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13612 = 224183
BaseRepresentation
bin11010100101100
3200200011
43110230
5413422
6143004
754454
oct32454
920604
1013612
11a255
127a64
136271
144d64
154077
hex352c

13612 has 12 divisors (see below), whose sum is σ = 24696. Its totient is φ = 6560.

The previous prime is 13597. The next prime is 13613. The reversal of 13612 is 21631.

13612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13592 and 13601.

It is not an unprimeable number, because it can be changed into a prime (13613) by changing a digit.

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, 123 + ... + 205.

It is an arithmetic number, because the mean of its divisors is an integer number (2058).

213612 is an apocalyptic number.

It is an amenable number.

13612 is a deficient number, since it is larger than the sum of its proper divisors (11084).

13612 is a wasteful number, since it uses less digits than its factorization.

13612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 126 counting only the distinct ones).

The product of its digits is 36, while the sum is 13.

The square root of 13612 is about 116.6704761283. The cubic root of 13612 is about 23.8766822641.

It can be divided in two parts, 13 and 612, that added together give a 4-th power (625 = 54).

The spelling of 13612 in words is "thirteen thousand, six hundred twelve".

Divisors: 1 2 4 41 82 83 164 166 332 3403 6806 13612