Example Requests

def sum_of_primes():
    sum_of_primes = 0
    for i in range(2, 2000000):
        is_prime = True
        for j in range(2, i):
            if i % j == 0:
                is_prime = False
                break
        if is_prime:
            sum_of_primes += i
    return sum_of_primes