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13354369 = 71907767
BaseRepresentation
bin110010111100…
…010110000001
3221010110202021
4302330112001
511404314434
61154121441
7221340010
oct62742601
927113667
1013354369
1175a1376
124580281
1329c75c2
141ab8a77
15128bcb4
hexcbc581

13354369 has 4 divisors (see below), whose sum is σ = 15262144. Its totient is φ = 11446596.

The previous prime is 13354331. The next prime is 13354387. The reversal of 13354369 is 96345331.

13354369 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 13354369 - 221 = 11257217 is a prime.

It is a super-2 number, since 2×133543692 = 356678342776322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13354399) by changing a digit.

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, 953877 + ... + 953890.

It is an arithmetic number, because the mean of its divisors is an integer number (3815536).

Almost surely, 213354369 is an apocalyptic number.

It is an amenable number.

13354369 is a deficient number, since it is larger than the sum of its proper divisors (1907775).

13354369 is an equidigital number, since it uses as much as digits as its factorization.

13354369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907774.

The product of its digits is 29160, while the sum is 34.

The square root of 13354369 is about 3654.3630087883. The cubic root of 13354369 is about 237.2508574798.

The spelling of 13354369 in words is "thirteen million, three hundred fifty-four thousand, three hundred sixty-nine".

Divisors: 1 7 1907767 13354369