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86107911 = 376137717
BaseRepresentation
bin1010010000111…
…10011100000111
320000000201211220
411020132130013
5134020423121
612313331423
72063622321
oct510363407
9200021756
1086107911
114467316a
1224a06b73
1314abb536
14b616611
15785d6c6
hex521e707

86107911 has 8 divisors (see below), whose sum is σ = 114964464. Its totient is φ = 57328320.

The previous prime is 86107909. The next prime is 86107919. The reversal of 86107911 is 11970168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86107911 - 21 = 86107909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86107919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16576 + ... + 21141.

It is an arithmetic number, because the mean of its divisors is an integer number (14370558).

Almost surely, 286107911 is an apocalyptic number.

86107911 is a deficient number, since it is larger than the sum of its proper divisors (28856553).

86107911 is a wasteful number, since it uses less digits than its factorization.

86107911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38481.

The product of its (nonzero) digits is 3024, while the sum is 33.

The square root of 86107911 is about 9279.4348427046. The cubic root of 86107911 is about 441.5850391136.

The spelling of 86107911 in words is "eighty-six million, one hundred seven thousand, nine hundred eleven".

Divisors: 1 3 761 2283 37717 113151 28702637 86107911