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672036 = 22356003
BaseRepresentation
bin10100100000100100100
31021010212020
42210010210
5133001121
622223140
75466201
oct2440444
91233766
10672036
11419a02
12284ab0
131a6b71
14136ca8
15d41c6
hexa4124

672036 has 12 divisors (see below), whose sum is σ = 1568112. Its totient is φ = 224008.

The previous prime is 672029. The next prime is 672041. The reversal of 672036 is 630276.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 671997 and 672015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27990 + ... + 28013.

It is an arithmetic number, because the mean of its divisors is an integer number (130676).

2672036 is an apocalyptic number.

It is an amenable number.

672036 is an abundant number, since it is smaller than the sum of its proper divisors (896076).

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

672036 is a wasteful number, since it uses less digits than its factorization.

672036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56010 (or 56008 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 672036 is about 819.7780187343. The cubic root of 672036 is about 87.5919468838.

The spelling of 672036 in words is "six hundred seventy-two thousand, thirty-six".

Divisors: 1 2 3 4 6 12 56003 112006 168009 224012 336018 672036