1449 = 1 × 2 + 3 × 456 + 7 + 8 × 9
1449 = 9 + 876 + 543 + 21
1449 = 0^3 − 1^6 + 2^8 − 3^9 + 4^7 + 5^5 + 6^4 + 7^1 + 8^2 + 9^0
Numbers k such that both k+2 and k-2 are prime.
Factors: 1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449
Representations, Binary to Hexadecimal:
10110101001_2
1222200_3
112221_4
21244_5
10413_6
4140_7
2651_8
1880_9
10a8_11
a09_12
876_13
757_14
669_15
5a9_16
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