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82623653372 = 221343117872063
BaseRepresentation
bin100110011110011000…
…0001110010111111100
321220021011222110211002
41030330300032113330
52323203123401442
6101542355345432
75653330315541
oct1147460162774
9256234873732
1082623653372
1132049997757
121401a5b2278
137a3986a030
143ddb3b6bc8
1522389c2732
hex133cc0e5fc

82623653372 has 48 divisors (see below), whose sum is σ = 156238129152. Its totient is φ = 38005794240.

The previous prime is 82623653369. The next prime is 82623653389. The reversal of 82623653372 is 27335632628.

It is a congruent number.

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, 40049213 + ... + 40051275.

It is an arithmetic number, because the mean of its divisors is an integer number (3254961024).

Almost surely, 282623653372 is an apocalyptic number.

It is an amenable number.

82623653372 is a deficient number, since it is larger than the sum of its proper divisors (73614475780).

82623653372 is a wasteful number, since it uses less digits than its factorization.

82623653372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4298 (or 4296 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 47.

The spelling of 82623653372 in words is "eighty-two billion, six hundred twenty-three million, six hundred fifty-three thousand, three hundred seventy-two".

Divisors: 1 2 4 13 26 52 431 862 1724 1787 2063 3574 4126 5603 7148 8252 11206 22412 23231 26819 46462 53638 92924 107276 770197 889153 1540394 1778306 3080788 3556612 3686581 7373162 10012561 11558989 14746324 20025122 23117978 40050244 46235956 47925553 95851106 191702212 1588916411 3177832822 6355665644 20655913343 41311826686 82623653372