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13234430041 = 72270090409
BaseRepresentation
bin11000101001101010…
…10110000001011001
31021011022220201000121
430110311112001121
5204101003230131
610025123433241
7645650541100
oct142465260131
937138821017
1013234430041
115681544198
122694225821
13132bb224c1
148d7951037
15526d0c911
hex314d56059

13234430041 has 6 divisors (see below), whose sum is σ = 15395153370. Its totient is φ = 11343797136.

The previous prime is 13234430021. The next prime is 13234430071. The reversal of 13234430041 is 14003443231.

It can be written as a sum of positive squares in only one way, i.e., 10783784025 + 2450646016 = 103845^2 + 49504^2 .

It is not a de Polignac number, because 13234430041 - 27 = 13234429913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13234429988 and 13234430015.

It is not an unprimeable number, because it can be changed into a prime (13234430021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135045156 + ... + 135045253.

It is an arithmetic number, because the mean of its divisors is an integer number (2565858895).

Almost surely, 213234430041 is an apocalyptic number.

It is an amenable number.

13234430041 is a deficient number, since it is larger than the sum of its proper divisors (2160723329).

13234430041 is an equidigital number, since it uses as much as digits as its factorization.

13234430041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270090423 (or 270090416 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 13234430041 its reverse (14003443231), we get a palindrome (27237873272).

The spelling of 13234430041 in words is "thirteen billion, two hundred thirty-four million, four hundred thirty thousand, forty-one".

Divisors: 1 7 49 270090409 1890632863 13234430041