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250 (number)

From Wikipedia, the free encyclopedia
← 249 250 251 →
Cardinaltwo hundred fifty
Ordinal250th
(two hundred fiftieth)
Factorization2 × 53
Greek numeralΣΝ´
Roman numeralCCL
Binary111110102
Ternary1000213
Senary10546
Octal3728
Duodecimal18A12
HexadecimalFA16

250 (two hundred [and] fifty) is the natural number following 249 and preceding 251.

250 is also the sum of squares of the divisors of the number 14.[1]

250 has the same digits and prime factors.

250 can be written as the sum of 4 prime numbers.[2]

250 is such a number where it squared plus 1 is prime.[3]

250 is the sum of 2 perfect cubes.[4]

References

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  1. ^ "A001157 - OEIS". oeis.org. Retrieved 2021-10-02.
  2. ^ Sloane, N. J. A. (ed.). "Sequence A014613 (Numbers that are products of 4 primes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. ^ Sloane, N. J. A. (ed.). "Sequence A005574 (Numbers k such that k^2 + 1 is prime)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  4. ^ Sloane, N. J. A. (ed.). "Sequence A003325 (Numbers that are the sum of 2 positive cubes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.