Number 1291
Prime factorization
Factorization |
1291
|
Divisors |
1,
1291
|
Count of divisors |
2 |
Sum of divisors |
1292 |
Basic properties
Is prime? |
◎ YES
It's 210th prime number.
|
Previous integer |
1290 |
Next integer |
1292 |
Previous prime number |
1289 |
Next prime number |
1297 |
Reciprocal |
0.000774593338497 |
Square |
1666681 |
Square root |
35.93048844644336 |
Natural logarithm |
7.1631723908466425 |
Decimal logarithm |
3.1109262422664203 |
Sine |
0.1933550914660601 |
Cosine |
-0.9811288440384125 |
Tangent |
-0.19707410768823547 |
Expressions
Binary |
10100001011 |
Octal |
2413 |
Hexadecimal |
50b |