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85265412 = 22310170351
BaseRepresentation
bin1010001010100…
…00110000000100
312221102221011020
411011100300010
5133311443122
612243311140
72053513131
oct505206004
9187387136
1085265412
1144148191
122467b4b0
1314884c0b
14b477588
157743c5c
hex5150c04

85265412 has 24 divisors (see below), whose sum is σ = 200925312. Its totient is φ = 28140000.

The previous prime is 85265377. The next prime is 85265413. The reversal of 85265412 is 21456258.

It is not an unprimeable number, because it can be changed into a prime (85265413) 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, 33964 + ... + 36387.

It is an arithmetic number, because the mean of its divisors is an integer number (8371888).

Almost surely, 285265412 is an apocalyptic number.

It is an amenable number.

85265412 is an abundant number, since it is smaller than the sum of its proper divisors (115659900).

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

85265412 is a wasteful number, since it uses less digits than its factorization.

85265412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70459 (or 70457 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 85265412 is about 9233.9272251843. The cubic root of 85265412 is about 440.1401275449.

The spelling of 85265412 in words is "eighty-five million, two hundred sixty-five thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 101 202 303 404 606 1212 70351 140702 211053 281404 422106 844212 7105451 14210902 21316353 28421804 42632706 85265412