Base | Representation |
---|---|
bin | 110001011100010000… |
… | …100000101011101001 |
3 | 12002000202101100112102 |
4 | 301130100200223221 |
5 | 1332210341031333 |
6 | 40215452023145 |
7 | 3556361535236 |
oct | 613420405351 |
9 | 162022340472 |
10 | 53087439593 |
11 | 20572526121 |
12 | a356a61ab5 |
13 | 50105ba966 |
14 | 27d87b878d |
15 | 15aa95bae8 |
hex | c5c420ae9 |
53087439593 has 2 divisors, whose sum is σ = 53087439594. Its totient is φ = 53087439592.
The previous prime is 53087439539. The next prime is 53087439631. The reversal of 53087439593 is 39593478035.
It is a happy number.
Together with previous prime (53087439539) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 52220019289 + 867420304 = 228517^2 + 29452^2 .
It is a cyclic number.
It is not a de Polignac number, because 53087439593 - 214 = 53087423209 is a prime.
It is not a weakly prime, because it can be changed into another prime (53087439533) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26543719796 + 26543719797.
It is an arithmetic number, because the mean of its divisors is an integer number (26543719797).
Almost surely, 253087439593 is an apocalyptic number.
It is an amenable number.
53087439593 is a deficient number, since it is larger than the sum of its proper divisors (1).
53087439593 is an equidigital number, since it uses as much as digits as its factorization.
53087439593 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12247200, while the sum is 56.
The spelling of 53087439593 in words is "fifty-three billion, eighty-seven million, four hundred thirty-nine thousand, five hundred ninety-three".
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