Base | Representation |
---|---|
bin | 110101100011001000… |
… | …011100100100111000 |
3 | 12111102010010111022200 |
4 | 311203020130210320 |
5 | 1420223404432212 |
6 | 42225235550200 |
7 | 4103563445616 |
oct | 654310344470 |
9 | 174363114280 |
10 | 57497733432 |
11 | 22425a76167 |
12 | b187a5b360 |
13 | 5564216199 |
14 | 2ad64126b6 |
15 | 1767c2a6dc |
hex | d6321c938 |
57497733432 has 48 divisors (see below), whose sum is σ = 157856234640. Its totient is φ = 18903362688.
The previous prime is 57497733431. The next prime is 57497733473. The reversal of 57497733432 is 23433779475.
57497733432 is a `hidden beast` number, since 57 + 4 + 97 + 73 + 3 + 432 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57497733431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5464468 + ... + 5474979.
It is an arithmetic number, because the mean of its divisors is an integer number (3288671555).
Almost surely, 257497733432 is an apocalyptic number.
It is an amenable number.
57497733432 is an abundant number, since it is smaller than the sum of its proper divisors (100358501208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57497733432 is a wasteful number, since it uses less digits than its factorization.
57497733432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10939532 (or 10939525 counting only the distinct ones).
The product of its digits is 13335840, while the sum is 54.
The spelling of 57497733432 in words is "fifty-seven billion, four hundred ninety-seven million, seven hundred thirty-three thousand, four hundred thirty-two".
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