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313079416 = 231319231269
BaseRepresentation
bin10010101010010…
…011011001111000
3210211010002012221
4102222103121320
51120122020131
651022213424
710521062656
oct2252233170
9724102187
10313079416
111507a8221
1288a24274
134cb2a1c0
142d819dd6
151c744411
hex12a93678

313079416 has 96 divisors (see below), whose sum is σ = 691286400. Its totient is φ = 131984640.

The previous prime is 313079401. The next prime is 313079453. The reversal of 313079416 is 614970313.

313079416 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1163730 + ... + 1163998.

It is an arithmetic number, because the mean of its divisors is an integer number (7200900).

Almost surely, 2313079416 is an apocalyptic number.

313079416 is the 11191-st heptagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313079416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345643200).

313079416 is an abundant number, since it is smaller than the sum of its proper divisors (378206984).

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

313079416 is a wasteful number, since it uses less digits than its factorization.

313079416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 313079416 is about 17694.0502994651. The cubic root of 313079416 is about 679.0235524028.

The spelling of 313079416 in words is "three hundred thirteen million, seventy-nine thousand, four hundred sixteen".

Divisors: 1 2 4 8 13 19 26 31 38 52 62 76 104 124 152 247 248 269 361 403 494 538 589 722 806 988 1076 1178 1444 1612 1976 2152 2356 2888 3224 3497 4693 4712 5111 6994 7657 8339 9386 10222 11191 13988 15314 16678 18772 20444 22382 27976 30628 33356 37544 40888 44764 61256 66443 66712 89528 97109 108407 132886 145483 158441 194218 216814 265772 290966 316882 388436 433628 531544 581932 633764 776872 867256 1163864 1262417 1267528 2059733 2524834 3010379 4119466 5049668 6020758 8238932 10099336 12041516 16477864 24083032 39134927 78269854 156539708 313079416