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86928118374 = 2343649331921
BaseRepresentation
bin101000011110101010…
…0011101001001100110
322022101011120221201210
41100331110131021212
52411012044241444
6103533443132250
76165105546306
oct1207524351146
9268334527653
1086928118374
1133958724a49
1214a20074086
138274590946
1442c8d43606
1523db8397b9
hex143d51d266

86928118374 has 16 divisors (see below), whose sum is σ = 173860743600. Its totient is φ = 28975288320.

The previous prime is 86928118373. The next prime is 86928118397. The reversal of 86928118374 is 47381182968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86928118373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95934 + ... + 427854.

It is an arithmetic number, because the mean of its divisors is an integer number (10866296475).

Almost surely, 286928118374 is an apocalyptic number.

86928118374 is an abundant number, since it is smaller than the sum of its proper divisors (86932625226).

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

86928118374 is a wasteful number, since it uses less digits than its factorization.

86928118374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375575.

The product of its digits is 4644864, while the sum is 57.

The spelling of 86928118374 in words is "eighty-six billion, nine hundred twenty-eight million, one hundred eighteen thousand, three hundred seventy-four".

Divisors: 1 2 3 6 43649 87298 130947 261894 331921 663842 995763 1991526 14488019729 28976039458 43464059187 86928118374