Base | Representation |
---|---|
bin | 101000001101000… |
… | …1010000000000101 |
3 | 10111000110000201211 |
4 | 1100122022000011 |
5 | 10230323041424 |
6 | 341510251421 |
7 | 45300412462 |
oct | 12032120005 |
9 | 3430400654 |
10 | 1349033989 |
11 | 632549226 |
12 | 317956b71 |
13 | 186645784 |
14 | cb246669 |
15 | 7d678b94 |
hex | 5068a005 |
1349033989 has 2 divisors, whose sum is σ = 1349033990. Its totient is φ = 1349033988.
The previous prime is 1349033923. The next prime is 1349034007. The reversal of 1349033989 is 9893309431.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1026113089 + 322920900 = 32033^2 + 17970^2 .
It is a cyclic number.
It is not a de Polignac number, because 1349033989 - 211 = 1349031941 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1349031989) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674516994 + 674516995.
It is an arithmetic number, because the mean of its divisors is an integer number (674516995).
Almost surely, 21349033989 is an apocalyptic number.
It is an amenable number.
1349033989 is a deficient number, since it is larger than the sum of its proper divisors (1).
1349033989 is an equidigital number, since it uses as much as digits as its factorization.
1349033989 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 629856, while the sum is 49.
The square root of 1349033989 is about 36729.1980446075. The cubic root of 1349033989 is about 1104.9457707667.
The spelling of 1349033989 in words is "one billion, three hundred forty-nine million, thirty-three thousand, nine hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •