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BaseRepresentation
bin1001010100000111
31221100000
421110013
52210101
6452343
7216141
oct112407
957300
1038151
1126733
121a0b3
1314499
14dc91
15b486
hex9507

38151 has 12 divisors (see below), whose sum is σ = 57512. Its totient is φ = 25272.

The previous prime is 38149. The next prime is 38153. The reversal of 38151 is 15183.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (38149) and next prime (38153).

It is not a de Polignac number, because 38151 - 21 = 38149 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a nialpdrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 38151.

It is not an unprimeable number, because it can be changed into a prime (38153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165 + ... + 321.

238151 is an apocalyptic number.

38151 is a deficient number, since it is larger than the sum of its proper divisors (19361).

38151 is an equidigital number, since it uses as much as digits as its factorization.

38151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 160 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 38151 is about 195.3228097279. The cubic root of 38151 is about 33.6642266419.

The spelling of 38151 in words is "thirty-eight thousand, one hundred fifty-one".

Divisors: 1 3 9 27 81 157 243 471 1413 4239 12717 38151