Base | Representation |
---|---|
bin | 1111000100000001… |
… | …11101010010011101 |
3 | 202212120212111222012 |
4 | 13202000331102131 |
5 | 113030214303044 |
6 | 3414241401005 |
7 | 404254152662 |
oct | 74200752235 |
9 | 22776774865 |
10 | 8086869149 |
11 | 347a910537 |
12 | 1698339165 |
13 | 9bb539c98 |
14 | 56a03ba69 |
15 | 324e5959e |
hex | 1e203d49d |
8086869149 has 2 divisors, whose sum is σ = 8086869150. Its totient is φ = 8086869148.
The previous prime is 8086869137. The next prime is 8086869227. The reversal of 8086869149 is 9419686808.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7714108900 + 372760249 = 87830^2 + 19307^2 .
It is a cyclic number.
It is not a de Polignac number, because 8086869149 - 28 = 8086868893 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8086869449) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4043434574 + 4043434575.
It is an arithmetic number, because the mean of its divisors is an integer number (4043434575).
Almost surely, 28086869149 is an apocalyptic number.
It is an amenable number.
8086869149 is a deficient number, since it is larger than the sum of its proper divisors (1).
8086869149 is an equidigital number, since it uses as much as digits as its factorization.
8086869149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5971968, while the sum is 59.
The square root of 8086869149 is about 89927.0212394473. The cubic root of 8086869149 is about 2007.2130504283.
The spelling of 8086869149 in words is "eight billion, eighty-six million, eight hundred sixty-nine thousand, one hundred forty-nine".
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