Base | Representation |
---|---|
bin | 10010111111101010110… |
… | …101111101101001100011 |
3 | 11121210020122122210002221 |
4 | 102333222311331221203 |
5 | 132341241131333004 |
6 | 2435353052451511 |
7 | 163206632220415 |
oct | 22775265755143 |
9 | 4553218583087 |
10 | 1305315105379 |
11 | 46364339056a |
12 | 190b8b479b97 |
13 | 961243123cc |
14 | 4726b4329b5 |
15 | 23e4a871354 |
hex | 12fead7da63 |
1305315105379 has 2 divisors, whose sum is σ = 1305315105380. Its totient is φ = 1305315105378.
The previous prime is 1305315105151. The next prime is 1305315105389. The reversal of 1305315105379 is 9735015135031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1305315105379 - 219 = 1305314581091 is a prime.
It is not a weakly prime, because it can be changed into another prime (1305315105389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652657552689 + 652657552690.
It is an arithmetic number, because the mean of its divisors is an integer number (652657552690).
Almost surely, 21305315105379 is an apocalyptic number.
1305315105379 is a deficient number, since it is larger than the sum of its proper divisors (1).
1305315105379 is an equidigital number, since it uses as much as digits as its factorization.
1305315105379 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 212625, while the sum is 43.
The spelling of 1305315105379 in words is "one trillion, three hundred five billion, three hundred fifteen million, one hundred five thousand, three hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •