Base | Representation |
---|---|
bin | 111100110011110… |
… | …000100001110111 |
3 | 2122002200120210011 |
4 | 330303300201313 |
5 | 4042132413304 |
6 | 245122241051 |
7 | 34165365112 |
oct | 7463604167 |
9 | 2562616704 |
10 | 1020201079 |
11 | 483971197 |
12 | 2457b6187 |
13 | 133490ca1 |
14 | 996c9579 |
15 | 5e871c04 |
hex | 3ccf0877 |
1020201079 has 2 divisors, whose sum is σ = 1020201080. Its totient is φ = 1020201078.
The previous prime is 1020201071. The next prime is 1020201109. The reversal of 1020201079 is 9701020201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1020201079 - 23 = 1020201071 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1020201071) 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 as a sum of consecutive naturals, namely, 510100539 + 510100540.
It is an arithmetic number, because the mean of its divisors is an integer number (510100540).
Almost surely, 21020201079 is an apocalyptic number.
1020201079 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020201079 is an equidigital number, since it uses as much as digits as its factorization.
1020201079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 252, while the sum is 22.
The square root of 1020201079 is about 31940.5867040667. The cubic root of 1020201079 is about 1006.6888524975.
The spelling of 1020201079 in words is "one billion, twenty million, two hundred one thousand, seventy-nine".
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