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86231116 = 2227179549
BaseRepresentation
bin1010010001111…
…00100001001100
320000020222212001
411020330201030
5134033343431
612320122044
72064644446
oct510744114
9200228761
1086231116
1144747794
1224a66324
1314b3263a
14b649496
157884e61
hex523c84c

86231116 has 12 divisors (see below), whose sum is σ = 151463200. Its totient is φ = 42955920.

The previous prime is 86231113. The next prime is 86231147. The reversal of 86231116 is 61113268.

It is not an unprimeable number, because it can be changed into a prime (86231111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38691 + ... + 40858.

Almost surely, 286231116 is an apocalyptic number.

It is an amenable number.

86231116 is a deficient number, since it is larger than the sum of its proper divisors (65232084).

86231116 is a wasteful number, since it uses less digits than its factorization.

86231116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79824 (or 79822 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 86231116 is about 9286.0710744642. The cubic root of 86231116 is about 441.7955484483.

The spelling of 86231116 in words is "eighty-six million, two hundred thirty-one thousand, one hundred sixteen".

Divisors: 1 2 4 271 542 1084 79549 159098 318196 21557779 43115558 86231116