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675983 = 7118779
BaseRepresentation
bin10100101000010001111
31021100021102
42211002033
5133112413
622253315
75513540
oct2450217
91240242
10675983
11421970
1228723b
131a88b9
141384c7
15d5458
hexa508f

675983 has 8 divisors (see below), whose sum is σ = 842880. Its totient is φ = 526680.

The previous prime is 675979. The next prime is 676007. The reversal of 675983 is 389576.

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

It is not a de Polignac number, because 675983 - 22 = 675979 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4313 + ... + 4466.

It is an arithmetic number, because the mean of its divisors is an integer number (105360).

2675983 is an apocalyptic number.

675983 is a deficient number, since it is larger than the sum of its proper divisors (166897).

675983 is a wasteful number, since it uses less digits than its factorization.

675983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8797.

The product of its digits is 45360, while the sum is 38.

The square root of 675983 is about 822.1818533634. The cubic root of 675983 is about 87.7630938543.

The spelling of 675983 in words is "six hundred seventy-five thousand, nine hundred eighty-three".

Divisors: 1 7 11 77 8779 61453 96569 675983