Base | Representation |
---|---|
bin | 110101101110111001… |
… | …000011111100110000 |
3 | 12111220212101001012120 |
4 | 311232321003330300 |
5 | 1421124411330432 |
6 | 42301004354240 |
7 | 4111510431531 |
oct | 655671037460 |
9 | 174825331176 |
10 | 57695026992 |
11 | 2251737a799 |
12 | b221b45980 |
13 | 5596063635 |
14 | 2b146cc688 |
15 | 177a1ecc2c |
hex | d6ee43f30 |
57695026992 has 80 divisors (see below), whose sum is σ = 157457064960. Its totient is φ = 18153628416.
The previous prime is 57695026957. The next prime is 57695026999. The reversal of 57695026992 is 29962059675.
It is a super-2 number, since 2×576950269922 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57695026999) 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, 138433 + ... + 366815.
It is an arithmetic number, because the mean of its divisors is an integer number (1968213312).
Almost surely, 257695026992 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 57695026992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78728532480).
57695026992 is an abundant number, since it is smaller than the sum of its proper divisors (99762037968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57695026992 is a wasteful number, since it uses less digits than its factorization.
57695026992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228690 (or 228684 counting only the distinct ones).
The product of its (nonzero) digits is 18370800, while the sum is 60.
The spelling of 57695026992 in words is "fifty-seven billion, six hundred ninety-five million, twenty-six thousand, nine hundred ninety-two".
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