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82856892 = 2238298329
BaseRepresentation
bin1001111000001…
…00101110111100
312202220120021210
410330010232330
5132202410032
612115524420
72024162166
oct474045674
9182816253
1082856892
1142852678
12238b9710
1314220861
14b00b936
15741a2cc
hex4f04bbc

82856892 has 24 divisors (see below), whose sum is σ = 193589200. Its totient is φ = 27582336.

The previous prime is 82856887. The next prime is 82856899. The reversal of 82856892 is 29865828.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82856899) 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, 5784 + ... + 14112.

Almost surely, 282856892 is an apocalyptic number.

It is an amenable number.

82856892 is an abundant number, since it is smaller than the sum of its proper divisors (110732308).

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

82856892 is a wasteful number, since it uses less digits than its factorization.

82856892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165 (or 9163 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 82856892 is about 9102.5761188798. The cubic root of 82856892 is about 435.9562212307.

The spelling of 82856892 in words is "eighty-two million, eight hundred fifty-six thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 829 1658 2487 3316 4974 8329 9948 16658 24987 33316 49974 99948 6904741 13809482 20714223 27618964 41428446 82856892