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13226894 = 231213337
BaseRepresentation
bin110010011101…
…001110001110
3220212222212222
4302131032032
511341230034
61151255342
7220266242
oct62351616
926788788
1013226894
11751461a
12451a552
132981585
141a84422
15126412e
hexc9d38e

13226894 has 8 divisors (see below), whose sum is σ = 20480448. Its totient is φ = 6400080.

The previous prime is 13226861. The next prime is 13226897. The reversal of 13226894 is 49862231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13226897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106607 + ... + 106730.

It is an arithmetic number, because the mean of its divisors is an integer number (2560056).

Almost surely, 213226894 is an apocalyptic number.

13226894 is a deficient number, since it is larger than the sum of its proper divisors (7253554).

13226894 is a wasteful number, since it uses less digits than its factorization.

13226894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213370.

The product of its digits is 20736, while the sum is 35.

The square root of 13226894 is about 3636.8797065617. The cubic root of 13226894 is about 236.4935448418.

The spelling of 13226894 in words is "thirteen million, two hundred twenty-six thousand, eight hundred ninety-four".

Divisors: 1 2 31 62 213337 426674 6613447 13226894