Base | Representation |
---|---|
bin | 11110101101000110011… |
… | …101001111000000001001 |
3 | 21110201022021222020200222 |
4 | 132231012131033000021 |
5 | 234032300304323311 |
6 | 4253154202435425 |
7 | 305305016445551 |
oct | 36550635170011 |
9 | 7421267866628 |
10 | 2110011011081 |
11 | 74393a231766 |
12 | 2a0b26502b75 |
13 | 123c861180bc |
14 | 741a72dc161 |
15 | 39d4604cadb |
hex | 1eb4674f009 |
2110011011081 has 2 divisors, whose sum is σ = 2110011011082. Its totient is φ = 2110011011080.
The previous prime is 2110011011057. The next prime is 2110011011089. The reversal of 2110011011081 is 1801101100112.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1783335893056 + 326675118025 = 1335416^2 + 571555^2 .
It is a cyclic number.
It is not a de Polignac number, because 2110011011081 - 234 = 2092831141897 is a prime.
It is a super-3 number, since 3×21100110110813 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (2110011011089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055005505540 + 1055005505541.
It is an arithmetic number, because the mean of its divisors is an integer number (1055005505541).
Almost surely, 22110011011081 is an apocalyptic number.
It is an amenable number.
2110011011081 is a deficient number, since it is larger than the sum of its proper divisors (1).
2110011011081 is an equidigital number, since it uses as much as digits as its factorization.
2110011011081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 17.
Adding to 2110011011081 its reverse (1801101100112), we get a palindrome (3911112111193).
The spelling of 2110011011081 in words is "two trillion, one hundred ten billion, eleven million, eleven thousand, eighty-one".
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