== == By Roman numerals
There are no muscles in the human scalp.
2 factors are abiotic and biotic factors. Abiotic factors are nonliving things and biotic factors are living things
Mendel's "factors" are now known as genes.
Factors that affect cell division, that is if cells divide or not, can be categorized into internal factors, growth factors and external factors. For more information it is best to study literature on the subject.
13 is prime; the only factors of thirteen are 1 and thirteen, meaning that it's prime.
13 and 1
== == By Roman numerals
No number under 100 has thirteen factors.
The number thirteen is a prime number, meaning the only whole numbers it is divisible by are one and thirteen. i really want to thank you guys
Just 1.
It is 4096.
5 and 13 have no factors because they're prime.
Thirteen and two.
-1 and -12
Thirteen is prime. That is, it has the factor 1 and itself only.
A prime number because it has only two factors.