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13426653 = 34475551
BaseRepresentation
bin110011001101…
…111111011101
3221021010220110
4303031333131
511414123103
61155440233
7222060522
oct63157735
927233813
1013426653
117640709
1245b6079
132a21486
141ad7149
1512a3403
hexccdfdd

13426653 has 4 divisors (see below), whose sum is σ = 17902208. Its totient is φ = 8951100.

The previous prime is 13426613. The next prime is 13426657. The reversal of 13426653 is 35662431.

13426653 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13426653 - 28 = 13426397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13426653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13426657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2237773 + ... + 2237778.

It is an arithmetic number, because the mean of its divisors is an integer number (4475552).

Almost surely, 213426653 is an apocalyptic number.

It is an amenable number.

13426653 is a deficient number, since it is larger than the sum of its proper divisors (4475555).

13426653 is an equidigital number, since it uses as much as digits as its factorization.

13426653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475554.

The product of its digits is 12960, while the sum is 30.

The square root of 13426653 is about 3664.2397574395. The cubic root of 13426653 is about 237.6781481479.

The spelling of 13426653 in words is "thirteen million, four hundred twenty-six thousand, six hundred fifty-three".

Divisors: 1 3 4475551 13426653