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13002361 = 31597109
BaseRepresentation
bin110001100110…
…011001111001
3220110120212221
4301212121321
511312033421
61142404041
7215342521
oct61463171
926416787
1013002361
117380959
124430621
132903308
141a26681
15121c841
hexc66679

13002361 has 8 divisors (see below), whose sum is σ = 13651200. Its totient is φ = 12367920.

The previous prime is 13002323. The next prime is 13002377. The reversal of 13002361 is 16320031.

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 13002361 - 27 = 13002233 is a prime.

It is a super-2 number, since 2×130023612 = 338122783148642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13006361) 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, 1726 + ... + 5383.

It is an arithmetic number, because the mean of its divisors is an integer number (1706400).

Almost surely, 213002361 is an apocalyptic number.

It is an amenable number.

13002361 is a deficient number, since it is larger than the sum of its proper divisors (648839).

13002361 is an equidigital number, since it uses as much as digits as its factorization.

13002361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7199.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 13002361 is about 3605.8786723904. The cubic root of 13002361 is about 235.1477025289.

Adding to 13002361 its reverse (16320031), we get a palindrome (29322392).

The spelling of 13002361 in words is "thirteen million, two thousand, three hundred sixty-one".

Divisors: 1 31 59 1829 7109 220379 419431 13002361