Base | Representation |
---|---|
bin | 10010100110110… |
… | …01100000001110 |
3 | 101212200200201000 |
4 | 21103121200032 |
5 | 304424031032 |
6 | 23253201130 |
7 | 3603442101 |
oct | 1123314016 |
9 | 355620630 |
10 | 156080142 |
11 | 80115359 |
12 | 443301a6 |
13 | 2644a51a |
14 | 16a2c738 |
15 | da80e7c |
hex | 94d980e |
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".
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