Base | Representation |
---|---|
bin | 10111000001111111000100… |
… | …10111010011111011000010 |
3 | 20122022200112220011022200100 |
4 | 23200333202113103323002 |
5 | 23114240002312230431 |
6 | 255414201210103230 |
7 | 13445015034546405 |
oct | 1340774227237302 |
9 | 218280486138610 |
10 | 50645757148866 |
11 | 1515682163a8a0 |
12 | 581b5a171ab16 |
13 | 2234b4a0bcca9 |
14 | c713a68cdd3c |
15 | 5cc62bb2b4e6 |
hex | 2e0fe25d3ec2 |
50645757148866 has 24 divisors (see below), whose sum is σ = 119708153261424. Its totient is φ = 15347199135960.
The previous prime is 50645757148783. The next prime is 50645757148867. The reversal of 50645757148866 is 66884175754605.
50645757148866 is a `hidden beast` number, since 5 + 0 + 6 + 4 + 5 + 7 + 571 + 48 + 8 + 6 + 6 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 50645757148794 and 50645757148803.
It is not an unprimeable number, because it can be changed into a prime (50645757148867) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127893325936 + ... + 127893326331.
It is an arithmetic number, because the mean of its divisors is an integer number (4987839719226).
Almost surely, 250645757148866 is an apocalyptic number.
50645757148866 is an abundant number, since it is smaller than the sum of its proper divisors (69062396112558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50645757148866 is a wasteful number, since it uses less digits than its factorization.
50645757148866 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255786652286 (or 255786652283 counting only the distinct ones).
The product of its (nonzero) digits is 1354752000, while the sum is 72.
The spelling of 50645757148866 in words is "fifty trillion, six hundred forty-five billion, seven hundred fifty-seven million, one hundred forty-eight thousand, eight hundred sixty-six".
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