Base | Representation |
---|---|
bin | 110101010100011101… |
… | …011011110110100100 |
3 | 12110202221221110112010 |
4 | 311110131123312210 |
5 | 1414222400433002 |
6 | 42145003554220 |
7 | 4064514243252 |
oct | 652435336644 |
9 | 173687843463 |
10 | 57251577252 |
11 | 2230a028401 |
12 | b11952b970 |
13 | 552521b23c |
14 | 2ab18575d2 |
15 | 175130546c |
hex | d5475bda4 |
57251577252 has 48 divisors (see below), whose sum is σ = 141908043200. Its totient is φ = 17913571200.
The previous prime is 57251577239. The next prime is 57251577269. The reversal of 57251577252 is 25277515275.
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, 1126999 + ... + 1176702.
Almost surely, 257251577252 is an apocalyptic number.
It is an amenable number.
57251577252 is an abundant number, since it is smaller than the sum of its proper divisors (84656465948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57251577252 is a wasteful number, since it uses less digits than its factorization.
57251577252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2303836 (or 2303834 counting only the distinct ones).
The product of its digits is 1715000, while the sum is 48.
The spelling of 57251577252 in words is "fifty-seven billion, two hundred fifty-one million, five hundred seventy-seven thousand, two hundred fifty-two".
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