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86304125 = 53690433
BaseRepresentation
bin1010010010011…
…10010101111101
320000101201000002
411021032111331
5134043213000
612321444045
72065400345
oct511162575
9200351002
1086304125
1144797626
1224aa0625
1314b5993b
14b667d25
15789b8d5
hex524e57d

86304125 has 8 divisors (see below), whose sum is σ = 107707704. Its totient is φ = 69043200.

The previous prime is 86304083. The next prime is 86304133. The reversal of 86304125 is 52140368.

It can be written as a sum of positive squares in 4 ways, for example, as 6791236 + 79512889 = 2606^2 + 8917^2 .

It is not a de Polignac number, because 86304125 - 212 = 86300029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345092 + ... + 345341.

It is an arithmetic number, because the mean of its divisors is an integer number (13463463).

Almost surely, 286304125 is an apocalyptic number.

It is an amenable number.

86304125 is a deficient number, since it is larger than the sum of its proper divisors (21403579).

86304125 is an equidigital number, since it uses as much as digits as its factorization.

86304125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690448 (or 690438 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 86304125 is about 9290.0013455327. The cubic root of 86304125 is about 441.9201977779.

It can be divided in two parts, 863041 and 25, that multiplied together give a square (21576025 = 46452).

The spelling of 86304125 in words is "eighty-six million, three hundred four thousand, one hundred twenty-five".

Divisors: 1 5 25 125 690433 3452165 17260825 86304125