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316876668 = 223173189563
BaseRepresentation
bin10010111000110…
…010011101111100
3211002021000001220
4102320302131330
51122110023133
651235433340
710565256453
oct2270623574
9732230056
10316876668
11152961149
128a155850
13508596b4
1430127b9a
151cc445b3
hex12e3277c

316876668 has 96 divisors (see below), whose sum is σ = 818657280. Its totient is φ = 94955520.

The previous prime is 316876619. The next prime is 316876673. The reversal of 316876668 is 866678613.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 316876668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 562555 + ... + 563117.

It is an arithmetic number, because the mean of its divisors is an integer number (8527680).

Almost surely, 2316876668 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 316876668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409328640).

316876668 is an abundant number, since it is smaller than the sum of its proper divisors (501780612).

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

316876668 is a wasteful number, since it uses less digits than its factorization.

316876668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707 (or 705 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 316876668 is about 17801.0299702012. The cubic root of 316876668 is about 681.7577563193.

The spelling of 316876668 in words is "three hundred sixteen million, eight hundred seventy-six thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 17 31 34 51 62 68 89 93 102 124 178 186 204 267 356 372 527 534 563 1054 1068 1126 1513 1581 1689 2108 2252 2759 3026 3162 3378 4539 5518 6052 6324 6756 8277 9078 9571 11036 16554 17453 18156 19142 28713 33108 34906 38284 46903 50107 52359 57426 69812 93806 100214 104718 114852 140709 150321 187612 200428 209436 281418 296701 300642 562836 593402 601284 851819 890103 1186804 1553317 1703638 1780206 2555457 3106634 3407276 3560412 4659951 5110914 6213268 9319902 10221828 18639804 26406389 52812778 79219167 105625556 158438334 316876668