238 (two hundred [and] thirty-eight) is the natural number following 237 and preceding 239.
| ||||
---|---|---|---|---|
Cardinal | two hundred thirty-eight | |||
Ordinal | 238th (two hundred thirty-eighth) | |||
Factorization | 2 × 7 × 17 | |||
Prime | no | |||
Greek numeral | ΣΛΗ´ | |||
Roman numeral | CCXXXVIII | |||
Binary | 111011102 | |||
Ternary | 222113 | |||
Quaternary | 32324 | |||
Quinary | 14235 | |||
Senary | 10346 | |||
Octal | 3568 | |||
Duodecimal | 17A12 | |||
Hexadecimal | EE16 | |||
Vigesimal | BI20 | |||
Base 36 | 6M36 |
238 is an untouchable number.[1] There are 238 2-vertex-connected graphs on five labeled vertices,[2] and 238 order-5 polydiamonds (polyiamonds that can partitioned into 5 diamonds).[3] Out of the 720 permutations of six elements, exactly 238 of them have a unique longest increasing subsequence.[4]
There are 238 compact and paracompact hyperbolic groups of ranks 3 through 10.[5]
Original source: https://en.wikipedia.org/wiki/238 (number).
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