Base | Representation |
---|---|
bin | 1101000101001… |
… | …0101011100101 |
3 | 10211020102002201 |
4 | 3101102223211 |
5 | 103021131423 |
6 | 5235534501 |
7 | 1234225066 |
oct | 321225345 |
9 | 124212081 |
10 | 54864613 |
11 | 28a73661 |
12 | 1645a431 |
13 | b49c68b |
14 | 740256d |
15 | 4c3b2ad |
hex | 3452ae5 |
54864613 has 2 divisors, whose sum is σ = 54864614. Its totient is φ = 54864612.
The previous prime is 54864581. The next prime is 54864629. The reversal of 54864613 is 31646845.
It is a happy number.
54864613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 38526849 + 16337764 = 6207^2 + 4042^2 .
It is a cyclic number.
It is not a de Polignac number, because 54864613 - 25 = 54864581 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54864643) 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, 27432306 + 27432307.
It is an arithmetic number, because the mean of its divisors is an integer number (27432307).
Almost surely, 254864613 is an apocalyptic number.
It is an amenable number.
54864613 is a deficient number, since it is larger than the sum of its proper divisors (1).
54864613 is an equidigital number, since it uses as much as digits as its factorization.
54864613 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 69120, while the sum is 37.
The square root of 54864613 is about 7407.0650732932. The cubic root of 54864613 is about 379.9829470648.
The spelling of 54864613 in words is "fifty-four million, eight hundred sixty-four thousand, six hundred thirteen".
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