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86110945 = 519906431
BaseRepresentation
bin1010010000111…
…11001011100001
320000000220000021
411020133023201
5134021022240
612313353441
72063634214
oct510371341
9200026007
1086110945
1144675478
1224a08881
1314abca2b
14b61777b
15785e54a
hex521f2e1

86110945 has 8 divisors (see below), whose sum is σ = 108771840. Its totient is φ = 65262960.

The previous prime is 86110943. The next prime is 86110949. The reversal of 86110945 is 54901168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86110945 - 21 = 86110943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86110945.

It is not an unprimeable number, because it can be changed into a prime (86110943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453121 + ... + 453310.

It is an arithmetic number, because the mean of its divisors is an integer number (13596480).

Almost surely, 286110945 is an apocalyptic number.

It is an amenable number.

86110945 is a deficient number, since it is larger than the sum of its proper divisors (22660895).

86110945 is a wasteful number, since it uses less digits than its factorization.

86110945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906455.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 86110945 is about 9279.5983210482. The cubic root of 86110945 is about 441.5902254480.

The spelling of 86110945 in words is "eighty-six million, one hundred ten thousand, nine hundred forty-five".

Divisors: 1 5 19 95 906431 4532155 17222189 86110945