Base | Representation |
---|---|
bin | 10111001001110011… |
… | …00100001110101001 |
3 | 1012002021200010120020 |
4 | 23210321210032221 |
5 | 200424114333231 |
6 | 5413234551053 |
7 | 620014133616 |
oct | 134471441651 |
9 | 35067603506 |
10 | 12430230441 |
11 | 52a95a5122 |
12 | 24aaa38489 |
13 | 123132bc55 |
14 | 85cc1150d |
15 | 4cb406396 |
hex | 2e4e643a9 |
12430230441 has 4 divisors (see below), whose sum is σ = 16573640592. Its totient is φ = 8286820292.
The previous prime is 12430230437. The next prime is 12430230443. The reversal of 12430230441 is 14403203421.
12430230441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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.
It is a cyclic number.
It is not a de Polignac number, because 12430230441 - 22 = 12430230437 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12430230443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2071705071 + ... + 2071705076.
It is an arithmetic number, because the mean of its divisors is an integer number (4143410148).
Almost surely, 212430230441 is an apocalyptic number.
It is an amenable number.
12430230441 is a deficient number, since it is larger than the sum of its proper divisors (4143410151).
12430230441 is an equidigital number, since it uses as much as digits as its factorization.
12430230441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4143410150.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 12430230441 its reverse (14403203421), we get a palindrome (26833433862).
The spelling of 12430230441 in words is "twelve billion, four hundred thirty million, two hundred thirty thousand, four hundred forty-one".
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