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13695011660 = 2251162250053
BaseRepresentation
bin11001100000100100…
…10100101101001100
31022100102120200020002
430300102110231030
5211021410333120
610142535343432
7663242451461
oct146022245514
938312520202
1013695011660
115898527a60
1227a2521b78
1313a33856c5
1493cba5668
1555248b375
hex330494b4c

13695011660 has 24 divisors (see below), whose sum is σ = 31374027216. Its totient is φ = 4980004160.

The previous prime is 13695011633. The next prime is 13695011683. The reversal of 13695011660 is 6611059631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31124807 + ... + 31125246.

It is an arithmetic number, because the mean of its divisors is an integer number (1307251134).

Almost surely, 213695011660 is an apocalyptic number.

13695011660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13695011660 is an abundant number, since it is smaller than the sum of its proper divisors (17679015556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13695011660 is a wasteful number, since it uses less digits than its factorization.

13695011660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62250073 (or 62250071 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The spelling of 13695011660 in words is "thirteen billion, six hundred ninety-five million, eleven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 62250053 124500106 249000212 311250265 622500530 684750583 1245001060 1369501166 2739002332 3423752915 6847505830 13695011660