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13108 = 2229113
BaseRepresentation
bin11001100110100
3122222111
43030310
5404413
6140404
753134
oct31464
918874
1013108
119937
127704
135c74
144ac4
153d3d
hex3334

13108 has 12 divisors (see below), whose sum is σ = 23940. Its totient is φ = 6272.

The previous prime is 13103. The next prime is 13109. The reversal of 13108 is 80131.

13108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2704 + 10404 = 52^2 + 102^2 .

13108 is an undulating number in base 15.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103) by changing a digit.

13108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60 + ... + 172.

It is an arithmetic number, because the mean of its divisors is an integer number (1995).

213108 is an apocalyptic number.

It is an amenable number.

13108 is a deficient number, since it is larger than the sum of its proper divisors (10832).

13108 is a wasteful number, since it uses less digits than its factorization.

13108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 13108 is about 114.4901742509. The cubic root of 13108 is about 23.5782812731.

Adding to 13108 its reverse (80131), we get a palindrome (93239).

It can be divided in two parts, 13 and 108, that added together give a palindrome (121).

The spelling of 13108 in words is "thirteen thousand, one hundred eight".

Divisors: 1 2 4 29 58 113 116 226 452 3277 6554 13108