10,000,000,000

10000000000
List of numbers Integers ← 100 101 102 103 104 105 106 107 108 109
Cardinal	Ten billion
Ordinal	Ten billionth (short scale)
Factorization	210 510
Greek numeral	${\displaystyle {\stackrel {\rho }{\mathrm {M} }}}$
Roman numeral	X
Binary	10010101000000101111100100000000002
Ternary	2212102202021220101013
Senary	43321424121446
Octal	1124027620008
Duodecimal	1B30B9105412
Hexadecimal	2540BE40016

10,000,000,000 (ten billion) is the natural number following 9,999,999,999 and preceding 10,000,000,001.

In scientific notation, it is written as 10¹⁰.

10,000,000,000 is also the fifth power of 100 and also the square of 100,000.

Selected 11-digit numbers (10,000,000,001–99,999,999,999)

10,000,000,001 to 19,999,999,999

• 10,000,000,019 = smallest 11-digit prime number. ^[1]
• 10,000,020,331 = smallest triangular number with 11 digits and the 141,421st triangular number
• 10,123,457,689 = smallest pandigital prime in base 10. ^[2]
• 10,460,353,203 = 2187³ = 27⁷ = 3²¹
• 10,604,499,373 = 2197³ = 13⁹
• 11,019,960,576 = 104976² = 324⁴ = 18⁸
• 11,111,111,111 = repunit
• 11,123,060,678 = number of free 21-ominoes
• 11,874,568,703 = number of partitions of 378 into divisors of 378 ^[3]
• 12,586,269,025 = 50th Fibonacci number.
• 13,060,694,016 = 6¹³
• 13,820,000,000 = approximate age of the universe in years ^[4]
• 13,841,287,201 = 117649² = 2401³ = 343⁴ = 49⁶ = 7¹²
• 13,967,553,600 = superior highly composite number, ^[5] superabundant number ^[6]
• 14,830,871,802 = number of trees with 30 unlabeled nodes ^[7]
• 16,983,563,041 = 130321² = 361⁴ = 19⁸
• 17,171,999,198 = number of partitions of 390 into divisors of 390 ^[3]
• 17,179,869,184 = 131072² = 4¹⁷ = 2³⁴
• 17,589,157,530 = number of partitions of 288 into divisors of 288 ^[3]
• 18,212,890,625 = 1-automorphic number ^[8]
• 19,606,122,418 = number of partitions of 384 into divisors of 384 ^[3]

20,000,000,000 to 29,999,999,999

• 20,365,011,074 = 51st Fibonacci number.
• 20,661,046,784 = 2744³ = 14⁹
• 22,222,222,222 = repdigit
• 25,600,000,000 = 160000² = 400⁴ = 20⁸
• 25,937,424,601 = 161051² = 121⁵ = 11¹⁰
• 26,771,144,400 = smallest number divisible by the numbers from 1 to 26 (there is no smaller number divisible by the numbers from 1 to 25 since any number divisible by 2 and 13 must be divisible by 26)
• 26,990,077,184 = number of partitions of 240 into divisors of 240 ^[3]
• 28,843,094,837 = number of partitions of 300 into divisors of 300 ^[3]

30,000,000,000 to 39,999,999,999

• 30,517,578,125 = 3125³ = 125⁵ = 5¹⁵
• 31,381,059,609 = 177147² = 9¹¹ = 3²²
• 32,951,280,099 = 52nd Fibonacci number.
• 33,333,333,333 = repdigit
• 34,359,738,368 = 128⁵ = 32⁷ = 2³⁵
• 38,443,359,375 = 3375³ = 15⁹

40,000,000,000 to 49,999,999,999

• 40,330,829,030 = number of trees with 31 unlabeled nodes ^[7]
• 43,191,857,688 = number of free 22-ominoes
• 44,444,444,444 = repdigit

50,000,000,000 to 59,999,999,999

• 53,316,291,173 = 53rd Fibonacci number.
• 55,555,555,555 = repdigit

60,000,000,000 to 69,999,999,999

• 61,917,364,224 = 248832² = 144⁵ = 12¹⁰
• 66,666,666,666 = repdigit
• 68,719,476,736 = 262144² = 4096³ = 512⁴ = 64⁶ = 16⁹ = 8¹² = 4¹⁸ = 2³⁶

70,000,000,000 to 79,999,999,999

• 77,777,777,777 = repdigit
• 78,364,164,096 = 279936² = 36⁷ = 6¹⁴

80,000,000,000 to 89,999,999,999

• 81,787,109,376 = 1-automorphic number ^[8]
• 86,267,571,272 = 54th Fibonacci number.
• 87,178,291,200 = 14!
• 88,888,888,888 = repdigit

90,000,000,000 to 99,999,999,999

• 94,143,178,827 = 3²³
• 96,889,010,407 = 7¹³
• 99,999,999,999 = repdigit

References

1. Sloane, N. J. A. (ed.). "SequenceA003617(Smallest n-digit prime)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
2. Sloane, N. J. A. (ed.). "SequenceA050288(Pandigital primes)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
3. Sloane, N. J. A. (ed.). "SequenceA018818(Number of partitions of n into divisors of n)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
4. updated, Keith Cooper last (2017-06-08). "How Old is the Universe?". Space.com. Retrieved 2025-02-18.
5. Sloane, N. J. A. (ed.). "SequenceA002201(Superior highly composite numbers)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
6. Sloane, N. J. A. (ed.). "SequenceA004394(Superabundant [or super-abundant] numbers)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
7. Sloane, N. J. A. (ed.). "SequenceA000055(Number of trees with n unlabeled nodes)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
8. Sloane, N. J. A. (ed.). "SequenceA003226(Automorphic numbers: m^2 ends with m.)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.