Base | Representation |
---|---|
bin | 1111010110011… |
… | …0101110011101 |
3 | 11111011001002221 |
4 | 3311212232131 |
5 | 112440241101 |
6 | 10215545341 |
7 | 1411153111 |
oct | 365465635 |
9 | 144131087 |
10 | 64383901 |
11 | 3338563a |
12 | 1968b251 |
13 | 104534aa |
14 | 879d741 |
15 | 59bbaa1 |
hex | 3d66b9d |
64383901 has 2 divisors, whose sum is σ = 64383902. Its totient is φ = 64383900.
The previous prime is 64383887. The next prime is 64383929. The reversal of 64383901 is 10938346.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 38118276 + 26265625 = 6174^2 + 5125^2 .
It is a cyclic number.
It is not a de Polignac number, because 64383901 - 27 = 64383773 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64383701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32191950 + 32191951.
It is an arithmetic number, because the mean of its divisors is an integer number (32191951).
Almost surely, 264383901 is an apocalyptic number.
It is an amenable number.
64383901 is a deficient number, since it is larger than the sum of its proper divisors (1).
64383901 is an equidigital number, since it uses as much as digits as its factorization.
64383901 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 64383901 is about 8023.9579385737. The cubic root of 64383901 is about 400.7981998829.
The spelling of 64383901 in words is "sixty-four million, three hundred eighty-three thousand, nine hundred one".
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