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13305341 = 71900763
BaseRepresentation
bin110010110000…
…010111111101
3221000222111102
4302300113331
511401232331
61153102445
7221044040
oct62602775
927028442
1013305341
117568555
124557a25
1329ab1aa
141aa4c57
15127c4cb
hexcb05fd

13305341 has 4 divisors (see below), whose sum is σ = 15206112. Its totient is φ = 11404572.

The previous prime is 13305323. The next prime is 13305349. The reversal of 13305341 is 14350331.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13305341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13305349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950375 + ... + 950388.

It is an arithmetic number, because the mean of its divisors is an integer number (3801528).

Almost surely, 213305341 is an apocalyptic number.

It is an amenable number.

13305341 is a deficient number, since it is larger than the sum of its proper divisors (1900771).

13305341 is an equidigital number, since it uses as much as digits as its factorization.

13305341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900770.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13305341 is about 3647.6486947073. The cubic root of 13305341 is about 236.9601611305.

Adding to 13305341 its reverse (14350331), we get a palindrome (27655672).

The spelling of 13305341 in words is "thirteen million, three hundred five thousand, three hundred forty-one".

Divisors: 1 7 1900763 13305341