def METHOD_NAME():
    # Convert very large numbers to and from base58 / bech32
    pk = random.randint(0, 10 ** 10240)
    large_b58 = change_base(pk, 10, 58, 6000)
    large_b32 = change_base(pk, 10, 32, 7000)
    assert(change_base(large_b58, 58, 10) == pk)
    assert(change_base(large_b32, 32, 10) == pk)