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316505352 = 23382116063
BaseRepresentation
bin10010110111010…
…111110100001000
3211001120010201110
4102313113310020
51122011132402
651223450320
710562152062
oct2267276410
9731503643
10316505352
11152728179
1289bb69a0
1350759697
143006c732
151cbbe56c
hex12dd7d08

316505352 has 32 divisors (see below), whose sum is σ = 792276480. Its totient is φ = 105366720.

The previous prime is 316505341. The next prime is 316505389. The reversal of 316505352 is 253505613.

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, 11673 + ... + 27735.

It is an arithmetic number, because the mean of its divisors is an integer number (24758640).

Almost surely, 2316505352 is an apocalyptic number.

It is an amenable number.

316505352 is an abundant number, since it is smaller than the sum of its proper divisors (475771128).

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

316505352 is a wasteful number, since it uses less digits than its factorization.

316505352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16893 (or 16889 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 316505352 is about 17790.5972918281. The cubic root of 316505352 is about 681.4913577144.

The spelling of 316505352 in words is "three hundred sixteen million, five hundred five thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 821 1642 2463 3284 4926 6568 9852 16063 19704 32126 48189 64252 96378 128504 192756 385512 13187723 26375446 39563169 52750892 79126338 105501784 158252676 316505352