Base | Representation |
---|---|
bin | 1011111110100… |
… | …0000100101000 |
3 | 10111112010121012 |
4 | 2333220010220 |
5 | 100324434030 |
6 | 4552403052 |
7 | 1146656522 |
oct | 277500450 |
9 | 114463535 |
10 | 50233640 |
11 | 263a0306 |
12 | 149a6488 |
13 | a53a862 |
14 | 6958a12 |
15 | 4624095 |
hex | 2fe8128 |
50233640 has 64 divisors (see below), whose sum is σ = 123586560. Its totient is φ = 18293760.
The previous prime is 50233613. The next prime is 50233661. The reversal of 50233640 is 4633205.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19889 + ... + 22271.
It is an arithmetic number, because the mean of its divisors is an integer number (1931040).
Almost surely, 250233640 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50233640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61793280).
50233640 is an abundant number, since it is smaller than the sum of its proper divisors (73352920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50233640 is a wasteful number, since it uses less digits than its factorization.
50233640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2442 (or 2438 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 50233640 is about 7087.5694000130. The cubic root of 50233640 is about 368.9760831339.
Adding to 50233640 its reverse (4633205), we get a palindrome (54866845).
The spelling of 50233640 in words is "fifty million, two hundred thirty-three thousand, six hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •