Base | Representation |
---|---|
bin | 1011101100111100001… |
… | …1001010100011010011 |
3 | 201012220222101101102222 |
4 | 2323033003022203103 |
5 | 11243213301141404 |
6 | 232205120131255 |
7 | 20345004403103 |
oct | 2731703124323 |
9 | 635828341388 |
10 | 201042208979 |
11 | 782970a4237 |
12 | 32b68766b2b |
13 | 15c5c217491 |
14 | 9a32699203 |
15 | 5369be1dbe |
hex | 2ecf0ca8d3 |
201042208979 has 2 divisors, whose sum is σ = 201042208980. Its totient is φ = 201042208978.
The previous prime is 201042208973. The next prime is 201042209003. The reversal of 201042208979 is 979802240102.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 201042208979 - 28 = 201042208723 is a prime.
It is not a weakly prime, because it can be changed into another prime (201042208973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521104489 + 100521104490.
It is an arithmetic number, because the mean of its divisors is an integer number (100521104490).
Almost surely, 2201042208979 is an apocalyptic number.
201042208979 is a deficient number, since it is larger than the sum of its proper divisors (1).
201042208979 is an equidigital number, since it uses as much as digits as its factorization.
201042208979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 145152, while the sum is 44.
The spelling of 201042208979 in words is "two hundred one billion, forty-two million, two hundred eight thousand, nine hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •