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51060010511 = 232223432833
BaseRepresentation
bin101111100011011010…
…011110111000001111
311212210110102021200102
4233203122132320033
51314032330314021
635242345121315
73455212633256
oct574332367017
9155713367612
1051060010511
111a7220546a4
129a8ba8923b
134a7955b893
14268541d79d
1514dc97c00b
hexbe369ee0f

51060010511 has 12 divisors (see below), whose sum is σ = 53616013248. Its totient is φ = 48620884224.

The previous prime is 51060010457. The next prime is 51060010549. The reversal of 51060010511 is 11501006015.

It is not a de Polignac number, because 51060010511 - 214 = 51059994127 is a prime.

It is a super-2 number, since 2×510600105112 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51060010571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98450 + ... + 334383.

It is an arithmetic number, because the mean of its divisors is an integer number (4468001104).

Almost surely, 251060010511 is an apocalyptic number.

51060010511 is a deficient number, since it is larger than the sum of its proper divisors (2556002737).

51060010511 is a wasteful number, since it uses less digits than its factorization.

51060010511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433102 (or 433079 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 51060010511 its reverse (11501006015), we get a palindrome (62561016526).

The spelling of 51060010511 in words is "fifty-one billion, sixty million, ten thousand, five hundred eleven".

Divisors: 1 23 223 529 5129 117967 432833 9955159 96521759 228968657 2220000457 51060010511