Base | Representation |
---|---|
bin | 111111101011010… |
… | …101000111101101 |
3 | 2202110020110001222 |
4 | 333223111013231 |
5 | 4141442321214 |
6 | 254001513125 |
7 | 35321412134 |
oct | 7753250755 |
9 | 2673213058 |
10 | 1068323309 |
11 | 4a904a129 |
12 | 2599427a5 |
13 | 14043c791 |
14 | a1c5491b |
15 | 63bca38e |
hex | 3fad51ed |
1068323309 has 2 divisors, whose sum is σ = 1068323310. Its totient is φ = 1068323308.
The previous prime is 1068323287. The next prime is 1068323383. The reversal of 1068323309 is 9033238601.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 989291209 + 79032100 = 31453^2 + 8890^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1068323309 is a prime.
It is a super-2 number, since 2×10683233092 = 2282629385105418962, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1068328309) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534161654 + 534161655.
It is an arithmetic number, because the mean of its divisors is an integer number (534161655).
Almost surely, 21068323309 is an apocalyptic number.
It is an amenable number.
1068323309 is a deficient number, since it is larger than the sum of its proper divisors (1).
1068323309 is an equidigital number, since it uses as much as digits as its factorization.
1068323309 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23328, while the sum is 35.
The square root of 1068323309 is about 32685.2154498024. The cubic root of 1068323309 is about 1022.2745948544.
The spelling of 1068323309 in words is "one billion, sixty-eight million, three hundred twenty-three thousand, three hundred nine".
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