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313037712 = 243213167221
BaseRepresentation
bin10010101010001…
…001001110010000
3210211000222000100
4102222021032100
51120114201322
651021252400
710520530251
oct2252111620
9724028010
10313037712
11150779959
1288a04100
134cb14220
142d808b28
151c736dac
hex12a89390

313037712 has 60 divisors (see below), whose sum is σ = 943466524. Its totient is φ = 96318720.

The previous prime is 313037693. The next prime is 313037713. The reversal of 313037712 is 217730313.

It can be written as a sum of positive squares in 2 ways, for example, as 113550336 + 199487376 = 10656^2 + 14124^2 .

It is not an unprimeable number, because it can be changed into a prime (313037713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81739 + ... + 85482.

Almost surely, 2313037712 is an apocalyptic number.

It is an amenable number.

313037712 is an abundant number, since it is smaller than the sum of its proper divisors (630428812).

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

313037712 is a wasteful number, since it uses less digits than its factorization.

313037712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167248 (or 167239 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 27.

The square root of 313037712 is about 17692.8717849873. The cubic root of 313037712 is about 678.9934011012.

The spelling of 313037712 in words is "three hundred thirteen million, thirty-seven thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 936 1872 167221 334442 501663 668884 1003326 1337768 1504989 2006652 2173873 2675536 3009978 4013304 4347746 6019956 6521619 8026608 8695492 12039912 13043238 17390984 19564857 24079824 26086476 34781968 39129714 52172952 78259428 104345904 156518856 313037712