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56738968207 = 3110317769799
BaseRepresentation
bin110100110101111001…
…111111001010001111
312102110020101020002221
4310311321333022033
51412200133440312
642022053000211
74046021162245
oct646571771217
9172406336087
1056738968207
1122076739669
12abb5923067
135472c6cb8c
142a6373c795
1517212eb207
hexd35e7f28f

56738968207 has 8 divisors (see below), whose sum is σ = 59137894400. Its totient is φ = 54375581880.

The previous prime is 56738968133. The next prime is 56738968211. The reversal of 56738968207 is 70286983765.

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

It is a cyclic number.

It is not a de Polignac number, because 56738968207 - 223 = 56730579599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56738968907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8881707 + ... + 8888092.

It is an arithmetic number, because the mean of its divisors is an integer number (7392236800).

Almost surely, 256738968207 is an apocalyptic number.

56738968207 is a deficient number, since it is larger than the sum of its proper divisors (2398926193).

56738968207 is a wasteful number, since it uses less digits than its factorization.

56738968207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17769933.

The product of its (nonzero) digits is 30481920, while the sum is 61.

The spelling of 56738968207 in words is "fifty-six billion, seven hundred thirty-eight million, nine hundred sixty-eight thousand, two hundred seven".

Divisors: 1 31 103 3193 17769799 550863769 1830289297 56738968207