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13113041 = 79716453
BaseRepresentation
bin110010000001…
…011011010001
3220200012201012
4302001123101
511324104131
61145020305
7216313304
oct62013321
926605635
1013113041
117447027
124484695
1329417c6
141a54b3b
15124052b
hexc816d1

13113041 has 4 divisors (see below), whose sum is σ = 13130292. Its totient is φ = 13095792.

The previous prime is 13113029. The next prime is 13113053. The reversal of 13113041 is 14031131.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13113029) and next prime (13113053).

It can be written as a sum of positive squares in 2 ways, for example, as 9634816 + 3478225 = 3104^2 + 1865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13113041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13113011) 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, 7430 + ... + 9023.

It is an arithmetic number, because the mean of its divisors is an integer number (3282573).

Almost surely, 213113041 is an apocalyptic number.

It is an amenable number.

13113041 is a deficient number, since it is larger than the sum of its proper divisors (17251).

13113041 is an equidigital number, since it uses as much as digits as its factorization.

13113041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17250.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 13113041 is about 3621.1933116032. The cubic root of 13113041 is about 235.8130341948.

Adding to 13113041 its reverse (14031131), we get a palindrome (27144172).

The spelling of 13113041 in words is "thirteen million, one hundred thirteen thousand, forty-one".

Divisors: 1 797 16453 13113041