This nBAB for the number

`was created because on 17 February 2010`

137`was the smallest number without a nBAB. It was created immediately after a nBAB for 136 was created.`

137MathBabbler Number Analyst (MBNA) output: ========================================= 137 is a natural, whole, integer 137 is odd 137 proper divisors are: 1, 137 is deficient (sum of divisors is 1) 137 is unhappy 137 is not a Harshad number 137 is prime ...Sexy prime with 131 ...Twin prime with 139 ...Pythagorean ...Left-truncatable ...Right-truncatable ...Eisenstein 137 in octal is 0211 137 in hexadecimal is 0x89 137 in binary is 10001001 (is odious) 137 nearest square numbers: -16...7 (121...144 [12]) sqrt(137) = 11.7047 ln(137) = 4.91998 log(137) = 2.13672 137 reciprocal is .00729927007299270072992700729927 137! is 5.01289e+234 137 is 43.6085 Pi years 137 is 6 score and 17 years 137 written as a Roman numeral is CXXXVII 137 = 69^2 - 68^2 and 69 + 68 = 137

`is a triple-X Roman numeral.`

137

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 17 February 2010

This work is licensed under a Creative Commons Attribution 3.0 United States License.