Base | Representation |
---|---|
bin | 101111000011110101… |
… | …101101110111100001 |
3 | 11211102112122010111102 |
4 | 233003311231313201 |
5 | 1311441222411011 |
6 | 35114023124145 |
7 | 3436121166215 |
oct | 570365556741 |
9 | 154375563442 |
10 | 50530278881 |
11 | 1a480030465 |
12 | 99625a3655 |
13 | 49c3896a04 |
14 | 2634d28945 |
15 | 14ab1de73b |
hex | bc3d6dde1 |
50530278881 has 8 divisors (see below), whose sum is σ = 54152309184. Its totient is φ = 47027003760.
The previous prime is 50530278871. The next prime is 50530278937. The reversal of 50530278881 is 18887203505.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50530278881 - 218 = 50530016737 is a prime.
It is a super-2 number, since 2×505302788812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50530278871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29687915 + ... + 29689616.
It is an arithmetic number, because the mean of its divisors is an integer number (6769038648).
Almost surely, 250530278881 is an apocalyptic number.
It is an amenable number.
50530278881 is a deficient number, since it is larger than the sum of its proper divisors (3622030303).
50530278881 is a wasteful number, since it uses less digits than its factorization.
50530278881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59377591.
The product of its (nonzero) digits is 537600, while the sum is 47.
The spelling of 50530278881 in words is "fifty billion, five hundred thirty million, two hundred seventy-eight thousand, eight hundred eighty-one".
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