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23317268612 = 221117112927611
BaseRepresentation
bin10101101101110100…
…010100100010000100
32020012000112222022012
4111231310110202010
5340223210043422
614413425553352
71453552340651
oct255564244204
966160488265
1023317268612
119985a99030
124628aa5858
132277a25081
1411b2ab8c28
159170d04e2
hex56dd14884

23317268612 has 48 divisors (see below), whose sum is σ = 47176758720. Its totient is φ = 9966105600.

The previous prime is 23317268603. The next prime is 23317268641. The reversal of 23317268612 is 21686271332.

It is a self number, because there is not a number n which added to its sum of digits gives 23317268612.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 830687 + ... + 858297.

It is an arithmetic number, because the mean of its divisors is an integer number (982849140).

Almost surely, 223317268612 is an apocalyptic number.

23317268612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23317268612 is an abundant number, since it is smaller than the sum of its proper divisors (23859490108).

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

23317268612 is a wasteful number, since it uses less digits than its factorization.

23317268612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28772 (or 28770 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The spelling of 23317268612 in words is "twenty-three billion, three hundred seventeen million, two hundred sixty-eight thousand, six hundred twelve".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 748 1129 2258 4516 12419 19193 24838 27611 38386 49676 55222 76772 110444 211123 303721 422246 469387 607442 844492 938774 1214884 1877548 5163257 10326514 20653028 31172819 62345638 124691276 342901009 529937923 685802018 1059875846 1371604036 2119751692 5829317153 11658634306 23317268612