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313080507 = 32101344423
BaseRepresentation
bin10010101010010…
…011101010111011
3210211010010201100
4102222103222323
51120122034012
651022222443
710521066105
oct2252235273
9724103640
10313080507
111507a9023
1288a24a23
134cb2a84c
142d81a575
151c7448dc
hex12a93abb

313080507 has 12 divisors (see below), whose sum is σ = 456706224. Its totient is φ = 206653200.

The previous prime is 313080503. The next prime is 313080529. The reversal of 313080507 is 705080313.

It is not a de Polignac number, because 313080507 - 22 = 313080503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (313080503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171303 + ... + 173120.

It is an arithmetic number, because the mean of its divisors is an integer number (38058852).

Almost surely, 2313080507 is an apocalyptic number.

313080507 is a deficient number, since it is larger than the sum of its proper divisors (143625717).

313080507 is a wasteful number, since it uses less digits than its factorization.

313080507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344530 (or 344527 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 313080507 is about 17694.0811290103. The cubic root of 313080507 is about 679.0243411418.

The spelling of 313080507 in words is "three hundred thirteen million, eighty thousand, five hundred seven".

Divisors: 1 3 9 101 303 909 344423 1033269 3099807 34786723 104360169 313080507