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85526508 = 22373891097
BaseRepresentation
bin1010001100100…
…00011111101100
312221221012022110
411012100133230
5133343322013
612253044020
72055651264
oct506203754
9187835273
1085526508
1144306371
1224786610
1314946a02
14b5047a4
1577962c3
hex51907ec

85526508 has 48 divisors (see below), whose sum is σ = 204755040. Its totient is φ = 27777024.

The previous prime is 85526503. The next prime is 85526513. The reversal of 85526508 is 80562558.

It is an interprime number because it is at equal distance from previous prime (85526503) and next prime (85526513).

It is not an unprimeable number, because it can be changed into a prime (85526501) 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 15 ways as a sum of consecutive naturals, for example, 77416 + ... + 78512.

It is an arithmetic number, because the mean of its divisors is an integer number (4265730).

Almost surely, 285526508 is an apocalyptic number.

It is an amenable number.

85526508 is an abundant number, since it is smaller than the sum of its proper divisors (119228532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85526508 is a wasteful number, since it uses less digits than its factorization.

85526508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1264 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 85526508 is about 9248.0542818476. The cubic root of 85526508 is about 440.5889290124.

The spelling of 85526508 in words is "eighty-five million, five hundred twenty-six thousand, five hundred eight".

Divisors: 1 2 3 4 6 12 73 89 146 178 219 267 292 356 438 534 876 1068 1097 2194 3291 4388 6497 6582 12994 13164 19491 25988 38982 77964 80081 97633 160162 195266 240243 292899 320324 390532 480486 585798 960972 1171596 7127209 14254418 21381627 28508836 42763254 85526508