Base | Representation |
---|---|
bin | 110101001110101100… |
… | …101100110010100100 |
3 | 12110112020001112111221 |
4 | 311032230230302210 |
5 | 1414023124243432 |
6 | 42131232110124 |
7 | 4062231523453 |
oct | 651654546244 |
9 | 173466045457 |
10 | 57154915492 |
11 | 2226a506a54 |
12 | b0b1095344 |
13 | 550b1a602c |
14 | 2aa2a94b9a |
15 | 1747aaeb97 |
hex | d4eb2cca4 |
57154915492 has 6 divisors (see below), whose sum is σ = 100021102118. Its totient is φ = 28577457744.
The previous prime is 57154915463. The next prime is 57154915529. The reversal of 57154915492 is 29451945175.
57154915492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 43674312256 + 13480603236 = 208984^2 + 116106^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7144364433 + ... + 7144364440.
Almost surely, 257154915492 is an apocalyptic number.
It is an amenable number.
57154915492 is a deficient number, since it is larger than the sum of its proper divisors (42866186626).
57154915492 is a wasteful number, since it uses less digits than its factorization.
57154915492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14288728877 (or 14288728875 counting only the distinct ones).
The product of its digits is 2268000, while the sum is 52.
The spelling of 57154915492 in words is "fifty-seven billion, one hundred fifty-four million, nine hundred fifteen thousand, four hundred ninety-two".
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