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150256137 = 3269186191
BaseRepresentation
bin10001111010010…
…11101000001001
3101110201210200010
420331023220021
5301431144022
622524302133
73503104353
oct1075135011
9343653603
10150256137
11778a7729
12423a1949
132518b675
1415d540d3
15d2d050c
hex8f4ba09

150256137 has 8 divisors (see below), whose sum is σ = 201087360. Its totient is φ = 99797840.

The previous prime is 150256129. The next prime is 150256181. The reversal of 150256137 is 731652051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150256137 - 23 = 150256129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150256187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92289 + ... + 93902.

It is an arithmetic number, because the mean of its divisors is an integer number (25135920).

Almost surely, 2150256137 is an apocalyptic number.

It is an amenable number.

150256137 is a deficient number, since it is larger than the sum of its proper divisors (50831223).

150256137 is a wasteful number, since it uses less digits than its factorization.

150256137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186463.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 150256137 is about 12257.9010030266. The cubic root of 150256137 is about 531.6315417004.

The spelling of 150256137 in words is "one hundred fifty million, two hundred fifty-six thousand, one hundred thirty-seven".

Divisors: 1 3 269 807 186191 558573 50085379 150256137