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86080447 = 364323629
BaseRepresentation
bin1010010000101…
…11101110111111
312222222100011201
411020113232333
5134014033242
612313000331
72063446255
oct510275677
9188870151
1086080447
1144654572
12249b30a7
1314aabb9b
14b60a5d5
1578554b7
hex5217bbf

86080447 has 4 divisors (see below), whose sum is σ = 86107720. Its totient is φ = 86053176.

The previous prime is 86080441. The next prime is 86080457. The reversal of 86080447 is 74408068.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86080447 - 215 = 86047679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86080441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8172 + ... + 15457.

It is an arithmetic number, because the mean of its divisors is an integer number (21526930).

Almost surely, 286080447 is an apocalyptic number.

86080447 is a deficient number, since it is larger than the sum of its proper divisors (27273).

86080447 is a wasteful number, since it uses less digits than its factorization.

86080447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27272.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 86080447 is about 9277.9548931863. The cubic root of 86080447 is about 441.5380864741.

The spelling of 86080447 in words is "eighty-six million, eighty thousand, four hundred forty-seven".

Divisors: 1 3643 23629 86080447