Base | Representation |
---|---|
bin | 10101100001011110… |
… | …10001011100110001 |
3 | 1002211021222202101201 |
4 | 22300233101130301 |
5 | 142131102214344 |
6 | 5150334131201 |
7 | 556226605213 |
oct | 126057213461 |
9 | 32737882351 |
10 | 11555116849 |
11 | 499a620351 |
12 | 22a5950b01 |
13 | 1121c39b63 |
14 | 7b88d25b3 |
15 | 4796934d4 |
hex | 2b0bd1731 |
11555116849 has 2 divisors, whose sum is σ = 11555116850. Its totient is φ = 11555116848.
The previous prime is 11555116813. The next prime is 11555116871. The reversal of 11555116849 is 94861155511.
11555116849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8613139249 + 2941977600 = 92807^2 + 54240^2 .
It is a cyclic number.
It is not a de Polignac number, because 11555116849 - 211 = 11555114801 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11555116799 and 11555116808.
It is not a weakly prime, because it can be changed into another prime (11555116889) 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, 5777558424 + 5777558425.
It is an arithmetic number, because the mean of its divisors is an integer number (5777558425).
Almost surely, 211555116849 is an apocalyptic number.
It is an amenable number.
11555116849 is a deficient number, since it is larger than the sum of its proper divisors (1).
11555116849 is an equidigital number, since it uses as much as digits as its factorization.
11555116849 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 216000, while the sum is 46.
The spelling of 11555116849 in words is "eleven billion, five hundred fifty-five million, one hundred sixteen thousand, eight hundred forty-nine".
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