Base | Representation |
---|---|
bin | 1011101010010011… |
… | …0110000111000001 |
3 | 22002011001200221212 |
4 | 2322210312013001 |
5 | 22402314032433 |
6 | 1234335255505 |
7 | 140366303504 |
oct | 27244660701 |
9 | 8064050855 |
10 | 3130220993 |
11 | 1366a233a9 |
12 | 73437a595 |
13 | 3ab679793 |
14 | 219a2313b |
15 | 134c17d48 |
hex | ba9361c1 |
3130220993 has 2 divisors, whose sum is σ = 3130220994. Its totient is φ = 3130220992.
The previous prime is 3130220983. The next prime is 3130221007. The reversal of 3130220993 is 3990220313.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2263095184 + 867125809 = 47572^2 + 29447^2 .
It is an emirp because it is prime and its reverse (3990220313) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3130220993 - 210 = 3130219969 is a prime.
It is not a weakly prime, because it can be changed into another prime (3130220963) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565110496 + 1565110497.
It is an arithmetic number, because the mean of its divisors is an integer number (1565110497).
Almost surely, 23130220993 is an apocalyptic number.
It is an amenable number.
3130220993 is a deficient number, since it is larger than the sum of its proper divisors (1).
3130220993 is an equidigital number, since it uses as much as digits as its factorization.
3130220993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8748, while the sum is 32.
The square root of 3130220993 is about 55948.3779300169. The cubic root of 3130220993 is about 1462.8226174876.
The spelling of 3130220993 in words is "three billion, one hundred thirty million, two hundred twenty thousand, nine hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •