for i in range(1000):
    s = i
    n = 20
    while s * s * s < 153:
        s += 1
        n += 3
    if n == 29:
        print(i)

11780683d74907dafe47d7c626747de72067b887
<mask token>

for i in range(1000):
    s = i
    n = 20
    while s * s * s < 153:
        s += 1
        n += 3
    if n == 29:
        print(i)
