Base | Representation |
---|---|
bin | 1011111100100… |
… | …0110010011100 |
3 | 10111021121211021 |
4 | 2333020302130 |
5 | 100311334000 |
6 | 4545533524 |
7 | 1145614114 |
oct | 277106234 |
9 | 114247737 |
10 | 50105500 |
11 | 26313005 |
12 | 149442a4 |
13 | a4c4433 |
14 | 6924044 |
15 | 45eb11a |
hex | 2fc8c9c |
50105500 has 48 divisors (see below), whose sum is σ = 114214464. Its totient is φ = 19166400.
The previous prime is 50105467. The next prime is 50105507. The reversal of 50105500 is 550105.
It is a super-2 number, since 2×501055002 = 5021122260500000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50105507) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9322 + ... + 13678.
It is an arithmetic number, because the mean of its divisors is an integer number (2379468).
Almost surely, 250105500 is an apocalyptic number.
50105500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50105500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57107232).
50105500 is an abundant number, since it is smaller than the sum of its proper divisors (64108964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50105500 is a wasteful number, since it uses less digits than its factorization.
50105500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4399 (or 4387 counting only the distinct ones).
The product of its (nonzero) digits is 125, while the sum is 16.
The square root of 50105500 is about 7078.5238574155. The cubic root of 50105500 is about 368.6620780519.
Adding to 50105500 its reverse (550105), we get a palindrome (50655605).
It can be divided in two parts, 50105 and 500, that added together give a palindrome (50605).
The spelling of 50105500 in words is "fifty million, one hundred five thousand, five hundred".
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