237 (number)

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237 (two hundred [and] thirty-seven) is the natural number following 236 and preceding 238.

← 236 237 238 →
Cardinaltwo hundred thirty-seven
Ordinal237th
(two hundred thirty-seventh)
Factorization3 × 79
Primeno
Greek numeralΣΛΖ´
Roman numeralCCXXXVII
Binary111011012
Ternary222103
Senary10336
Octal3558
Duodecimal17912
HexadecimalED16

237 is a lucky number,[1] and one of the numbers in Aronson's sequence.[2]

The 237th square pyramidal number, 4465475, is also a sum of two smaller square pyramidal numbers. There are only four smaller numbers (55, 70, 147, and 226) with the same property.[3]

References[edit]

  1. ^ Sloane, N. J. A. (ed.). "Sequence A000959". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. ^ Sloane, N. J. A. (ed.). "Sequence A005224". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. ^ Sloane, N. J. A. (ed.). "Sequence A053719". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.