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313250664 = 23313052111
BaseRepresentation
bin10010101010111…
…101001101101000
3210211102210010110
4102222331031220
51120143010124
651030014320
710522405146
oct2252751550
9724383113
10313250664
11150904951
1288aa73a0
134cb8a12c
142d862596
151c77a029
hex12abd368

313250664 has 16 divisors (see below), whose sum is σ = 783126720. Its totient is φ = 104416880.

The previous prime is 313250633. The next prime is 313250669. The reversal of 313250664 is 466052313.

It is not an unprimeable number, because it can be changed into a prime (313250669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6526032 + ... + 6526079.

It is an arithmetic number, because the mean of its divisors is an integer number (48945420).

Almost surely, 2313250664 is an apocalyptic number.

It is an amenable number.

313250664 is an abundant number, since it is smaller than the sum of its proper divisors (469876056).

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

313250664 is a wasteful number, since it uses less digits than its factorization.

313250664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13052120 (or 13052116 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 313250664 is about 17698.8887786776. Note that the first 3 decimals coincide. The cubic root of 313250664 is about 679.1473338084.

The spelling of 313250664 in words is "three hundred thirteen million, two hundred fifty thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 24 13052111 26104222 39156333 52208444 78312666 104416888 156625332 313250664