5625 = (123 × 4 + 5 × 6 × 7) × 8 + 9
5625 = 9 + 8 × (7 + 6) × (5 + 4) × 3 × 2 × 1
5625 = 0^6 + 1^8 − 2^9 + 3^7 + 4^4 + 5^5 + 6^1 + 7^2 + 8^3 + 9^0
5625 = 21^2 + 72^2 = 45^2 + 60^2
Factors: 1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 5625
Representations, Binary to Hexadecimal:
1010111111001_2
21201100_3
1113321_4
140000_5
42013_6
22254_7
12771_8
7640_9
4254_11
3309_12
2739_13
209b_14
1a00_15
15f9_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
