190 (number)

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← 189 190 191 →
Cardinal one hundred ninety
Ordinal 190th
(one hundred ninetieth)
Factorization 2 × 5 × 19
Greek numeral ΡϞ´
Roman numeral CXC
Binary 101111102
Ternary 210013
Senary 5146
Octal 2768
Duodecimal 13A12
Hexadecimal BE16

190 (one hundred [and] ninety) is the natural number following 189 and preceding 191.

Contents

In mathematics

190 is a triangular number, a hexagonal number, and a centered nonagonal number, the fourth figurate number (after 1, 28, and 91) with that combination of properties. [1] It is also a truncated square pyramid number. [2]

In other fields

See also

Related Research Articles

19 (nineteen) is the natural number following 18 and preceding 20. It is a prime number.

91 (ninety-one) is the natural number following 90 and preceding 92.

1000 or one thousand is the natural number following 999 and preceding 1001. In most English-speaking countries, it can be written with or without a comma or sometimes a period separating the thousands digit: 1,000.

300 is the natural number following 299 and preceding 301.

500 is the natural number following 499 and preceding 501.

700 is the natural number following 699 and preceding 701.

600 is the natural number following 599 and preceding 601.

800 is the natural number following 799 and preceding 801.

2000 is a natural number following 1999 and preceding 2001.

10,000 is the natural number following 9,999 and preceding 10,001.

3000 is the natural number following 2999 and preceding 3001. It is the smallest number requiring thirteen letters in English.

4000 is the natural number following 3999 and preceding 4001. It is a decagonal number.

6000 is the natural number following 5999 and preceding 6001.

8000 is the natural number following 7999 and preceding 8001.

204 is the natural number following 203 and preceding 205.

252 is the natural number following 251 and preceding 253.

20,000 is the natural number that comes after 19,999 and before 20,001.

30,000 is the natural number that comes after 29,999 and before 30,001.

40,000 is the natural number that comes after 39,999 and before 40,001. It is the square of 200.

60,000 is the natural number that comes after 59,999 and before 60,001. It is a round number. It is the value of (75025).

References

  1. ↑ Sloane, N. J. A. (ed.), "SequenceA272399(The intersection of hexagonal numbers (A000384) and centered 9-gonal numbers (A060544))", The On-Line Encyclopedia of Integer Sequences , OEIS Foundation
  2. ↑ Sloane, N. J. A. (ed.), "SequenceA050409(Truncated square pyramid numbers: a(n) = Sum_{k = n..2*n} k^2)", The On-Line Encyclopedia of Integer Sequences , OEIS Foundation
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