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13053241 = 95313697
BaseRepresentation
bin110001110010…
…110100111001
3220120011200101
4301302310321
511320200431
61143435401
7215644045
oct61626471
926504611
1013053241
117406103
124455b61
132920516
141a3b025
15122c961
hexc72d39

13053241 has 4 divisors (see below), whose sum is σ = 13067892. Its totient is φ = 13038592.

The previous prime is 13053239. The next prime is 13053253. The reversal of 13053241 is 14235031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14235031 = 47302873.

It can be written as a sum of positive squares in 2 ways, for example, as 2262016 + 10791225 = 1504^2 + 3285^2 .

It is a cyclic number.

It is not a de Polignac number, because 13053241 - 21 = 13053239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13053281) 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, 5896 + ... + 7801.

It is an arithmetic number, because the mean of its divisors is an integer number (3266973).

Almost surely, 213053241 is an apocalyptic number.

It is an amenable number.

13053241 is a deficient number, since it is larger than the sum of its proper divisors (14651).

13053241 is an equidigital number, since it uses as much as digits as its factorization.

13053241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14650.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13053241 is about 3612.9269297898. The cubic root of 13053241 is about 235.4540249203.

Adding to 13053241 its reverse (14235031), we get a palindrome (27288272).

The spelling of 13053241 in words is "thirteen million, fifty-three thousand, two hundred forty-one".

Divisors: 1 953 13697 13053241