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85924018 = 2174915147
BaseRepresentation
bin1010001111100…
…01100010110010
312222200101121001
411013301202302
5133444032033
612305352214
72062225225
oct507614262
9188611531
1085924018
1144557a94
122493866a
1314a5591b
14b5a95bc
157823e7d
hex51f18b2

85924018 has 16 divisors (see below), whose sum is σ = 136772064. Its totient is φ = 40344640.

The previous prime is 85923977. The next prime is 85924031. The reversal of 85924018 is 81042958.

It is an unprimeable number.

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, 14121 + ... + 19267.

It is an arithmetic number, because the mean of its divisors is an integer number (8548254).

Almost surely, 285924018 is an apocalyptic number.

85924018 is a deficient number, since it is larger than the sum of its proper divisors (50848046).

85924018 is a wasteful number, since it uses less digits than its factorization.

85924018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 85924018 is about 9269.5209153440. The cubic root of 85924018 is about 441.2704637846.

The spelling of 85924018 in words is "eighty-five million, nine hundred twenty-four thousand, eighteen".

Divisors: 1 2 17 34 491 982 5147 8347 10294 16694 87499 174998 2527177 5054354 42962009 85924018