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13060905963 = 3714915712657
BaseRepresentation
bin11000010100111110…
…11001101111101011
31020201020101202201220
430022133121233223
5203222042442323
610000004313123
7641442604020
oct141237315753
936636352656
1013060905963
1155a25a4a66
1226460a27a3
131301ba8131
148bc8a1547
155169830e3
hex30a7d9beb

13060905963 has 32 divisors (see below), whose sum is σ = 20056204800. Its totient is φ = 7405777920.

The previous prime is 13060905947. The next prime is 13060905973. The reversal of 13060905963 is 36950906031.

It is not a de Polignac number, because 13060905963 - 24 = 13060905947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13060905973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4914331 + ... + 4916987.

It is an arithmetic number, because the mean of its divisors is an integer number (626756400).

Almost surely, 213060905963 is an apocalyptic number.

13060905963 is a deficient number, since it is larger than the sum of its proper divisors (6995298837).

13060905963 is a wasteful number, since it uses less digits than its factorization.

13060905963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4387.

The product of its (nonzero) digits is 131220, while the sum is 42.

The spelling of 13060905963 in words is "thirteen billion, sixty million, nine hundred five thousand, nine hundred sixty-three".

Divisors: 1 3 7 21 149 447 1043 1571 2657 3129 4713 7971 10997 18599 32991 55797 234079 395893 702237 1187679 1638553 2771251 4174147 4915659 8313753 12522441 29219029 87657087 621947903 1865843709 4353635321 13060905963