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13214241 = 327320113
BaseRepresentation
bin110010011010…
…001000100001
3220212100112100
4302122020201
511340323431
61151121013
7220214325
oct62321041
926770470
1013214241
117506067
124513169
1329788a1
141a7d985
1512604e6
hexc9a221

13214241 has 12 divisors (see below), whose sum is σ = 19349668. Its totient is φ = 8688384.

The previous prime is 13214239. The next prime is 13214249. The reversal of 13214241 is 14241231.

13214241 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3629025 + 9585216 = 1905^2 + 3096^2 .

It is not a de Polignac number, because 13214241 - 21 = 13214239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13214249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9400 + ... + 10713.

Almost surely, 213214241 is an apocalyptic number.

It is an amenable number.

13214241 is a deficient number, since it is larger than the sum of its proper divisors (6135427).

13214241 is a wasteful number, since it uses less digits than its factorization.

13214241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20192 (or 20189 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 13214241 is about 3635.1397497208. The cubic root of 13214241 is about 236.4181099614.

Adding to 13214241 its reverse (14241231), we get a palindrome (27455472).

The spelling of 13214241 in words is "thirteen million, two hundred fourteen thousand, two hundred forty-one".

Divisors: 1 3 9 73 219 657 20113 60339 181017 1468249 4404747 13214241