Base | Representation |
---|---|
bin | 10111001001000110… |
… | …00001100111100111 |
3 | 1012001212112221000222 |
4 | 23210203001213213 |
5 | 200421111242021 |
6 | 5412504154555 |
7 | 616612663460 |
oct | 134443014747 |
9 | 35055487028 |
10 | 12424321511 |
11 | 52a6229708 |
12 | 24a8a68a5b |
13 | 1230040544 |
14 | 85c113d67 |
15 | 4cab3a6ab |
hex | 2e48c19e7 |
12424321511 has 8 divisors (see below), whose sum is σ = 14201469984. Its totient is φ = 10647734400.
The previous prime is 12424321499. The next prime is 12424321513. The reversal of 12424321511 is 11512342421.
It is a happy number.
12424321511 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 a de Polignac number, because none of the positive numbers 2k-12424321511 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12424321513) 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, 91790 + ... + 182411.
It is an arithmetic number, because the mean of its divisors is an integer number (1775183748).
Almost surely, 212424321511 is an apocalyptic number.
12424321511 is a deficient number, since it is larger than the sum of its proper divisors (1777148473).
12424321511 is an equidigital number, since it uses as much as digits as its factorization.
12424321511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280681.
The product of its digits is 1920, while the sum is 26.
Adding to 12424321511 its reverse (11512342421), we get a palindrome (23936663932).
The spelling of 12424321511 in words is "twelve billion, four hundred twenty-four million, three hundred twenty-one thousand, five hundred eleven".
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