Is 45 a Composite Number?
Uh, yes. 45 is divisible by 5. That means it's composite. Silly.
...
Is 5 a composite number?
Or
Is 5 a prime number?
Is 7 a composite number?
Or
Is 7 a prime number?
Is 9 a composite number?
Or
Is 9 a prime number?
Is 11 a composite number?
Or
Is 11 a prime number?
Is 13 a composite number?
Or
Is 13 a prime number?
Is 15 a composite number?
Or
Is 15 a prime number?
Is 17 a composite number?
Or
Is 17 a prime number?
Is 19 a composite number?
Or
Is 19 a prime number?
Is 21 a composite number?
Or
Is 21 a prime number?
Is 23 a composite number?
Or
Is 23 a prime number?
Is 25 a composite number?
Or
Is 25 a prime number?
Is 27 a composite number?
Or
Is 27 a prime number?
Is 29 a composite number?
Or
Is 29 a prime number?
Is 31 a composite number?
Or
Is 31 a prime number?
Is 33 a composite number?
Or
Is 33 a prime number?
Is 35 a composite number?
Or
Is 35 a prime number?
Is 37 a composite number?
Or
Is 37 a prime number?
Is 39 a composite number?
Or
Is 39 a prime number?
Is 41 a composite number?
Or
Is 41 a prime number?
Is 43 a composite number?
Or
Is 43 a prime number?
...45...
Is 47 a composite number?
Or
Is 47 a prime number?
Is 49 a composite number?
Or
Is 49 a prime number?
Is 51 a composite number?
Or
Is 51 a prime number?
Is 53 a composite number?
Or
Is 53 a prime number?
Is 55 a composite number?
Or
Is 55 a prime number?
Is 57 a composite number?
Or
Is 57 a prime number?
Is 59 a composite number?
Or
Is 59 a prime number?
Is 61 a composite number?
Or
Is 61 a prime number?
Is 63 a composite number?
Or
Is 63 a prime number?
Is 65 a composite number?
Or
Is 65 a prime number?
Is 67 a composite number?
Or
Is 67 a prime number?
Is 69 a composite number?
Or
Is 69 a prime number?
Is 71 a composite number?
Or
Is 71 a prime number?
Is 73 a composite number?
Or
Is 73 a prime number?
Is 75 a composite number?
Or
Is 75 a prime number?
Is 77 a composite number?
Or
Is 77 a prime number?
Is 79 a composite number?
Or
Is 79 a prime number?
Is 81 a composite number?
Or
Is 81 a prime number?
Is 83 a composite number?
Or
Is 83 a prime number?
Is 85 a composite number?
Or
Is 85 a prime number?
...
Maybe you'd like to know
what is the absolute value of -45?
Or try another number:
Random atomic facts:
palladium
silver
cadmium
indium
tin
antimony
tellurium
iodine
xenon
caesium