Base | Representation |
---|---|
bin | 1001011110010001… |
… | …0101000001100001 |
3 | 20120012212211120122 |
4 | 2113210111001201 |
5 | 20201434223123 |
6 | 1100154450025 |
7 | 120005101544 |
oct | 22744250141 |
9 | 6505784518 |
10 | 2542882913 |
11 | 109543362a |
12 | 5ab733915 |
13 | 316a9525c |
14 | 1a1a1485b |
15 | ed39bbc8 |
hex | 97915061 |
2542882913 has 2 divisors, whose sum is σ = 2542882914. Its totient is φ = 2542882912.
The previous prime is 2542882871. The next prime is 2542882943. The reversal of 2542882913 is 3192882452.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1739557264 + 803325649 = 41708^2 + 28343^2 .
It is a cyclic number.
It is not a de Polignac number, because 2542882913 - 210 = 2542881889 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (2542882943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271441456 + 1271441457.
It is an arithmetic number, because the mean of its divisors is an integer number (1271441457).
Almost surely, 22542882913 is an apocalyptic number.
It is an amenable number.
2542882913 is a deficient number, since it is larger than the sum of its proper divisors (1).
2542882913 is an equidigital number, since it uses as much as digits as its factorization.
2542882913 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 276480, while the sum is 44.
The square root of 2542882913 is about 50427.0057905484. The cubic root of 2542882913 is about 1364.9249983165.
The spelling of 2542882913 in words is "two billion, five hundred forty-two million, eight hundred eighty-two thousand, nine hundred thirteen".
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