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85726875 = 354133517
BaseRepresentation
bin1010001110000…
…01011010011011
312222022101011110
411013001122123
5133421230000
612301231403
72060444403
oct507013233
9188271143
1085726875
1144432963
1224862563
13149b6c80
14b557803
1577d5850
hex51c169b

85726875 has 40 divisors (see below), whose sum is σ = 153863248. Its totient is φ = 42192000.

The previous prime is 85726843. The next prime is 85726877. The reversal of 85726875 is 57862758.

It is not a de Polignac number, because 85726875 - 25 = 85726843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85726877) 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 39 ways as a sum of consecutive naturals, for example, 22617 + ... + 26133.

Almost surely, 285726875 is an apocalyptic number.

85726875 is a deficient number, since it is larger than the sum of its proper divisors (68136373).

85726875 is a wasteful number, since it uses less digits than its factorization.

85726875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553 (or 3538 counting only the distinct ones).

The product of its digits is 940800, while the sum is 48.

The square root of 85726875 is about 9258.8808718981. The cubic root of 85726875 is about 440.9327235261.

The spelling of 85726875 in words is "eighty-five million, seven hundred twenty-six thousand, eight hundred seventy-five".

Divisors: 1 3 5 13 15 25 39 65 75 125 195 325 375 625 975 1625 1875 3517 4875 8125 10551 17585 24375 45721 52755 87925 137163 228605 263775 439625 685815 1143025 1318875 2198125 3429075 5715125 6594375 17145375 28575625 85726875