Base | Representation |
---|---|
bin | 10111001001101000… |
… | …10100010001000001 |
3 | 1012002012002012220102 |
4 | 23210310110101001 |
5 | 200423241314322 |
6 | 5413145252145 |
7 | 616666342634 |
oct | 134464242101 |
9 | 35065065812 |
10 | 12428854337 |
11 | 52a8845249 |
12 | 24aa494055 |
13 | 1230c697a3 |
14 | 85c973c1b |
15 | 4cb233792 |
hex | 2e4d14441 |
12428854337 has 4 divisors (see below), whose sum is σ = 12493252740. Its totient is φ = 12364455936.
The previous prime is 12428854327. The next prime is 12428854421. The reversal of 12428854337 is 73345882421.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2404038961 + 10024815376 = 49031^2 + 100124^2 .
It is a cyclic number.
It is not a de Polignac number, because 12428854337 - 210 = 12428853313 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12428854291 and 12428854300.
It is not an unprimeable number, because it can be changed into a prime (12428854327) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32198912 + ... + 32199297.
It is an arithmetic number, because the mean of its divisors is an integer number (3123313185).
Almost surely, 212428854337 is an apocalyptic number.
It is an amenable number.
12428854337 is a deficient number, since it is larger than the sum of its proper divisors (64398403).
12428854337 is an equidigital number, since it uses as much as digits as its factorization.
12428854337 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64398402.
The product of its digits is 1290240, while the sum is 47.
The spelling of 12428854337 in words is "twelve billion, four hundred twenty-eight million, eight hundred fifty-four thousand, three hundred thirty-seven".
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