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86793419537 = 11319723910979
BaseRepresentation
bin101000011010101001…
…0100111101100010001
322022000210010112122222
41100311102213230101
52410223103411122
6103512232110425
76161551615316
oct1206522475421
9268023115588
1086793419537
11338996937a0
12149a2b35415
1382526bb4a6
1442b50bcd0d
1523ceacdb42
hex14354a7b11

86793419537 has 32 divisors (see below), whose sum is σ = 99167846400. Its totient is φ = 75247603200.

The previous prime is 86793419521. The next prime is 86793419627. The reversal of 86793419537 is 73591439768.

It is not a de Polignac number, because 86793419537 - 24 = 86793419521 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86793419537.

It is not an unprimeable number, because it can be changed into a prime (86793419837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7899914 + ... + 7910892.

It is an arithmetic number, because the mean of its divisors is an integer number (3098995200).

Almost surely, 286793419537 is an apocalyptic number.

It is an amenable number.

86793419537 is a deficient number, since it is larger than the sum of its proper divisors (12374426863).

86793419537 is a wasteful number, since it uses less digits than its factorization.

86793419537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11357.

The product of its digits is 34292160, while the sum is 62.

The spelling of 86793419537 in words is "eighty-six billion, seven hundred ninety-three million, four hundred nineteen thousand, five hundred thirty-seven".

Divisors: 1 11 31 97 239 341 1067 2629 3007 7409 10979 23183 33077 81499 120769 255013 340349 718673 1064963 2623981 3743839 7905403 11714593 28863791 33013853 81343411 254526157 363152383 894777521 2799787727 7890310867 86793419537