Base | Representation |
---|---|
bin | 110101100010100000… |
… | …100100000110001011 |
3 | 12111101101110022211001 |
4 | 311202200210012023 |
5 | 1420213220402400 |
6 | 42224223515431 |
7 | 4103405542654 |
oct | 654240440613 |
9 | 174341408731 |
10 | 57487278475 |
11 | 22420085200 |
12 | b184458b77 |
13 | 5561cc5513 |
14 | 2ad4c9052b |
15 | 1766d62a6a |
hex | d6282418b |
57487278475 has 36 divisors (see below), whose sum is σ = 79129935360. Its totient is φ = 41394760000.
The previous prime is 57487278439. The next prime is 57487278481.
57487278475 is nontrivially palindromic in base 10.
It is a de Polignac number, because none of the positive numbers 2k-57487278475 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 211446 + ... + 399604.
It is an arithmetic number, because the mean of its divisors is an integer number (2198053760).
Almost surely, 257487278475 is an apocalyptic number.
57487278475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
57487278475 is a deficient number, since it is larger than the sum of its proper divisors (21642656885).
57487278475 is a wasteful number, since it uses less digits than its factorization.
57487278475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188292 (or 188276 counting only the distinct ones).
The product of its digits is 122931200, while the sum is 64.
The spelling of 57487278475 in words is "fifty-seven billion, four hundred eighty-seven million, two hundred seventy-eight thousand, four hundred seventy-five".
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