Base | Representation |
---|---|
bin | 11010001001110101000010… |
… | …00000100011011100000000 |
3 | 21112122010100000002222110000 |
4 | 31010322201000203130000 |
5 | 30014240204210322433 |
6 | 322152443024240000 |
7 | 15054061511451663 |
oct | 1504724100433400 |
9 | 245563300088400 |
10 | 57512313370368 |
11 | 1736392061127a |
12 | 654a331470000 |
13 | 261250723062c |
14 | 102b87a1356da |
15 | 69b061eb3113 |
hex | 344ea1023700 |
57512313370368 has 360 divisors, whose sum is σ = 176861558601728. Its totient is φ = 18577462192128.
The previous prime is 57512313370333. The next prime is 57512313370373. The reversal of 57512313370368 is 86307331321575.
57512313370368 is a `hidden beast` number, since 5 + 7 + 5 + 1 + 231 + 3 + 370 + 36 + 8 = 666.
It is a super-2 number, since 2×575123133703682 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 112985355 + ... + 113493237.
Almost surely, 257512313370368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57512313370368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88430779300864).
57512313370368 is an abundant number, since it is smaller than the sum of its proper divisors (119349245231360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57512313370368 is a wasteful number, since it uses less digits than its factorization.
57512313370368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 508081 (or 508058 counting only the distinct ones).
The product of its (nonzero) digits is 9525600, while the sum is 54.
The spelling of 57512313370368 in words is "fifty-seven trillion, five hundred twelve billion, three hundred thirteen million, three hundred seventy thousand, three hundred sixty-eight".
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