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156080142 = 2337936587
BaseRepresentation
bin10010100110110…
…01100000001110
3101212200200201000
421103121200032
5304424031032
623253201130
73603442101
oct1123314016
9355620630
10156080142
1180115359
12443301a6
132644a51a
1416a2c738
15da80e7c
hex94d980e

156080142 has 32 divisors (see below), whose sum is σ = 351244800. Its totient is φ = 51366744.

The previous prime is 156080087. The next prime is 156080143. The reversal of 156080142 is 241080651.

156080142 is a `hidden beast` number, since 15 + 608 + 0 + 1 + 42 = 666.

It is a super-2 number, since 2×1560801422 = 48722021453480328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156080143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14028 + ... + 22559.

It is an arithmetic number, because the mean of its divisors is an integer number (10976400).

Almost surely, 2156080142 is an apocalyptic number.

156080142 is an abundant number, since it is smaller than the sum of its proper divisors (195164658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156080142 is a wasteful number, since it uses less digits than its factorization.

156080142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36677 (or 36671 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 156080142 is about 12493.2038324843. The cubic root of 156080142 is about 538.4134294925.

The spelling of 156080142 in words is "one hundred fifty-six million, eighty thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 79 158 237 474 711 1422 2133 4266 36587 73174 109761 219522 329283 658566 987849 1975698 2890373 5780746 8671119 17342238 26013357 52026714 78040071 156080142