import math

primeSum = 0
currentNumber = 1
limit = 2000000

def is_prime(maybeprime):
    for i in range(2, math.floor(math.sqrt(maybeprime) + 1)):
        if maybeprime % i == 0:
            return False
    return True

while currentNumber < limit:
    currentNumber += 1
    if is_prime(currentNumber):
        primeSum += currentNumber

print("The sum of all primes below two million is: " + str(primeSum))