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14879292805 = 513997229601
BaseRepresentation
bin11011101101101111…
…11111110110000101
31102101222000101112201
431312313333312011
5220433044332210
610500242514501
71034502621256
oct156667776605
942358011481
1014879292805
116345a77a03
122a73065a31
131531835290
14a121a2b2d
155c141e53a
hex376dffd85

14879292805 has 16 divisors (see below), whose sum is σ = 19247994864. Its totient is φ = 10976716800.

The previous prime is 14879292793. The next prime is 14879292889. The reversal of 14879292805 is 50829297841.

It can be written as a sum of positive squares in 8 ways, for example, as 664453729 + 14214839076 = 25777^2 + 119226^2 .

It is not a de Polignac number, because 14879292805 - 25 = 14879292773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49996 + ... + 179605.

It is an arithmetic number, because the mean of its divisors is an integer number (1202999679).

Almost surely, 214879292805 is an apocalyptic number.

It is an amenable number.

14879292805 is a deficient number, since it is larger than the sum of its proper divisors (4368702059).

14879292805 is a wasteful number, since it uses less digits than its factorization.

14879292805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230616.

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 14879292805 in words is "fourteen billion, eight hundred seventy-nine million, two hundred ninety-two thousand, eight hundred five".

Divisors: 1 5 13 65 997 4985 12961 64805 229601 1148005 2984813 14924065 228912197 1144560985 2975858561 14879292805