Base | Representation |
---|---|
bin | 110101001100100011… |
… | …110000001110110000 |
3 | 12110102201111122110210 |
4 | 311030203300032300 |
5 | 1413434432001411 |
6 | 42123510424120 |
7 | 4061314424010 |
oct | 651443601660 |
9 | 173381448423 |
10 | 57119015856 |
11 | 22251217031 |
12 | b0a1062040 |
13 | 5503916946 |
14 | 2a9bdcbc40 |
15 | 174486cca6 |
hex | d4c8f03b0 |
57119015856 has 320 divisors, whose sum is σ = 180294746112. Its totient is φ = 15231338496.
The previous prime is 57119015827. The next prime is 57119015861. The reversal of 57119015856 is 65851091175.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58106341 + ... + 58107323.
Almost surely, 257119015856 is an apocalyptic number.
57119015856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57119015856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90147373056).
57119015856 is an abundant number, since it is smaller than the sum of its proper divisors (123175730256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57119015856 is a wasteful number, since it uses less digits than its factorization.
57119015856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1200 (or 1194 counting only the distinct ones).
The product of its (nonzero) digits is 378000, while the sum is 48.
The spelling of 57119015856 in words is "fifty-seven billion, one hundred nineteen million, fifteen thousand, eight hundred fifty-six".
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