Base | Representation |
---|---|
bin | 1100100001000… |
… | …1100010100111 |
3 | 10122210022100102 |
4 | 3020101202213 |
5 | 101420010042 |
6 | 5113134315 |
7 | 1205151053 |
oct | 310214247 |
9 | 118708312 |
10 | 52500647 |
11 | 276a9571 |
12 | 156ba39b |
13 | ab52694 |
14 | 6d88c63 |
15 | 4920b32 |
hex | 32118a7 |
52500647 has 2 divisors, whose sum is σ = 52500648. Its totient is φ = 52500646.
The previous prime is 52500611. The next prime is 52500659. The reversal of 52500647 is 74600525.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 52500647 - 26 = 52500583 is a prime.
It is a super-4 number, since 4×525006474 (a number of 32 digits) contains 4444 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52500047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26250323 + 26250324.
It is an arithmetic number, because the mean of its divisors is an integer number (26250324).
Almost surely, 252500647 is an apocalyptic number.
52500647 is a deficient number, since it is larger than the sum of its proper divisors (1).
52500647 is an equidigital number, since it uses as much as digits as its factorization.
52500647 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 52500647 is about 7245.7330201989. The cubic root of 52500647 is about 374.4451575452.
The spelling of 52500647 in words is "fifty-two million, five hundred thousand, six hundred forty-seven".
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