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56258630878 = 244216362659
BaseRepresentation
bin110100011001010001…
…101001010011011110
312101012202112120011111
4310121101221103132
51410204202142003
641502253412234
74031066321002
oct643121512336
9171182476144
1056258630878
112194a59206a
12aaa0a9a07a
1353c75b07c8
142a19a24702
1516e4068e6d
hexd194694de

56258630878 has 8 divisors (see below), whose sum is σ = 84407047560. Its totient is φ = 28122948360.

The previous prime is 56258630861. The next prime is 56258630891. The reversal of 56258630878 is 87803685265.

It is a happy number.

56258630878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3172488 + ... + 3190171.

It is an arithmetic number, because the mean of its divisors is an integer number (10550880945).

Almost surely, 256258630878 is an apocalyptic number.

56258630878 is a deficient number, since it is larger than the sum of its proper divisors (28148416682).

56258630878 is a wasteful number, since it uses less digits than its factorization.

56258630878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367082.

The product of its (nonzero) digits is 19353600, while the sum is 58.

The spelling of 56258630878 in words is "fifty-six billion, two hundred fifty-eight million, six hundred thirty thousand, eight hundred seventy-eight".

Divisors: 1 2 4421 8842 6362659 12725318 28129315439 56258630878