Base | Representation |
---|---|
bin | 10010110100111… |
… | …11100000110100 |
3 | 102000012011121220 |
4 | 21122133200310 |
5 | 310413033024 |
6 | 23401110340 |
7 | 3625315533 |
oct | 1132374064 |
9 | 360164556 |
10 | 157939764 |
11 | 81175534 |
12 | 44a883b0 |
13 | 2694baa8 |
14 | 16d9431a |
15 | dcebe79 |
hex | 969f834 |
157939764 has 24 divisors (see below), whose sum is σ = 368816448. Its totient is φ = 52605120.
The previous prime is 157939759. The next prime is 157939871. The reversal of 157939764 is 467939751.
157939764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13329 + ... + 22215.
It is an arithmetic number, because the mean of its divisors is an integer number (15367352).
Almost surely, 2157939764 is an apocalyptic number.
It is an amenable number.
157939764 is an abundant number, since it is smaller than the sum of its proper divisors (210876684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157939764 is a wasteful number, since it uses less digits than its factorization.
157939764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10375 (or 10373 counting only the distinct ones).
The product of its digits is 1428840, while the sum is 51.
The square root of 157939764 is about 12567.4088021358. The cubic root of 157939764 is about 540.5433077762.
The spelling of 157939764 in words is "one hundred fifty-seven million, nine hundred thirty-nine thousand, seven hundred sixty-four".
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