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313136196 = 22326094683
BaseRepresentation
bin10010101010100…
…001010001000100
3210211012222002220
4102222201101010
51120130324241
651023332340
710521420342
oct2252412104
9724188086
10313136196
1115083694a
1288a510b0
134cb49cb9
142d832992
151c756166
hex12aa1444

313136196 has 12 divisors (see below), whose sum is σ = 730651152. Its totient is φ = 104378728.

The previous prime is 313136179. The next prime is 313136267. The reversal of 313136196 is 691631313.

It is a tau number, because it is divible by the number of its divisors (12).

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, 13047330 + ... + 13047353.

It is an arithmetic number, because the mean of its divisors is an integer number (60887596).

Almost surely, 2313136196 is an apocalyptic number.

It is an amenable number.

313136196 is an abundant number, since it is smaller than the sum of its proper divisors (417514956).

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

313136196 is a wasteful number, since it uses less digits than its factorization.

313136196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26094690 (or 26094688 counting only the distinct ones).

The product of its digits is 8748, while the sum is 33.

The square root of 313136196 is about 17695.6547208630. The cubic root of 313136196 is about 679.0645990987.

The spelling of 313136196 in words is "three hundred thirteen million, one hundred thirty-six thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 26094683 52189366 78284049 104378732 156568098 313136196