Base | Representation |
---|---|
bin | 10010110001100… |
… | …01111011011000 |
3 | 101222100100220110 |
4 | 21120301323120 |
5 | 310304202104 |
6 | 23343324320 |
7 | 3621436104 |
oct | 1130617330 |
9 | 358310813 |
10 | 157490904 |
11 | 8099927a |
12 | 448b06a0 |
13 | 268226ac |
14 | 16cb8904 |
15 | dc5de89 |
hex | 9631ed8 |
157490904 has 16 divisors (see below), whose sum is σ = 393727320. Its totient is φ = 52496960.
The previous prime is 157490903. The next prime is 157490911. The reversal of 157490904 is 409094751.
157490904 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 not an unprimeable number, because it can be changed into a prime (157490903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3281037 + ... + 3281084.
Almost surely, 2157490904 is an apocalyptic number.
It is an amenable number.
157490904 is an abundant number, since it is smaller than the sum of its proper divisors (236236416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157490904 is a wasteful number, since it uses less digits than its factorization.
157490904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6562130 (or 6562126 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 157490904 is about 12549.5379994644. The cubic root of 157490904 is about 540.0307527068.
The spelling of 157490904 in words is "one hundred fifty-seven million, four hundred ninety thousand, nine hundred four".
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