Base | Representation |
---|---|
bin | 100111101010100… |
… | …0111010111111101 |
3 | 10102202101111222202 |
4 | 1033111013113331 |
5 | 10211204412133 |
6 | 340022321245 |
7 | 44660522552 |
oct | 11725072775 |
9 | 3382344882 |
10 | 1330935293 |
11 | 623307426 |
12 | 311889225 |
13 | 18297989c |
14 | c8a94a29 |
15 | 7bca12e8 |
hex | 4f5475fd |
1330935293 has 2 divisors, whose sum is σ = 1330935294. Its totient is φ = 1330935292.
The previous prime is 1330935259. The next prime is 1330935323. The reversal of 1330935293 is 3925390331.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 936237604 + 394697689 = 30598^2 + 19867^2 .
It is an emirp because it is prime and its reverse (3925390331) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1330935293 - 212 = 1330931197 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1330935223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665467646 + 665467647.
It is an arithmetic number, because the mean of its divisors is an integer number (665467647).
Almost surely, 21330935293 is an apocalyptic number.
It is an amenable number.
1330935293 is a deficient number, since it is larger than the sum of its proper divisors (1).
1330935293 is an equidigital number, since it uses as much as digits as its factorization.
1330935293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 65610, while the sum is 38.
The square root of 1330935293 is about 36481.9858697412. The cubic root of 1330935293 is about 1099.9821740913.
The spelling of 1330935293 in words is "one billion, three hundred thirty million, nine hundred thirty-five thousand, two hundred ninety-three".
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