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82371168 = 253711107
BaseRepresentation
bin1001110100011…
…10001001100000
312201222220000000
410322032021200
5132041334133
612101300000
72020100115
oct472161140
9181886000
1082371168
1142550750
1223704600
13140b0749
14ad2290c
157371413
hex4e8e260

82371168 has 192 divisors, whose sum is σ = 267805440. Its totient is φ = 24727680.

The previous prime is 82371151. The next prime is 82371181. The reversal of 82371168 is 86117328.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 31 ways as a sum of consecutive naturals, for example, 769771 + ... + 769877.

It is an arithmetic number, because the mean of its divisors is an integer number (1394820).

Almost surely, 282371168 is an apocalyptic number.

82371168 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82371168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133902720).

82371168 is an abundant number, since it is smaller than the sum of its proper divisors (185434272).

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

82371168 is a wasteful number, since it uses less digits than its factorization.

82371168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 123 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 82371168 is about 9075.8563232347. The cubic root of 82371168 is about 435.1026630459.

The spelling of 82371168 in words is "eighty-two million, three hundred seventy-one thousand, one hundred sixty-eight".