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86452893 = 3331103289
BaseRepresentation
bin1010010011100…
…10101010011101
320000200021002000
411021302222131
5134112443033
612324552513
72066560152
oct511625235
9200607060
1086452893
114488937a
1224b52739
1314bac577
14b6a6229
1578caa13
hex5272a9d

86452893 has 16 divisors (see below), whose sum is σ = 132211200. Its totient is φ = 55775520.

The previous prime is 86452889. The next prime is 86452901. The reversal of 86452893 is 39825468.

It is not a de Polignac number, because 86452893 - 22 = 86452889 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86452813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50808 + ... + 52481.

It is an arithmetic number, because the mean of its divisors is an integer number (8263200).

Almost surely, 286452893 is an apocalyptic number.

It is an amenable number.

86452893 is a deficient number, since it is larger than the sum of its proper divisors (45758307).

86452893 is a wasteful number, since it uses less digits than its factorization.

86452893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103329 (or 103323 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 86452893 is about 9298.0047859742. The cubic root of 86452893 is about 442.1739741554.

The spelling of 86452893 in words is "eighty-six million, four hundred fifty-two thousand, eight hundred ninety-three".

Divisors: 1 3 9 27 31 93 279 837 103289 309867 929601 2788803 3201959 9605877 28817631 86452893