Base | Representation |
---|---|
bin | 110101011100110000… |
… | …111100110000101001 |
3 | 12111010200010022210222 |
4 | 311130300330300221 |
5 | 1420014033114010 |
6 | 42210502215425 |
7 | 4101125455535 |
oct | 653460746051 |
9 | 174120108728 |
10 | 57390910505 |
11 | 22380744555 |
12 | b158124575 |
13 | 5548053c56 |
14 | 2ac6166bc5 |
15 | 175d679355 |
hex | d5cc3cc29 |
57390910505 has 16 divisors (see below), whose sum is σ = 71016075648. Its totient is φ = 44496240000.
The previous prime is 57390910501. The next prime is 57390910573. The reversal of 57390910505 is 50501909375.
57390910505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57390910505 - 22 = 57390910501 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57390910501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 896051 + ... + 957960.
It is an arithmetic number, because the mean of its divisors is an integer number (4438504728).
Almost surely, 257390910505 is an apocalyptic number.
It is an amenable number.
57390910505 is a deficient number, since it is larger than the sum of its proper divisors (13625165143).
57390910505 is a wasteful number, since it uses less digits than its factorization.
57390910505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1854208.
The product of its (nonzero) digits is 212625, while the sum is 44.
The spelling of 57390910505 in words is "fifty-seven billion, three hundred ninety million, nine hundred ten thousand, five hundred five".
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