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76923169994 = 21149124232939
BaseRepresentation
bin100011110100011111…
…0100110110011001010
321100112220111220201002
41013220332212303022
52230014312414434
655201002255002
75362141104506
oct1075076466312
9240486456632
1076923169994
112a694140170
1212aa94b7462
13733b860048
143a1a293306
15200330057e
hex11e8fa6cca

76923169994 has 32 divisors (see below), whose sum is σ = 126225630720. Its totient is φ = 34867596400.

The previous prime is 76923169969. The next prime is 76923169997. The reversal of 76923169994 is 49996132967.

It is a self number, because there is not a number n which added to its sum of digits gives 76923169994.

It is not an unprimeable number, because it can be changed into a prime (76923169997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26171777 + ... + 26174715.

It is an arithmetic number, because the mean of its divisors is an integer number (3944550960).

Almost surely, 276923169994 is an apocalyptic number.

76923169994 is a deficient number, since it is larger than the sum of its proper divisors (49302460726).

76923169994 is a wasteful number, since it uses less digits than its factorization.

76923169994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5866.

The product of its digits is 39680928, while the sum is 65.

The spelling of 76923169994 in words is "seventy-six billion, nine hundred twenty-three million, one hundred sixty-nine thousand, nine hundred ninety-four".

Divisors: 1 2 11 22 491 982 2423 2939 4846 5401 5878 10802 26653 32329 53306 64658 1189693 1443049 2379386 2886098 7121197 13086623 14242394 15873539 26173246 31747078 78333167 156666334 3496507727 6993015454 38461584997 76923169994