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13000267 = 72380747
BaseRepresentation
bin110001100101…
…111001001011
3220110111000101
4301211321023
511312002032
61142350231
7215333440
oct61457113
926414011
1013000267
11737a325
12442b377
132902387
141a259c7
15121bde7
hexc65e4b

13000267 has 8 divisors (see below), whose sum is σ = 15503616. Its totient is φ = 10658472.

The previous prime is 13000261. The next prime is 13000277. The reversal of 13000267 is 76200031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13000267 - 27 = 13000139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13000261) 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 7 ways as a sum of consecutive naturals, for example, 40213 + ... + 40534.

It is an arithmetic number, because the mean of its divisors is an integer number (1937952).

Almost surely, 213000267 is an apocalyptic number.

13000267 is a deficient number, since it is larger than the sum of its proper divisors (2503349).

13000267 is an equidigital number, since it uses as much as digits as its factorization.

13000267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80777.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13000267 is about 3605.5883015120. The cubic root of 13000267 is about 235.1350785210.

Adding to 13000267 its reverse (76200031), we get a palindrome (89200298).

The spelling of 13000267 in words is "thirteen million, two hundred sixty-seven", and thus it is an aban number.

Divisors: 1 7 23 161 80747 565229 1857181 13000267