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13301441 = 18797079
BaseRepresentation
bin110010101111…
…011011000001
3221000210010222
4302233123001
511401121231
61153032425
7221026466
oct62573301
927023128
1013301441
11756562a
124555715
1329a949a
141aa366d
15127b27b
hexcaf6c1

13301441 has 4 divisors (see below), whose sum is σ = 13310400. Its totient is φ = 13292484.

The previous prime is 13301417. The next prime is 13301447. The reversal of 13301441 is 14410331.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14410331 = 131108487.

It is a cyclic number.

It is not a de Polignac number, because 13301441 - 26 = 13301377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13301447) 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, 1661 + ... + 5418.

It is an arithmetic number, because the mean of its divisors is an integer number (3327600).

Almost surely, 213301441 is an apocalyptic number.

It is an amenable number.

13301441 is a deficient number, since it is larger than the sum of its proper divisors (8959).

13301441 is an equidigital number, since it uses as much as digits as its factorization.

13301441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8958.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13301441 is about 3647.1140645722. The cubic root of 13301441 is about 236.9370066459.

Adding to 13301441 its reverse (14410331), we get a palindrome (27711772).

The spelling of 13301441 in words is "thirteen million, three hundred one thousand, four hundred forty-one".

Divisors: 1 1879 7079 13301441