Base | Representation |
---|---|
bin | 10010101111110… |
… | …00001110100100 |
3 | 101221220100201010 |
4 | 21113320032210 |
5 | 310224121224 |
6 | 23334302220 |
7 | 3616433055 |
oct | 1127701644 |
9 | 357810633 |
10 | 157254564 |
11 | 80847755 |
12 | 447b7970 |
13 | 2676bc4c |
14 | 16c5672c |
15 | dc13e29 |
hex | 95f83a4 |
157254564 has 24 divisors (see below), whose sum is σ = 386239840. Its totient is φ = 49659264.
The previous prime is 157254547. The next prime is 157254577. The reversal of 157254564 is 465452751.
157254564 is digitally balanced in base 2, 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 7 ways as a sum of consecutive naturals, for example, 344629 + ... + 345084.
Almost surely, 2157254564 is an apocalyptic number.
It is an amenable number.
157254564 is an abundant number, since it is smaller than the sum of its proper divisors (228985276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157254564 is a wasteful number, since it uses less digits than its factorization.
157254564 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 689739 (or 689737 counting only the distinct ones).
The product of its digits is 168000, while the sum is 39.
The square root of 157254564 is about 12540.1181812613. The cubic root of 157254564 is about 539.7604836276.
The spelling of 157254564 in words is "one hundred fifty-seven million, two hundred fifty-four thousand, five hundred sixty-four".
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