Search a number
-
+
85008588 = 22371012007
BaseRepresentation
bin1010001000100…
…10000011001100
312220221212212020
411010102003030
5133230233323
612234010140
72051363310
oct504220314
9186855766
1085008588
1143a92235
1224576950
13147c5052
14b40bb40
1576e2ae3
hex51120cc

85008588 has 24 divisors (see below), whose sum is σ = 226689792. Its totient is φ = 24288144.

The previous prime is 85008533. The next prime is 85008589. The reversal of 85008588 is 88580058.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (85008589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505920 + ... + 506087.

It is an arithmetic number, because the mean of its divisors is an integer number (9445408).

Almost surely, 285008588 is an apocalyptic number.

It is an amenable number.

85008588 is an abundant number, since it is smaller than the sum of its proper divisors (141681204).

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

85008588 is a wasteful number, since it uses less digits than its factorization.

85008588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012021 (or 1012019 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 42.

The square root of 85008588 is about 9220.0101952221. The cubic root of 85008588 is about 439.6977745498.

The spelling of 85008588 in words is "eighty-five million, eight thousand, five hundred eighty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1012007 2024014 3036021 4048028 6072042 7084049 12144084 14168098 21252147 28336196 42504294 85008588