Base | Representation |
---|---|
bin | 10111001000111100… |
… | …01001100101110001 |
3 | 1012001210010222212001 |
4 | 23210132021211301 |
5 | 200420244342231 |
6 | 5412420534001 |
7 | 616566061354 |
oct | 134436114561 |
9 | 35053128761 |
10 | 12423043441 |
11 | 52a5536456 |
12 | 24a8551301 |
13 | 122c9b38a3 |
14 | 85bca029b |
15 | 4ca986b61 |
hex | 2e4789971 |
12423043441 has 8 divisors (see below), whose sum is σ = 12718404864. Its totient is φ = 12127975440.
The previous prime is 12423043433. The next prime is 12423043469. The reversal of 12423043441 is 14434032421.
12423043441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12423043441 - 23 = 12423043433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12423053441) 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 7 ways as a sum of consecutive naturals, for example, 13536 + ... + 158206.
It is an arithmetic number, because the mean of its divisors is an integer number (1589800608).
Almost surely, 212423043441 is an apocalyptic number.
It is an amenable number.
12423043441 is a deficient number, since it is larger than the sum of its proper divisors (295361423).
12423043441 is a wasteful number, since it uses less digits than its factorization.
12423043441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146711.
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 12423043441 its reverse (14434032421), we get a palindrome (26857075862).
The spelling of 12423043441 in words is "twelve billion, four hundred twenty-three million, forty-three thousand, four hundred forty-one".
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