Base | Representation |
---|---|
bin | 1111101011100010… |
… | …0011110111100011 |
3 | 101212100020000012222 |
4 | 3322320203313203 |
5 | 32110014142404 |
6 | 1533400141255 |
7 | 206210010614 |
oct | 37270436743 |
9 | 11770200188 |
10 | 4209130979 |
11 | 186aa43449 |
12 | 99576782b |
13 | 521054b61 |
14 | 2bd031c0b |
15 | 1997d4dbe |
hex | fae23de3 |
4209130979 has 2 divisors, whose sum is σ = 4209130980. Its totient is φ = 4209130978.
The previous prime is 4209130973. The next prime is 4209131071. The reversal of 4209130979 is 9790319024.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4209130979 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (4209130973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104565489 + 2104565490.
It is an arithmetic number, because the mean of its divisors is an integer number (2104565490).
Almost surely, 24209130979 is an apocalyptic number.
4209130979 is a deficient number, since it is larger than the sum of its proper divisors (1).
4209130979 is an equidigital number, since it uses as much as digits as its factorization.
4209130979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 122472, while the sum is 44.
The square root of 4209130979 is about 64877.8157693367. The cubic root of 4209130979 is about 1614.5970206142.
The spelling of 4209130979 in words is "four billion, two hundred nine million, one hundred thirty thousand, nine hundred seventy-nine".
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