Base | Representation |
---|---|
bin | 100111100100000… |
… | …001000101011101 |
3 | 1201020222011000102 |
4 | 213210001011131 |
5 | 2324410044203 |
6 | 145510310445 |
7 | 22306544045 |
oct | 4744010535 |
9 | 1636864012 |
10 | 663753053 |
11 | 310742547 |
12 | 166358425 |
13 | a768abb2 |
14 | 64220725 |
15 | 3d412888 |
hex | 2790115d |
663753053 has 2 divisors, whose sum is σ = 663753054. Its totient is φ = 663753052.
The previous prime is 663753037. The next prime is 663753089. The reversal of 663753053 is 350357366.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 431891524 + 231861529 = 20782^2 + 15227^2 .
It is a cyclic number.
It is not a de Polignac number, because 663753053 - 24 = 663753037 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 663752998 and 663753016.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (663753553) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331876526 + 331876527.
It is an arithmetic number, because the mean of its divisors is an integer number (331876527).
Almost surely, 2663753053 is an apocalyptic number.
It is an amenable number.
663753053 is a deficient number, since it is larger than the sum of its proper divisors (1).
663753053 is an equidigital number, since it uses as much as digits as its factorization.
663753053 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 170100, while the sum is 38.
The square root of 663753053 is about 25763.4053067524. The cubic root of 663753053 is about 872.3059682434.
The spelling of 663753053 in words is "six hundred sixty-three million, seven hundred fifty-three thousand, fifty-three".
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