Base | Representation |
---|---|
bin | 1100001000100… |
… | …1010110100000 |
3 | 10112202200202212 |
4 | 3002021112200 |
5 | 101012103430 |
6 | 5014501252 |
7 | 1155410465 |
oct | 302112640 |
9 | 115680685 |
10 | 50894240 |
11 | 26801661 |
12 | 15064828 |
13 | a70c447 |
14 | 6a8b66c |
15 | 4704b95 |
hex | 30895a0 |
50894240 has 48 divisors (see below), whose sum is σ = 123501672. Its totient is φ = 19805184.
The previous prime is 50894201. The next prime is 50894273. The reversal of 50894240 is 4249805.
It can be written as a sum of positive squares in 4 ways, for example, as 50069776 + 824464 = 7076^2 + 908^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 50894197 and 50894206.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622 + ... + 10218.
Almost surely, 250894240 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 50894240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61750836).
50894240 is an abundant number, since it is smaller than the sum of its proper divisors (72607432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50894240 is a wasteful number, since it uses less digits than its factorization.
50894240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8649 (or 8641 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 50894240 is about 7134.0199046540. The cubic root of 50894240 is about 370.5864573497.
The spelling of 50894240 in words is "fifty million, eight hundred ninety-four thousand, two hundred forty".
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