275 (number)

← 274 275 276 →
← 200 210 220 230 240 250 260 270 280 290 → List of numbers ; Integers ; ← 0 100 200 300 400 500 600 700 800 900 →
Cardinal	two hundred seventy-five
Ordinal	275th; (two hundred seventy-fifth)
Factorization	52 × 11
Divisors	1, 5, 11, 25, 55, 275
Greek numeral	ΣΟΕ´
Roman numeral	CCLXXV, cclxxv
Binary	1000100112
Ternary	1010123
Senary	11356
Octal	4238
Duodecimal	1AB12
Hexadecimal	11316

Last updated January 12, 2025

275 (two hundred [and] seventy-five) is the natural number following 274 and preceding 276.

In mathematics

275 is an odd composite number with 2 prime factors.^[1]
275 is equivalent to the number of partitions of 28 when no partition occurs only once. Partitions are the number of ways of writing a number as a sum of other positive integers.^[2]
275 is the sum of fifth powers of the first two primes (2^5 + 3^5 = 275).
275 is the maximum number of pieces made by cutting an annulus with 22 cuts.^[3]
275 is the smallest non semiprime that follows the equations n>1 and the greatest common denominator of n and b^n-b is 1 for some value of b.^[4]

Related Research Articles

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300 is the natural number following 299 and preceding 301.

360 is the natural number following 359 and preceding 361.

353 is the natural number following 352 and preceding 354. It is a prime number.

285 is the natural number following 284 and preceding 286.

279 is the natural number following 278 and preceding 280.

278 is the natural number following 277 and preceding 279.

284 is the natural number following 283 and preceding 285.

287 is the natural number following 286 and preceding 288.

310 is the natural number following 309 and preceding 311.

291 is the natural number following 290 and preceding 292.

304 is the natural number following 303 and preceding 305.

297 is the natural number following 296 and preceding 298.

299 is the natural number following 298 and preceding 300.

301 is the natural number following 300 and preceding 302.

302 is the natural number following 301 and preceding 303.

References

↑ "Composite numbers". mathworld.wolfram.com.
↑ "Partition information". mathworld.wolfram.com.
↑ Sloane, N. J. A. (ed.). "SequenceA000096". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
↑ (sequence A321487 in the OEIS )

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[1] "Composite numbers". mathworld.wolfram.com.

[2] "Partition information". mathworld.wolfram.com.

[3] Sloane, N. J. A. (ed.). "SequenceA000096". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.

[4] (sequence A321487 in the OEIS )

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