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672095 = 5177907
BaseRepresentation
bin10100100000101011111
31021010221102
42210011133
5133001340
622223315
75466314
oct2440537
91233842
10672095
11419a56
12284b3b
131a6bb8
14136d0b
15d4215
hexa415f

672095 has 8 divisors (see below), whose sum is σ = 854064. Its totient is φ = 505984.

The previous prime is 672079. The next prime is 672097. The reversal of 672095 is 590276.

672095 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 672095 - 24 = 672079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 672095.

It is not an unprimeable number, because it can be changed into a prime (672097) 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, 3869 + ... + 4038.

It is an arithmetic number, because the mean of its divisors is an integer number (106758).

2672095 is an apocalyptic number.

672095 is a deficient number, since it is larger than the sum of its proper divisors (181969).

672095 is a wasteful number, since it uses less digits than its factorization.

672095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7929.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 672095 is about 819.8140032959. The cubic root of 672095 is about 87.5945101263.

The spelling of 672095 in words is "six hundred seventy-two thousand, ninety-five".

Divisors: 1 5 17 85 7907 39535 134419 672095