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85033156 = 22135033251
BaseRepresentation
bin1010001000110…
…00000011000100
312221000010120011
411010120003010
5133232030111
612234320004
72051525035
oct504300304
9187003504
1085033156
1143aa973a
1224589004
13148032a0
14b416a8c
1576ea021
hex51180c4

85033156 has 24 divisors (see below), whose sum is σ = 160622784. Its totient is φ = 39156000.

The previous prime is 85033153. The next prime is 85033163. The reversal of 85033156 is 65133058.

It is not an unprimeable number, because it can be changed into a prime (85033153) 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, 24531 + ... + 27781.

It is an arithmetic number, because the mean of its divisors is an integer number (6692616).

Almost surely, 285033156 is an apocalyptic number.

It is an amenable number.

85033156 is a deficient number, since it is larger than the sum of its proper divisors (75589628).

85033156 is a wasteful number, since it uses less digits than its factorization.

85033156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771 (or 3769 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 85033156 is about 9221.3424185419. The cubic root of 85033156 is about 439.7401289153.

The spelling of 85033156 in words is "eighty-five million, thirty-three thousand, one hundred fifty-six".

Divisors: 1 2 4 13 26 52 503 1006 2012 3251 6502 6539 13004 13078 26156 42263 84526 169052 1635253 3270506 6541012 21258289 42516578 85033156