Base | Representation |
---|---|
bin | 10010110010101… |
… | …01000101100100 |
3 | 101222121200110020 |
4 | 21121111011210 |
5 | 310323304131 |
6 | 23350355140 |
7 | 3622606005 |
oct | 1131250544 |
9 | 358550406 |
10 | 157634916 |
11 | 80a8749a |
12 | 4495bab0 |
13 | 268730ca |
14 | 16d151ac |
15 | dc8b996 |
hex | 9655164 |
157634916 has 48 divisors (see below), whose sum is σ = 384943104. Its totient is φ = 50111776.
The previous prime is 157634903. The next prime is 157634921. The reversal of 157634916 is 619436751.
157634916 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 128281 + ... + 129503.
It is an arithmetic number, because the mean of its divisors is an integer number (8019648).
Almost surely, 2157634916 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157634916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192471552).
157634916 is an abundant number, since it is smaller than the sum of its proper divisors (227308188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157634916 is a wasteful number, since it uses less digits than its factorization.
157634916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1720 (or 1718 counting only the distinct ones).
The product of its digits is 136080, while the sum is 42.
The square root of 157634916 is about 12555.2744294977. The cubic root of 157634916 is about 540.1953065823.
The spelling of 157634916 in words is "one hundred fifty-seven million, six hundred thirty-four thousand, nine hundred sixteen".
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