Base | Representation |
---|---|
bin | 1011101010011011… |
… | …0110111000100001 |
3 | 22002012001111111021 |
4 | 2322212312320201 |
5 | 22402432422244 |
6 | 1234354445441 |
7 | 140403631333 |
oct | 27246667041 |
9 | 8065044437 |
10 | 3130748449 |
11 | 1367253714 |
12 | 734593881 |
13 | 3ab80289a |
14 | 219b1d453 |
15 | 134cbe284 |
hex | ba9b6e21 |
3130748449 has 2 divisors, whose sum is σ = 3130748450. Its totient is φ = 3130748448.
The previous prime is 3130748437. The next prime is 3130748459. The reversal of 3130748449 is 9448470313.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3101933025 + 28815424 = 55695^2 + 5368^2 .
It is a cyclic number.
It is not a de Polignac number, because 3130748449 - 225 = 3097194017 is a prime.
It is not a weakly prime, because it can be changed into another prime (3130748419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565374224 + 1565374225.
It is an arithmetic number, because the mean of its divisors is an integer number (1565374225).
Almost surely, 23130748449 is an apocalyptic number.
It is an amenable number.
3130748449 is a deficient number, since it is larger than the sum of its proper divisors (1).
3130748449 is an equidigital number, since it uses as much as digits as its factorization.
3130748449 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 290304, while the sum is 43.
The square root of 3130748449 is about 55953.0915052958. The cubic root of 3130748449 is about 1462.9047768872.
The spelling of 3130748449 in words is "three billion, one hundred thirty million, seven hundred forty-eight thousand, four hundred forty-nine".
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