Base | Representation |
---|---|
bin | 110101000111000111… |
… | …000111001000001010 |
3 | 12110012100112022211102 |
4 | 311013013013020022 |
5 | 1413243032341021 |
6 | 42110443501402 |
7 | 4056124532561 |
oct | 650707071012 |
9 | 173170468742 |
10 | 57027621386 |
11 | 2220467300a |
12 | b076527862 |
13 | 54ba9c7088 |
14 | 2a8dbdabd8 |
15 | 173b81800b |
hex | d471c720a |
57027621386 has 16 divisors (see below), whose sum is σ = 87575148000. Its totient is φ = 27842392848.
The previous prime is 57027621361. The next prime is 57027621397. The reversal of 57027621386 is 68312672075.
It is a self number, because there is not a number n which added to its sum of digits gives 57027621386.
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, 1604180 + ... + 1639343.
It is an arithmetic number, because the mean of its divisors is an integer number (5473446750).
Almost surely, 257027621386 is an apocalyptic number.
57027621386 is a deficient number, since it is larger than the sum of its proper divisors (30547526614).
57027621386 is a wasteful number, since it uses less digits than its factorization.
57027621386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3243733.
The product of its (nonzero) digits is 846720, while the sum is 47.
The spelling of 57027621386 in words is "fifty-seven billion, twenty-seven million, six hundred twenty-one thousand, three hundred eighty-six".
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