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85568058 = 23219250199
BaseRepresentation
bin1010001100110…
…10101000111010
312222000022022100
411012122220322
5133401134213
612254004230
72056213362
oct506325072
9188008270
1085568058
1144334604
12247a6676
131495c8b4
14b5159a2
1577a3773
hex519aa3a

85568058 has 24 divisors (see below), whose sum is σ = 195156000. Its totient is φ = 27021384.

The previous prime is 85568053. The next prime is 85568069. The reversal of 85568058 is 85086558.

85568058 is a `hidden beast` number, since 85 + 568 + 0 + 5 + 8 = 666.

It is a super-3 number, since 3×855680583 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (85568051) 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 11 ways as a sum of consecutive naturals, for example, 124758 + ... + 125441.

It is an arithmetic number, because the mean of its divisors is an integer number (8131500).

Almost surely, 285568058 is an apocalyptic number.

85568058 is an abundant number, since it is smaller than the sum of its proper divisors (109587942).

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

85568058 is a wasteful number, since it uses less digits than its factorization.

85568058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250226 (or 250223 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 45.

The square root of 85568058 is about 9250.3004275537. The cubic root of 85568058 is about 440.6602655945.

The spelling of 85568058 in words is "eighty-five million, five hundred sixty-eight thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 250199 500398 750597 1501194 2251791 4503582 4753781 9507562 14261343 28522686 42784029 85568058