Base | Representation |
---|---|
bin | 1101100000110… |
… | …1110101010000 |
3 | 10221122122000101 |
4 | 3120031311100 |
5 | 104002223020 |
6 | 5342502144 |
7 | 1255525054 |
oct | 330156520 |
9 | 127578011 |
10 | 56679760 |
11 | 29aa3385 |
12 | 16b94954 |
13 | b986927 |
14 | 7755c64 |
15 | 4e9900a |
hex | 360dd50 |
56679760 has 20 divisors (see below), whose sum is σ = 131780628. Its totient is φ = 22671872.
The previous prime is 56679743. The next prime is 56679761. The reversal of 56679760 is 6797665.
It can be written as a sum of positive squares in 2 ways, for example, as 9290304 + 47389456 = 3048^2 + 6884^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 56679760.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56679761) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354169 + ... + 354328.
Almost surely, 256679760 is an apocalyptic number.
It is an amenable number.
56679760 is an abundant number, since it is smaller than the sum of its proper divisors (75100868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56679760 is a wasteful number, since it uses less digits than its factorization.
56679760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 708510 (or 708504 counting only the distinct ones).
The product of its (nonzero) digits is 476280, while the sum is 46.
The square root of 56679760 is about 7528.5961506778. The cubic root of 56679760 is about 384.1280316709.
The spelling of 56679760 in words is "fifty-six million, six hundred seventy-nine thousand, seven hundred sixty".
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