Base | Representation |
---|---|
bin | 101111010110100010… |
… | …011000000011010011 |
3 | 11212020101220120220012 |
4 | 233112202120003103 |
5 | 1313112024212031 |
6 | 35205110505135 |
7 | 3446650443602 |
oct | 572642300323 |
9 | 155211816805 |
10 | 50843975891 |
11 | 1a62110a695 |
12 | 9a2b6651ab |
13 | 4a4387c047 |
14 | 2664865a39 |
15 | 14c8a06b2b |
hex | bd68980d3 |
50843975891 has 8 divisors (see below), whose sum is σ = 51091181568. Its totient is φ = 50597125000.
The previous prime is 50843975827. The next prime is 50843975951. The reversal of 50843975891 is 19857934805.
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 50843975891 - 26 = 50843975827 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50843975891.
It is not an unprimeable number, because it can be changed into a prime (50843975491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200906 + ... + 376896.
It is an arithmetic number, because the mean of its divisors is an integer number (6386397696).
Almost surely, 250843975891 is an apocalyptic number.
50843975891 is a deficient number, since it is larger than the sum of its proper divisors (247205677).
50843975891 is a wasteful number, since it uses less digits than its factorization.
50843975891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177393.
The product of its (nonzero) digits is 10886400, while the sum is 59.
The spelling of 50843975891 in words is "fifty billion, eight hundred forty-three million, nine hundred seventy-five thousand, eight hundred ninety-one".
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