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672266193 = 31311710601
BaseRepresentation
bin101000000100011…
…111011111010001
31201211222122211220
4220010133133101
52334100004233
6150412555253
722442111514
oct5004373721
91654878756
10672266193
113155275a5
12169182b29
13a937ba61
14653d8d7b
153e044eb3
hex2811f7d1

672266193 has 8 divisors (see below), whose sum is σ = 903197856. Its totient is φ = 444756000.

The previous prime is 672266191. The next prime is 672266249. The reversal of 672266193 is 391662276.

672266193 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 not a de Polignac number, because 672266193 - 21 = 672266191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672266191) 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, 854908 + ... + 855693.

It is an arithmetic number, because the mean of its divisors is an integer number (112899732).

Almost surely, 2672266193 is an apocalyptic number.

It is an amenable number.

672266193 is a deficient number, since it is larger than the sum of its proper divisors (230931663).

672266193 is a wasteful number, since it uses less digits than its factorization.

672266193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710735.

The product of its digits is 163296, while the sum is 42.

The square root of 672266193 is about 25928.0965942354. The cubic root of 672266193 is about 876.0194672078.

The spelling of 672266193 in words is "six hundred seventy-two million, two hundred sixty-six thousand, one hundred ninety-three".

Divisors: 1 3 131 393 1710601 5131803 224088731 672266193