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13050041 = 107121963
BaseRepresentation
bin110001110010…
…000010111001
3220120000021212
4301302002321
511320100131
61143412505
7215631524
oct61620271
926500255
1013050041
117403764
124454135
13291bc24
141a39bbb
15122ba2b
hexc720b9

13050041 has 4 divisors (see below), whose sum is σ = 13172112. Its totient is φ = 12927972.

The previous prime is 13049987. The next prime is 13050043. The reversal of 13050041 is 14005031.

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 an emirpimes, since its reverse is a distinct semiprime: 14005031 = 37337547.

It is a cyclic number.

It is not a de Polignac number, because 13050041 - 210 = 13049017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13049998 and 13050025.

It is not an unprimeable number, because it can be changed into a prime (13050043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60875 + ... + 61088.

It is an arithmetic number, because the mean of its divisors is an integer number (3293028).

Almost surely, 213050041 is an apocalyptic number.

It is an amenable number.

13050041 is a deficient number, since it is larger than the sum of its proper divisors (122071).

13050041 is a wasteful number, since it uses less digits than its factorization.

13050041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122070.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 13050041 is about 3612.4840484077. The cubic root of 13050041 is about 235.4347828420.

Adding to 13050041 its reverse (14005031), we get a palindrome (27055072).

The spelling of 13050041 in words is "thirteen million, fifty thousand, forty-one".

Divisors: 1 107 121963 13050041