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672083268 = 223471191637
BaseRepresentation
bin101000000011110…
…010110101000100
31201211122100220220
4220003302311010
52334023131033
6150405024340
722440420303
oct5003626504
91654570826
10672083268
1131541211a
121690b50b0
13a931670c
146538c43a
153e00abb3
hex280f2d44

672083268 has 24 divisors (see below), whose sum is σ = 1601561472. Its totient is φ = 219261024.

The previous prime is 672083267. The next prime is 672083273. The reversal of 672083268 is 862380276.

It is not an unprimeable number, because it can be changed into a prime (672083261) 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, 595255 + ... + 596382.

It is an arithmetic number, because the mean of its divisors is an integer number (66731728).

Almost surely, 2672083268 is an apocalyptic number.

It is an amenable number.

672083268 is an abundant number, since it is smaller than the sum of its proper divisors (929478204).

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

672083268 is a wasteful number, since it uses less digits than its factorization.

672083268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191691 (or 1191689 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 672083268 is about 25924.5688103004. The cubic root of 672083268 is about 875.9400044397.

The spelling of 672083268 in words is "six hundred seventy-two million, eighty-three thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 1191637 2383274 3574911 4766548 7149822 14299644 56006939 112013878 168020817 224027756 336041634 672083268