Base | Representation |
---|---|
bin | 10010111111101110… |
… | …001011111001011011 |
3 | 1221122110110201211120 |
4 | 102333232023321123 |
5 | 313232441043140 |
6 | 13211530100323 |
7 | 1321304515215 |
oct | 227756137133 |
9 | 57573421746 |
10 | 20396424795 |
11 | 871728291a |
12 | 3b5287a6a3 |
13 | 1c00866b16 |
14 | db6bd95b5 |
15 | 7e59751d0 |
hex | 4bfb8be5b |
20396424795 has 16 divisors (see below), whose sum is σ = 33328627200. Its totient is φ = 10646644064.
The previous prime is 20396424787. The next prime is 20396424821. The reversal of 20396424795 is 59742469302.
It is a cyclic number.
It is not a de Polignac number, because 20396424795 - 23 = 20396424787 is a prime.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 14464845 + ... + 14466254.
It is an arithmetic number, because the mean of its divisors is an integer number (2083039200).
Almost surely, 220396424795 is an apocalyptic number.
20396424795 is a deficient number, since it is larger than the sum of its proper divisors (12932202405).
20396424795 is a wasteful number, since it uses less digits than its factorization.
20396424795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28931154.
The product of its (nonzero) digits is 3265920, while the sum is 51.
The spelling of 20396424795 in words is "twenty billion, three hundred ninety-six million, four hundred twenty-four thousand, seven hundred ninety-five".
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