Base | Representation |
---|---|
bin | 10010110001100… |
… | …10101011001000 |
3 | 101222100112002122 |
4 | 21120302223020 |
5 | 310304301320 |
6 | 23343350412 |
7 | 3621451031 |
oct | 1130625310 |
9 | 358315078 |
10 | 157493960 |
11 | 809a05a8 |
12 | 448b2408 |
13 | 26823bc0 |
14 | 16cb9a88 |
15 | dc5ed25 |
hex | 9632ac8 |
157493960 has 32 divisors (see below), whose sum is σ = 381621240. Its totient is φ = 58151424.
The previous prime is 157493957. The next prime is 157493971. The reversal of 157493960 is 69394751.
It can be written as a sum of positive squares in 4 ways, for example, as 75446596 + 82047364 = 8686^2 + 9058^2 .
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, 150917 + ... + 151956.
Almost surely, 2157493960 is an apocalyptic number.
157493960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157493960 is an abundant number, since it is smaller than the sum of its proper divisors (224127280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157493960 is a wasteful number, since it uses less digits than its factorization.
157493960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302897 (or 302893 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 44.
The square root of 157493960 is about 12549.6597563440. The cubic root of 157493960 is about 540.0342456562.
The spelling of 157493960 in words is "one hundred fifty-seven million, four hundred ninety-three thousand, nine hundred sixty".
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