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82118352 = 2431710799
BaseRepresentation
bin1001110010100…
…00011011010000
312201112001012110
410321100123100
5132010241402
612052025320
72014665051
oct471203320
9181461173
1082118352
1142398808
1223602240
1314022654
14ac98728
15732156c
hex4e506d0

82118352 has 20 divisors (see below), whose sum is σ = 212139200. Its totient is φ = 27372768.

The previous prime is 82118329. The next prime is 82118363. The reversal of 82118352 is 25381128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855352 + ... + 855447.

It is an arithmetic number, because the mean of its divisors is an integer number (10606960).

Almost surely, 282118352 is an apocalyptic number.

It is an amenable number.

82118352 is an abundant number, since it is smaller than the sum of its proper divisors (130020848).

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

82118352 is a wasteful number, since it uses less digits than its factorization.

82118352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710810 (or 1710804 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 82118352 is about 9061.9176778428. The cubic root of 82118352 is about 434.6570635756.

The spelling of 82118352 in words is "eighty-two million, one hundred eighteen thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 1710799 3421598 5132397 6843196 10264794 13686392 20529588 27372784 41059176 82118352