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13011568707 = 329332345007
BaseRepresentation
bin11000001111000110…
…01100100001000011
31020120210120011202010
430013203030201003
5203121430144312
65551043024003
7640303336434
oct140743144103
936523504663
1013011568707
115577767175
12263166b003
1312c48c25a7
148b60db48b
1551248993c
hex3078cc843

13011568707 has 16 divisors (see below), whose sum is σ = 17952791040. Its totient is φ = 8372556192.

The previous prime is 13011568699. The next prime is 13011568727. The reversal of 13011568707 is 70786511031.

It is not a de Polignac number, because 13011568707 - 23 = 13011568699 is a prime.

It is a super-3 number, since 3×130115687073 (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13011568727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266598 + ... + 311604.

It is an arithmetic number, because the mean of its divisors is an integer number (1122049440).

Almost surely, 213011568707 is an apocalyptic number.

13011568707 is a deficient number, since it is larger than the sum of its proper divisors (4941222333).

13011568707 is a wasteful number, since it uses less digits than its factorization.

13011568707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48362.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 13011568707 in words is "thirteen billion, eleven million, five hundred sixty-eight thousand, seven hundred seven".

Divisors: 1 3 29 87 3323 9969 45007 96367 135021 289101 1305203 3915609 149558261 448674783 4337189569 13011568707