Base | Representation |
---|---|
bin | 110101101100100100… |
… | …0110010000110001111 |
3 | 102000122022002000111211 |
4 | 1223121020302012033 |
5 | 3342124344423134 |
6 | 124550150355251 |
7 | 11221353513361 |
oct | 1533110620617 |
9 | 360568060454 |
10 | 115312107919 |
11 | 449a3751448 |
12 | 1a42195bb27 |
13 | ab48c05728 |
14 | 581c8cad31 |
15 | 2eed650764 |
hex | 1ad923218f |
115312107919 has 2 divisors, whose sum is σ = 115312107920. Its totient is φ = 115312107918.
The previous prime is 115312107901. The next prime is 115312107931. The reversal of 115312107919 is 919701213511.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 115312107919 - 25 = 115312107887 is a prime.
It is a super-2 number, since 2×1153121079192 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (115312107979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57656053959 + 57656053960.
It is an arithmetic number, because the mean of its divisors is an integer number (57656053960).
Almost surely, 2115312107919 is an apocalyptic number.
115312107919 is a deficient number, since it is larger than the sum of its proper divisors (1).
115312107919 is an equidigital number, since it uses as much as digits as its factorization.
115312107919 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17010, while the sum is 40.
The spelling of 115312107919 in words is "one hundred fifteen billion, three hundred twelve million, one hundred seven thousand, nine hundred nineteen".
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