Base | Representation |
---|---|
bin | 110101010010001000… |
… | …001010101101100110 |
3 | 12110200020022110201101 |
4 | 311102020022231212 |
5 | 1414132341310330 |
6 | 42141045150314 |
7 | 4063530531514 |
oct | 652210125546 |
9 | 173606273641 |
10 | 57212447590 |
11 | 22299a31741 |
12 | b1083bb39a |
13 | 551a09a8ac |
14 | 2aaa58d4b4 |
15 | 174cb764ca |
hex | d5220ab66 |
57212447590 has 16 divisors (see below), whose sum is σ = 103118459472. Its totient is φ = 22854744864.
The previous prime is 57212447587. The next prime is 57212447623. The reversal of 57212447590 is 9574421275.
It is a self number, because there is not a number n which added to its sum of digits gives 57212447590.
It is a congruent number.
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, 3771324 + ... + 3786463.
It is an arithmetic number, because the mean of its divisors is an integer number (6444903717).
Almost surely, 257212447590 is an apocalyptic number.
57212447590 is a deficient number, since it is larger than the sum of its proper divisors (45906011882).
57212447590 is a wasteful number, since it uses less digits than its factorization.
57212447590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7558551.
The product of its (nonzero) digits is 705600, while the sum is 46.
The spelling of 57212447590 in words is "fifty-seven billion, two hundred twelve million, four hundred forty-seven thousand, five hundred ninety".
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