Base | Representation |
---|---|
bin | 111100010111000110… |
… | …001010010010011101 |
3 | 20012021212012202100202 |
4 | 330113012022102131 |
5 | 2030213333003123 |
6 | 45435122033245 |
7 | 4453046625266 |
oct | 742706122235 |
9 | 205255182322 |
10 | 64812000413 |
11 | 25539759206 |
12 | 106894a8825 |
13 | 615b673a04 |
14 | 31cb9b796d |
15 | 1a44e20a28 |
hex | f1718a49d |
64812000413 has 2 divisors, whose sum is σ = 64812000414. Its totient is φ = 64812000412.
The previous prime is 64812000367. The next prime is 64812000511. The reversal of 64812000413 is 31400021846.
64812000413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 47211467524 + 17600532889 = 217282^2 + 132667^2 .
It is a cyclic number.
It is not a de Polignac number, because 64812000413 - 220 = 64810951837 is a prime.
It is a super-3 number, since 3×648120004133 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is a weakly prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32406000206 + 32406000207.
It is an arithmetic number, because the mean of its divisors is an integer number (32406000207).
Almost surely, 264812000413 is an apocalyptic number.
It is an amenable number.
64812000413 is a deficient number, since it is larger than the sum of its proper divisors (1).
64812000413 is an equidigital number, since it uses as much as digits as its factorization.
64812000413 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4608, while the sum is 29.
The spelling of 64812000413 in words is "sixty-four billion, eight hundred twelve million, four hundred thirteen", and thus it is an aban number.
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