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51060005051 = 114641818641
BaseRepresentation
bin101111100011011010…
…011101100010111011
311212210110102000012012
4233203122131202323
51314032330130201
635242345040135
73455212611326
oct574332354273
9155713360165
1051060005051
111a722050590
129a8ba8604b
134a79559253
14268541b7bd
1514dc97a5bb
hexbe369d8bb

51060005051 has 4 divisors (see below), whose sum is σ = 55701823704. Its totient is φ = 46418186400.

The previous prime is 51060005027. The next prime is 51060005077. The reversal of 51060005051 is 15050006015.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51060005051 - 226 = 50992896187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51060005021) 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, 2320909310 + ... + 2320909331.

It is an arithmetic number, because the mean of its divisors is an integer number (13925455926).

Almost surely, 251060005051 is an apocalyptic number.

51060005051 is a deficient number, since it is larger than the sum of its proper divisors (4641818653).

51060005051 is a wasteful number, since it uses less digits than its factorization.

51060005051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641818652.

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 51060005051 in words is "fifty-one billion, sixty million, five thousand, fifty-one".

Divisors: 1 11 4641818641 51060005051