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672652 = 22337499
BaseRepresentation
bin10100100001110001100
31021011201001
42210032030
5133011102
622230044
75501041
oct2441614
91234631
10672652
1141a412
12285324
131a7226
141371c8
15d4487
hexa438c

672652 has 12 divisors (see below), whose sum is σ = 1183000. Its totient is φ = 334656.

The previous prime is 672643. The next prime is 672653. The reversal of 672652 is 256276.

It is a d-powerful number, because it can be written as 62 + 7 + 67 + 210 + 58 + 210 .

Its product of digits (5040) is a multiple of the sum of its prime factors (840).

It is a self number, because there is not a number n which added to its sum of digits gives 672652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672653) by changing a digit.

672652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1099 + ... + 1597.

2672652 is an apocalyptic number.

It is an amenable number.

672652 is a deficient number, since it is larger than the sum of its proper divisors (510348).

672652 is a wasteful number, since it uses less digits than its factorization.

672652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 838 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 672652 is about 820.1536441424. The cubic root of 672652 is about 87.6187014832.

The spelling of 672652 in words is "six hundred seventy-two thousand, six hundred fifty-two".

Divisors: 1 2 4 337 499 674 998 1348 1996 168163 336326 672652