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83525874 = 2313920979
BaseRepresentation
bin1001111101010…
…00000011110010
312211011112221220
410332220003302
5132340311444
612142125510
72032646445
oct476500362
9184145856
1083525874
114316a253
1223b80896
13143c61c3
14b14365c
1574ed619
hex4fa80f2

83525874 has 8 divisors (see below), whose sum is σ = 167051760. Its totient is φ = 27841956.

The previous prime is 83525867. The next prime is 83525921. The reversal of 83525874 is 47852538.

It is a sphenic number, since it is the product of 3 distinct primes.

83525874 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6960484 + ... + 6960495.

It is an arithmetic number, because the mean of its divisors is an integer number (20881470).

Almost surely, 283525874 is an apocalyptic number.

83525874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83525874 is a wasteful number, since it uses less digits than its factorization.

83525874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13920984.

The product of its digits is 268800, while the sum is 42.

The square root of 83525874 is about 9139.2490938807. The cubic root of 83525874 is about 437.1263731480.

The spelling of 83525874 in words is "eighty-three million, five hundred twenty-five thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 13920979 27841958 41762937 83525874