Base | Representation |
---|---|
bin | 1011010011011011110111… |
… | …1001100101000001000011 |
3 | 1122000011012101001110122220 |
4 | 2310312331321211001003 |
5 | 3112112110222444404 |
6 | 42233330341302123 |
7 | 2421634320054351 |
oct | 264667571450103 |
9 | 48004171043586 |
10 | 12428526374979 |
11 | 3a619aa144a10 |
12 | 1488894404943 |
13 | 6c200b006a40 |
14 | 30d7885d07d1 |
15 | 168463da84d9 |
hex | b4dbde65043 |
12428526374979 has 64 divisors (see below), whose sum is σ = 19520938579968. Its totient is φ = 6934292006400.
The previous prime is 12428526374951. The next prime is 12428526374983. The reversal of 12428526374979 is 97947362582421.
It is not a de Polignac number, because 12428526374979 - 217 = 12428526243907 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12428526374909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 561527197 + ... + 561549329.
It is an arithmetic number, because the mean of its divisors is an integer number (305014665312).
Almost surely, 212428526374979 is an apocalyptic number.
12428526374979 is a deficient number, since it is larger than the sum of its proper divisors (7092412204989).
12428526374979 is a wasteful number, since it uses less digits than its factorization.
12428526374979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25628.
The product of its digits is 365783040, while the sum is 69.
The spelling of 12428526374979 in words is "twelve trillion, four hundred twenty-eight billion, five hundred twenty-six million, three hundred seventy-four thousand, nine hundred seventy-nine".
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