Base | Representation |
---|---|
bin | 1011111111001… |
… | …0010100110110 |
3 | 10111121021012200 |
4 | 2333302110312 |
5 | 100332310023 |
6 | 4553325330 |
7 | 1150223130 |
oct | 277622466 |
9 | 114537180 |
10 | 50275638 |
11 | 26419916 |
12 | 14a06846 |
13 | a5539ca |
14 | 696a050 |
15 | 4631743 |
hex | 2ff2536 |
50275638 has 48 divisors (see below), whose sum is σ = 124989696. Its totient is φ = 14307120.
The previous prime is 50275633. The next prime is 50275657. The reversal of 50275638 is 83657205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50275633) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38545 + ... + 39827.
It is an arithmetic number, because the mean of its divisors is an integer number (2603952).
Almost surely, 250275638 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50275638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62494848).
50275638 is an abundant number, since it is smaller than the sum of its proper divisors (74714058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50275638 is a wasteful number, since it uses less digits than its factorization.
50275638 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1609 (or 1606 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 50275638 is about 7090.5315738667. The cubic root of 50275638 is about 369.0788823801.
The spelling of 50275638 in words is "fifty million, two hundred seventy-five thousand, six hundred thirty-eight".
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