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85238060 = 2254261903
BaseRepresentation
bin1010001010010…
…10000100101100
312221101112122012
411011022010230
5133310104220
612242540352
72053340315
oct505120454
9187345565
1085238060
1144129686
12246676b8
131487562b
14b46b60c
15773aac5
hex514a12c

85238060 has 12 divisors (see below), whose sum is σ = 178999968. Its totient is φ = 34095216.

The previous prime is 85238053. The next prime is 85238081. The reversal of 85238060 is 6083258.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2130932 + ... + 2130971.

It is an arithmetic number, because the mean of its divisors is an integer number (14916664).

Almost surely, 285238060 is an apocalyptic number.

It is an amenable number.

85238060 is an abundant number, since it is smaller than the sum of its proper divisors (93761908).

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

85238060 is a wasteful number, since it uses less digits than its factorization.

85238060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4261912 (or 4261910 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 85238060 is about 9232.4460464170. The cubic root of 85238060 is about 440.0930588293.

The spelling of 85238060 in words is "eighty-five million, two hundred thirty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 4261903 8523806 17047612 21309515 42619030 85238060