Base | Representation |
---|---|
bin | 1000001101000… |
… | …00000100011011 |
3 | 11210111001210201 |
4 | 10012200010123 |
5 | 120104004313 |
6 | 10454523031 |
7 | 1463621143 |
oct | 406400433 |
9 | 153431721 |
10 | 68813083 |
11 | 35930319 |
12 | 1b066477 |
13 | 11344501 |
14 | 91d3923 |
15 | 60940dd |
hex | 41a011b |
68813083 has 2 divisors, whose sum is σ = 68813084. Its totient is φ = 68813082.
The previous prime is 68813039. The next prime is 68813089. The reversal of 68813083 is 38031886.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68813083 is a prime.
It is not a weakly prime, because it can be changed into another prime (68813089) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34406541 + 34406542.
It is an arithmetic number, because the mean of its divisors is an integer number (34406542).
Almost surely, 268813083 is an apocalyptic number.
68813083 is a deficient number, since it is larger than the sum of its proper divisors (1).
68813083 is an equidigital number, since it uses as much as digits as its factorization.
68813083 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 68813083 is about 8295.3651516977. The cubic root of 68813083 is about 409.7858945572.
The spelling of 68813083 in words is "sixty-eight million, eight hundred thirteen thousand, eighty-three".
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