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13196856196 = 227345194713
BaseRepresentation
bin11000100101001100…
…00000101110000100
31021001201012202101201
430102212000232010
5204011343344241
610021302232244
7645013266256
oct142246005604
937051182351
1013196856196
115662310427
122683725684
1313240c8064
148d296dcd6
15523889931
hex312980b84

13196856196 has 12 divisors (see below), whose sum is σ = 23410861852. Its totient is φ = 6508038528.

The previous prime is 13196856173. The next prime is 13196856221. The reversal of 13196856196 is 69165869131.

It can be written as a sum of positive squares in 2 ways, for example, as 4622096196 + 8574760000 = 67986^2 + 92600^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22597065 + ... + 22597648.

Almost surely, 213196856196 is an apocalyptic number.

It is an amenable number.

13196856196 is a deficient number, since it is larger than the sum of its proper divisors (10214005656).

13196856196 is a wasteful number, since it uses less digits than its factorization.

13196856196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45194790 (or 45194788 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 55.

The spelling of 13196856196 in words is "thirteen billion, one hundred ninety-six million, eight hundred fifty-six thousand, one hundred ninety-six".

Divisors: 1 2 4 73 146 292 45194713 90389426 180778852 3299214049 6598428098 13196856196