Base | Representation |
---|---|
bin | 110010100001100101… |
… | …010010110000001101 |
3 | 12012000210220201200201 |
4 | 302201211102300031 |
5 | 1342101112443334 |
6 | 40531120453501 |
7 | 3630243526063 |
oct | 624145226015 |
9 | 165023821621 |
10 | 54250515469 |
11 | 2100a002257 |
12 | a62047a291 |
13 | 5167554637 |
14 | 28a9056033 |
15 | 1627b01c14 |
hex | ca1952c0d |
54250515469 has 2 divisors, whose sum is σ = 54250515470. Its totient is φ = 54250515468.
The previous prime is 54250515467. The next prime is 54250515509. The reversal of 54250515469 is 96451505245.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 44282889225 + 9967626244 = 210435^2 + 99838^2 .
It is a cyclic number.
It is not a de Polignac number, because 54250515469 - 21 = 54250515467 is a prime.
It is a super-2 number, since 2×542505154692 (a number of 22 digits) contains 22 as substring.
Together with 54250515467, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54250515461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27125257734 + 27125257735.
It is an arithmetic number, because the mean of its divisors is an integer number (27125257735).
Almost surely, 254250515469 is an apocalyptic number.
It is an amenable number.
54250515469 is a deficient number, since it is larger than the sum of its proper divisors (1).
54250515469 is an equidigital number, since it uses as much as digits as its factorization.
54250515469 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1080000, while the sum is 46.
The spelling of 54250515469 in words is "fifty-four billion, two hundred fifty million, five hundred fifteen thousand, four hundred sixty-nine".
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