Base | Representation |
---|---|
bin | 110100101100011110… |
… | …010001110100111000 |
3 | 12102001012120212020022 |
4 | 310230132101310320 |
5 | 1411334130202223 |
6 | 41554240550012 |
7 | 4042060045166 |
oct | 645436216470 |
9 | 172035525208 |
10 | 56580709688 |
11 | 21aa53766a8 |
12 | ab70922308 |
13 | 544923bc99 |
14 | 2a4a704236 |
15 | 1712489ac8 |
hex | d2c791d38 |
56580709688 has 32 divisors (see below), whose sum is σ = 110724658560. Its totient is φ = 27054651360.
The previous prime is 56580709687. The next prime is 56580709709. The reversal of 56580709688 is 88690708565.
56580709688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 2378672-1.
It is a self number, because there is not a number n which added to its sum of digits gives 56580709688.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56580709681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921731 + ... + 981197.
It is an arithmetic number, because the mean of its divisors is an integer number (3460145580).
Almost surely, 256580709688 is an apocalyptic number.
It is an amenable number.
56580709688 is a deficient number, since it is larger than the sum of its proper divisors (54143948872).
56580709688 is a wasteful number, since it uses less digits than its factorization.
56580709688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64667 (or 64663 counting only the distinct ones).
The product of its (nonzero) digits is 29030400, while the sum is 62.
The spelling of 56580709688 in words is "fifty-six billion, five hundred eighty million, seven hundred nine thousand, six hundred eighty-eight".
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