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316122924 = 2231379113227
BaseRepresentation
bin10010110101111…
…010011100101100
3211000211201010110
4102311322130230
51121411413144
651211340020
710556000115
oct2265723454
9730751113
10316122924
11152496917
1289a51610
13506545b0
142ddad20c
151cb460b9
hex12d7a72c

316122924 has 96 divisors (see below), whose sum is σ = 815109120. Its totient is φ = 94768128.

The previous prime is 316122889. The next prime is 316122929. The reversal of 316122924 is 429221613.

It is a junction number, because it is equal to n+sod(n) for n = 316122891 and 316122900.

It is not an unprimeable number, because it can be changed into a prime (316122929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1392499 + ... + 1392725.

It is an arithmetic number, because the mean of its divisors is an integer number (8490720).

Almost surely, 2316122924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316122924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407554560).

316122924 is an abundant number, since it is smaller than the sum of its proper divisors (498986196).

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

316122924 is a wasteful number, since it uses less digits than its factorization.

316122924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 437 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 316122924 is about 17779.8460060823. The cubic root of 316122924 is about 681.2167689763.

The spelling of 316122924 in words is "three hundred sixteen million, one hundred twenty-two thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 79 113 156 158 226 227 237 316 339 452 454 474 678 681 908 948 1027 1356 1362 1469 2054 2724 2938 2951 3081 4108 4407 5876 5902 6162 8814 8853 8927 11804 12324 17628 17706 17854 17933 25651 26781 35412 35708 35866 51302 53562 53799 71732 76953 102604 107124 107598 116051 153906 215196 232102 233129 307812 333463 348153 464204 466258 666926 696306 699387 932516 1000389 1333852 1392612 1398774 2000778 2026429 2797548 4001556 4052858 6079287 8105716 12158574 24317148 26343577 52687154 79030731 105374308 158061462 316122924