import time
from machine import Pin

p0 = Pin(7, Pin.OUT)
p1 = Pin(6, Pin.OUT)
p2 = Pin(5, Pin.OUT)
p3 = Pin(4, Pin.OUT)
p4 = Pin(3, Pin.OUT)
p5 = Pin(2, Pin.OUT)
p6 = Pin(1, Pin.OUT)
p7 = Pin(0, Pin.OUT)

for num in range (2, 65):
    p = False
    if num > 1:
        for i in range(2, int(num/2)+1):
            if (num % i) == 0:
                p = False
                break
        else:
            p = True
    else:
        p = False
    if p == True:
        b = "{0:08b}".format(num)
        for j in range(0, 8):
            if b[j] == '1':
                if j == 0:
                    p0.on()
                if j == 1:
                    p1.on()
                if j == 2:
                    p2.on()
                if j == 3:
                    p3.on()
                if j == 4:
                    p4.on()
                if j == 5:
                    p5.on()
                if j == 6:
                    p6.on()
                if j == 7:
                    p7.on()
        print(num,"=",b)
        time.sleep(0.5)
        p0.off()
        p1.off()
        p2.off()
        p3.off()
        p4.off()
        p5.off()
        p6.off()
        p7.off()
        time.sleep(0.5)