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86117862 = 23112912713
BaseRepresentation
bin1010010001000…
…00110111100110
320000001020111110
411020200313212
5134021232422
612313445450
72063663325
oct510406746
9200036443
1086117862
114467a696
1224a10886
1314ac2c1c
14b61a0bc
15786160c
hex5220de6

86117862 has 16 divisors (see below), whose sum is σ = 172401840. Its totient is φ = 28678272.

The previous prime is 86117851. The next prime is 86117893. The reversal of 86117862 is 26871168.

It is a self number, because there is not a number n which added to its sum of digits gives 86117862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418 + ... + 13130.

It is an arithmetic number, because the mean of its divisors is an integer number (10775115).

Almost surely, 286117862 is an apocalyptic number.

86117862 is an abundant number, since it is smaller than the sum of its proper divisors (86283978).

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

86117862 is a wasteful number, since it uses less digits than its factorization.

86117862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13847.

The product of its digits is 32256, while the sum is 39.

The square root of 86117862 is about 9279.9710128858. The cubic root of 86117862 is about 441.6020489462.

The spelling of 86117862 in words is "eighty-six million, one hundred seventeen thousand, eight hundred sixty-two".

Divisors: 1 2 3 6 1129 2258 3387 6774 12713 25426 38139 76278 14352977 28705954 43058931 86117862