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313384980 = 22355223083
BaseRepresentation
bin10010101011011…
…110000000010100
3210211200121101010
4102223132000110
51120211304410
651032532220
710523504556
oct2253360024
9724617333
10313384980
11150996857
1288b51070
134cc062cc
142d8994d6
151c7a4c20
hex12ade014

313384980 has 24 divisors (see below), whose sum is σ = 877478112. Its totient is φ = 83569312.

The previous prime is 313384949. The next prime is 313384997. The reversal of 313384980 is 89483313.

It is a congruent 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, 2611482 + ... + 2611601.

It is an arithmetic number, because the mean of its divisors is an integer number (36561588).

Almost surely, 2313384980 is an apocalyptic number.

313384980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313384980 is an abundant number, since it is smaller than the sum of its proper divisors (564093132).

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

313384980 is a wasteful number, since it uses less digits than its factorization.

313384980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5223095 (or 5223093 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 313384980 is about 17702.6828475234. The cubic root of 313384980 is about 679.2443884774.

The spelling of 313384980 in words is "three hundred thirteen million, three hundred eighty-four thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 5223083 10446166 15669249 20892332 26115415 31338498 52230830 62676996 78346245 104461660 156692490 313384980