Base | Representation |
---|---|
bin | 1011111110110… |
… | …1010110010010 |
3 | 10111120020020120 |
4 | 2333231112102 |
5 | 100331132000 |
6 | 4553051110 |
7 | 1150106523 |
oct | 277552622 |
9 | 114506216 |
10 | 50255250 |
11 | 26405571 |
12 | 149b6a96 |
13 | a547646 |
14 | 696284a |
15 | 462a6a0 |
hex | 2fed592 |
50255250 has 64 divisors (see below), whose sum is σ = 128898432. Its totient is φ = 13032000.
The previous prime is 50255221. The next prime is 50255251. The reversal of 50255250 is 5255205.
It is a self number, because there is not a number n which added to its sum of digits gives 50255250.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50255251) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26845 + ... + 28655.
It is an arithmetic number, because the mean of its divisors is an integer number (2014038).
Almost surely, 250255250 is an apocalyptic number.
50255250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 50255250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64449216).
50255250 is an abundant number, since it is smaller than the sum of its proper divisors (78643182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50255250 is a wasteful number, since it uses less digits than its factorization.
50255250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1868 (or 1858 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 24.
The square root of 50255250 is about 7089.0937361556. The cubic root of 50255250 is about 369.0289854655.
It can be divided in two parts, 50255 and 250, that added together give a palindrome (50505).
The spelling of 50255250 in words is "fifty million, two hundred fifty-five thousand, two hundred fifty".
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