Base | Representation |
---|---|
bin | 10010100110110… |
… | …01110100010110 |
3 | 101212200202110201 |
4 | 21103121310112 |
5 | 304424101210 |
6 | 23253211114 |
7 | 3603445621 |
oct | 1123316426 |
9 | 355622421 |
10 | 156081430 |
11 | 8011631a |
12 | 44330a9a |
13 | 2644ac9b |
14 | 16a2cdb8 |
15 | da8153a |
hex | 94d9d16 |
156081430 has 32 divisors (see below), whose sum is σ = 286156800. Its totient is φ = 61283040.
The previous prime is 156081413. The next prime is 156081463. The reversal of 156081430 is 34180651.
156081430 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1560814302 = 48722825581689800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260271 + ... + 260869.
It is an arithmetic number, because the mean of its divisors is an integer number (8942400).
Almost surely, 2156081430 is an apocalyptic number.
156081430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
156081430 is a deficient number, since it is larger than the sum of its proper divisors (130075370).
156081430 is a wasteful number, since it uses less digits than its factorization.
156081430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 156081430 is about 12493.2553804043. The cubic root of 156081430 is about 538.4149105150.
The spelling of 156081430 in words is "one hundred fifty-six million, eighty-one thousand, four hundred thirty".
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