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675944 = 23194447
BaseRepresentation
bin10100101000001101000
31021100012222
42211001220
5133112234
622253212
75513453
oct2450150
91240188
10675944
11421935
12287208
131a8889
1413849a
15d542e
hexa5068

675944 has 16 divisors (see below), whose sum is σ = 1334400. Its totient is φ = 320112.

The previous prime is 675931. The next prime is 675959. The reversal of 675944 is 449576.

It is a super-2 number, since 2×6759442 = 913800582272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

675944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2072 + ... + 2375.

It is an arithmetic number, because the mean of its divisors is an integer number (83400).

2675944 is an apocalyptic number.

It is an amenable number.

675944 is a deficient number, since it is larger than the sum of its proper divisors (658456).

675944 is a wasteful number, since it uses less digits than its factorization.

675944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4472 (or 4468 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 675944 is about 822.1581356406. The cubic root of 675944 is about 87.7614060276.

The spelling of 675944 in words is "six hundred seventy-five thousand, nine hundred forty-four".

Divisors: 1 2 4 8 19 38 76 152 4447 8894 17788 35576 84493 168986 337972 675944