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672004 = 22433907
BaseRepresentation
bin10100100000100000100
31021010211001
42210010010
5133001004
622223044
75466124
oct2440404
91233731
10672004
11419983
12284a84
131a6b48
14136c84
15d41a4
hexa4104

672004 has 12 divisors (see below), whose sum is σ = 1203664. Its totient is φ = 328104.

The previous prime is 671999. The next prime is 672019. The reversal of 672004 is 400276.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782 + ... + 2125.

2672004 is an apocalyptic number.

It is an amenable number.

672004 is a deficient number, since it is larger than the sum of its proper divisors (531660).

672004 is a wasteful number, since it uses less digits than its factorization.

672004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954 (or 3952 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 672004 is about 819.7585010233. The cubic root of 672004 is about 87.5905565879.

It can be divided in two parts, 6 and 72004, that added together give a triangular number (72010 = T379).

The spelling of 672004 in words is "six hundred seventy-two thousand, four".

Divisors: 1 2 4 43 86 172 3907 7814 15628 168001 336002 672004