447 = 12 × 3 + 4 + 5 × 67 + 8 × 9
447 = (9 × 8 + 7 + 65 + 4) × 3 + 2 + 1
447 = 0^4 + 1^8 + 2^6 − 3^9 + 4^7 + 5^5 + 6^2 + 7^1 + 8^3 + 9^0
447 divides 44^4 - 1.
447 cannot be written as a sum of 3 squares. (Integers that are not a sum of three squares)
Number k such that k^2 + 2 is prime
Factors: 1, 3, 149, 447
Four hundred forty-seven
Representations, Binary to Hexadecimal:
110111111_2
121120_3
12333_4
3242_5
2023_6
1206_7
677_8
546_9
377_11
313_12
285_13
23d_14
1ec_15
1bf_16
<--- --->
Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
