Base | Representation |
---|---|
bin | 1101100011011… |
… | …0111011101101 |
3 | 10221222011221112 |
4 | 3120312323231 |
5 | 104023114414 |
6 | 5350241405 |
7 | 1260125633 |
oct | 330667355 |
9 | 127864845 |
10 | 56848109 |
11 | 2a0a890a |
12 | 17056265 |
13 | ba15446 |
14 | 779b353 |
15 | 4ecdd3e |
hex | 3636eed |
56848109 has 2 divisors, whose sum is σ = 56848110. Its totient is φ = 56848108.
The previous prime is 56848097. The next prime is 56848117. The reversal of 56848109 is 90184865.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 52345225 + 4502884 = 7235^2 + 2122^2 .
It is a cyclic number.
It is not a de Polignac number, because 56848109 - 216 = 56782573 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (56848159) 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, 28424054 + 28424055.
It is an arithmetic number, because the mean of its divisors is an integer number (28424055).
Almost surely, 256848109 is an apocalyptic number.
It is an amenable number.
56848109 is a deficient number, since it is larger than the sum of its proper divisors (1).
56848109 is an equidigital number, since it uses as much as digits as its factorization.
56848109 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 69120, while the sum is 41.
The square root of 56848109 is about 7539.7684977723. The cubic root of 56848109 is about 384.5079653586.
The spelling of 56848109 in words is "fifty-six million, eight hundred forty-eight thousand, one hundred nine".
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