Base | Representation |
---|---|
bin | 110000111011110111… |
… | …011011110000000000 |
3 | 12000121212210111112110 |
4 | 300323313123300000 |
5 | 1330102230314010 |
6 | 40045520055320 |
7 | 3540042405306 |
oct | 607367336000 |
9 | 160555714473 |
10 | 52543994880 |
11 | 20313796063 |
12 | a224a64540 |
13 | 4c54b34140 |
14 | 2786554276 |
15 | 1577db1120 |
hex | c3bddbc00 |
52543994880 has 352 divisors, whose sum is σ = 181841200128. Its totient is φ = 12872908800.
The previous prime is 52543994869. The next prime is 52543994903. The reversal of 52543994880 is 8849934525.
52543994880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 52543994880.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54112795 + ... + 54113765.
Almost surely, 252543994880 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52543994880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90920600064).
52543994880 is an abundant number, since it is smaller than the sum of its proper divisors (129297205248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52543994880 is a wasteful number, since it uses less digits than its factorization.
52543994880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1283 (or 1265 counting only the distinct ones).
The product of its (nonzero) digits is 12441600, while the sum is 57.
The spelling of 52543994880 in words is "fifty-two billion, five hundred forty-three million, nine hundred ninety-four thousand, eight hundred eighty".
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