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6672265 = 51334453
BaseRepresentation
bin11001011100111110001001
3110112222121221
4121130332021
53202003030
6355002041
7110466445
oct31347611
913488557
106672265
113847a76
122299321
1314c7cb2
14c59825
158bbe7a
hex65cf89

6672265 has 4 divisors (see below), whose sum is σ = 8006724. Its totient is φ = 5337808.

The previous prime is 6672257. The next prime is 6672269. The reversal of 6672265 is 5622766.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3356224 + 3316041 = 1832^2 + 1821^2 .

It is a cyclic number.

It is not a de Polignac number, because 6672265 - 23 = 6672257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6672265.

It is not an unprimeable number, because it can be changed into a prime (6672269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667222 + ... + 667231.

It is an arithmetic number, because the mean of its divisors is an integer number (2001681).

Almost surely, 26672265 is an apocalyptic number.

It is an amenable number.

6672265 is a deficient number, since it is larger than the sum of its proper divisors (1334459).

6672265 is a wasteful number, since it uses less digits than its factorization.

6672265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334458.

The product of its digits is 30240, while the sum is 34.

The square root of 6672265 is about 2583.0727825596. The cubic root of 6672265 is about 188.2598733701.

The spelling of 6672265 in words is "six million, six hundred seventy-two thousand, two hundred sixty-five".

Divisors: 1 5 1334453 6672265