Search a number
-
+
13260108 = 2231105009
BaseRepresentation
bin110010100101…
…010101001100
3220221200110010
4302211111030
511343310413
61152113220
7220465131
oct62452514
926850403
1013260108
117537574
124535810
132993724
141a92588
15126ddc3
hexca554c

13260108 has 12 divisors (see below), whose sum is σ = 30940280. Its totient is φ = 4420032.

The previous prime is 13260089. The next prime is 13260113. The reversal of 13260108 is 80106231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552493 + ... + 552516.

Almost surely, 213260108 is an apocalyptic number.

It is an amenable number.

13260108 is an abundant number, since it is smaller than the sum of its proper divisors (17680172).

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

13260108 is a wasteful number, since it uses less digits than its factorization.

13260108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105016 (or 1105014 counting only the distinct ones).

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

The square root of 13260108 is about 3641.4431205224. The cubic root of 13260108 is about 236.6913320410.

Adding to 13260108 its reverse (80106231), we get a palindrome (93366339).

The spelling of 13260108 in words is "thirteen million, two hundred sixty thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 1105009 2210018 3315027 4420036 6630054 13260108