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6672393 = 327138147
BaseRepresentation
bin11001011101000000001001
3110112222210200
4121131000021
53202004033
6355002413
7110500020
oct31350011
913488720
106672393
113848082
122299409
1314c8080
14c598b7
158bc013
hex65d009

6672393 has 24 divisors (see below), whose sum is σ = 11863488. Its totient is φ = 3519072.

The previous prime is 6672389. The next prime is 6672397. The reversal of 6672393 is 3932766.

It is an interprime number because it is at equal distance from previous prime (6672389) and next prime (6672397).

It is not a de Polignac number, because 6672393 - 22 = 6672389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6672397) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3255 + ... + 4892.

It is an arithmetic number, because the mean of its divisors is an integer number (494312).

Almost surely, 26672393 is an apocalyptic number.

6672393 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

6672393 is a deficient number, since it is larger than the sum of its proper divisors (5191095).

6672393 is a wasteful number, since it uses less digits than its factorization.

6672393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8173 (or 8170 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The square root of 6672393 is about 2583.0975591332. The cubic root of 6672393 is about 188.2610772147.

The spelling of 6672393 in words is "six million, six hundred seventy-two thousand, three hundred ninety-three".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 819 8147 24441 57029 73323 105911 171087 317733 513261 741377 953199 2224131 6672393