Function

def interest(p,r,n):
  si=p*r*n/100
  return si

z=interest(5000,10.25,3)
print ("Simple interest is ",z)

def volume(l,b,h):
  v=l * b * h
  return v

z=volume(5,4,3)
print ("Volume is ",z)

def area(r):
  a=3.14*r**2
  return a

def circumference(r):
  c=2*3.14*r
  return c

n=input("Enter Radius:")
n=int(n)
print("Area is",area(n))
print("Circumference is",circumference(n))

def sum(n):
  s=0
  for i in range(1,n+1):
    s=s+i
  return s

z=sum(5)
print("Result is " , z)

def fact(n):
  f=1
  for i in range(1,n+1):
    f=f*i
  return f

z=fact(5)
print("Result is " , z)

def isprime(n):
  for i in range(2,n):
    if n%i==0:
      return False
  else:
    return True

a=int(input("Enter a Number:"))
if isprime(a) :
  print(a,"is Prime Number")
else:
  print(a,"is Not Prime Number")