Base | Representation |
---|---|
bin | 101000100001111… |
… | …111111100111101 |
3 | 1202101112122110212 |
4 | 220201333330331 |
5 | 2343040020331 |
6 | 151250442205 |
7 | 22564626125 |
oct | 5041777475 |
9 | 1671478425 |
10 | 680001341 |
11 | 319930088 |
12 | 16b893365 |
13 | aab59776 |
14 | 6644dc85 |
15 | 3ea71d2b |
hex | 2887ff3d |
680001341 has 2 divisors, whose sum is σ = 680001342. Its totient is φ = 680001340.
The previous prime is 680001319. The next prime is 680001379. The reversal of 680001341 is 143100086.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 378458116 + 301543225 = 19454^2 + 17365^2 .
It is a cyclic number.
It is not a de Polignac number, because 680001341 - 214 = 679984957 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (680001041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340000670 + 340000671.
It is an arithmetic number, because the mean of its divisors is an integer number (340000671).
Almost surely, 2680001341 is an apocalyptic number.
It is an amenable number.
680001341 is a deficient number, since it is larger than the sum of its proper divisors (1).
680001341 is an equidigital number, since it uses as much as digits as its factorization.
680001341 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 680001341 is about 26076.8353332992. The cubic root of 680001341 is about 879.3665124850.
The spelling of 680001341 in words is "six hundred eighty million, one thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •