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86074386 = 23142910039
BaseRepresentation
bin1010010000101…
…10010000010010
312222222000212020
411020112100102
5134013340021
612312512310
72063422506
oct510262022
9188860766
1086074386
114464aa62
12249ab696
1314aa91b8
14b608306
1578537c6
hex5216412

86074386 has 16 divisors (see below), whose sum is σ = 172286400. Its totient is φ = 28668528.

The previous prime is 86074381. The next prime is 86074393. The reversal of 86074386 is 68347068.

It is not an unprimeable number, because it can be changed into a prime (86074381) 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, 3555 + ... + 13593.

It is an arithmetic number, because the mean of its divisors is an integer number (10767900).

Almost surely, 286074386 is an apocalyptic number.

86074386 is an abundant number, since it is smaller than the sum of its proper divisors (86212014).

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

86074386 is a wasteful number, since it uses less digits than its factorization.

86074386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11473.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 86074386 is about 9277.6282529534. The cubic root of 86074386 is about 441.5277232025.

The spelling of 86074386 in words is "eighty-six million, seventy-four thousand, three hundred eighty-six".

Divisors: 1 2 3 6 1429 2858 4287 8574 10039 20078 30117 60234 14345731 28691462 43037193 86074386