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316226664 = 2332131312579
BaseRepresentation
bin10010110110010…
…011110001101000
3211001000222102200
4102312103301220
51121423223124
651213500200
710556611425
oct2266236150
9731028380
10316226664
11152557856
1289aa1660
135068c890
142ddd8d4c
151cb66bc9
hex12d93c68

316226664 has 96 divisors (see below), whose sum is σ = 929728800. Its totient is φ = 96520320.

The previous prime is 316226653. The next prime is 316226689. The reversal of 316226664 is 466622613.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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, 121327 + ... + 123905.

It is an arithmetic number, because the mean of its divisors is an integer number (9684675).

Almost surely, 2316226664 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 316226664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464864400).

316226664 is an abundant number, since it is smaller than the sum of its proper divisors (613502136).

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

316226664 is a wasteful number, since it uses less digits than its factorization.

316226664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735 (or 2728 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 316226664 is about 17782.7631148818. The cubic root of 316226664 is about 681.2912776493.

The spelling of 316226664 in words is "three hundred sixteen million, two hundred twenty-six thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 131 156 234 262 312 393 468 524 786 936 1048 1179 1572 1703 2358 2579 3144 3406 4716 5109 5158 6812 7737 9432 10218 10316 13624 15327 15474 20436 20632 23211 30654 30948 33527 40872 46422 61308 61896 67054 92844 100581 122616 134108 185688 201162 268216 301743 337849 402324 603486 675698 804648 1013547 1206972 1351396 2027094 2413944 2702792 3040641 4054188 4392037 6081282 8108376 8784074 12162564 13176111 17568148 24325128 26352222 35136296 39528333 52704444 79056666 105408888 158113332 316226664