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83394412 = 2223906461
BaseRepresentation
bin1001111100001…
…11111101101100
312210220212121221
410332013331230
5132322110122
612135233124
72031561253
oct476077554
9183825557
1083394412
114308a502
1223b187a4
131437b40a
14b10b79a
1574c46c7
hex4f87f6c

83394412 has 12 divisors (see below), whose sum is σ = 152285616. Its totient is φ = 39884240.

The previous prime is 83394391. The next prime is 83394413. The reversal of 83394412 is 21449338.

It is not an unprimeable number, because it can be changed into a prime (83394413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453139 + ... + 453322.

It is an arithmetic number, because the mean of its divisors is an integer number (12690468).

Almost surely, 283394412 is an apocalyptic number.

It is an amenable number.

83394412 is a deficient number, since it is larger than the sum of its proper divisors (68891204).

83394412 is a wasteful number, since it uses less digits than its factorization.

83394412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906488 (or 906486 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 83394412 is about 9132.0540953282. The cubic root of 83394412 is about 436.8969205669.

The spelling of 83394412 in words is "eighty-three million, three hundred ninety-four thousand, four hundred twelve".

Divisors: 1 2 4 23 46 92 906461 1812922 3625844 20848603 41697206 83394412