Search a number
-
+
13012211041 = 41833823747
BaseRepresentation
bin11000001111001011…
…01001010101100001
31020120211202210212021
430013211221111201
5203122111223131
65551104501441
7640311653224
oct140745512541
936524683767
1013012211041
115578065825
12263191a881
1312c4a88a7b
148b62275bb
15512564e11
hex307969561

13012211041 has 8 divisors (see below), whose sum is σ = 13490182944. Its totient is φ = 12541886880.

The previous prime is 13012211039. The next prime is 13012211053. The reversal of 13012211041 is 14011221031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13012211041 - 21 = 13012211039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13012211741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1908471 + ... + 1915276.

It is an arithmetic number, because the mean of its divisors is an integer number (1686272868).

Almost surely, 213012211041 is an apocalyptic number.

It is an amenable number.

13012211041 is a deficient number, since it is larger than the sum of its proper divisors (477971903).

13012211041 is an equidigital number, since it uses as much as digits as its factorization.

13012211041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823871.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 13012211041 its reverse (14011221031), we get a palindrome (27023432072).

The spelling of 13012211041 in words is "thirteen billion, twelve million, two hundred eleven thousand, forty-one".

Divisors: 1 41 83 3403 3823747 156773627 317371001 13012211041