Base | Representation |
---|---|
bin | 1100000010011… |
… | …0100110010100 |
3 | 10112000010220200 |
4 | 3000212212110 |
5 | 100411132443 |
6 | 5002100500 |
7 | 1152104301 |
oct | 300464624 |
9 | 115003820 |
10 | 50489748 |
11 | 26555771 |
12 | 14aaa730 |
13 | a5ca2ba |
14 | 69c40a8 |
15 | 4674dd3 |
hex | 3026994 |
50489748 has 18 divisors (see below), whose sum is σ = 127626954. Its totient is φ = 16829904.
The previous prime is 50489743. The next prime is 50489749. The reversal of 50489748 is 84798405.
It can be written as a sum of positive squares in only one way, i.e., 30669444 + 19820304 = 5538^2 + 4452^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50489743) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701211 + ... + 701282.
Almost surely, 250489748 is an apocalyptic number.
It is an amenable number.
50489748 is an abundant number, since it is smaller than the sum of its proper divisors (77137206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50489748 is a wasteful number, since it uses less digits than its factorization.
50489748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1402503 (or 1402498 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The square root of 50489748 is about 7105.6138369602. The cubic root of 50489748 is about 369.6020752399.
The spelling of 50489748 in words is "fifty million, four hundred eighty-nine thousand, seven hundred forty-eight".
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