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13100268 = 2231764217
BaseRepresentation
bin110001111110…
…010011101100
3220122120012010
4301332103230
511323202033
61144441220
7216231126
oct61762354
926576163
1013100268
117438475
124479210
132938a4c
141a50216
15123b863
hexc7e4ec

13100268 has 24 divisors (see below), whose sum is σ = 32365872. Its totient is φ = 4109824.

The previous prime is 13100267. The next prime is 13100273. The reversal of 13100268 is 86200131.

It is not an unprimeable number, because it can be changed into a prime (13100267) 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, 31905 + ... + 32312.

It is an arithmetic number, because the mean of its divisors is an integer number (1348578).

Almost surely, 213100268 is an apocalyptic number.

It is an amenable number.

13100268 is an abundant number, since it is smaller than the sum of its proper divisors (19265604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100268 is a wasteful number, since it uses less digits than its factorization.

13100268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64241 (or 64239 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 13100268 is about 3619.4292367720. The cubic root of 13100268 is about 235.7364433060.

Adding to 13100268 its reverse (86200131), we get a palindrome (99300399).

The spelling of 13100268 in words is "thirteen million, one hundred thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 64217 128434 192651 256868 385302 770604 1091689 2183378 3275067 4366756 6550134 13100268