3321 = 12 × 34 + 5 × 6 × 78 + 9
3321 = 9 × (8 + 7 + 6 + 5 × 4) × 32 × 1
3321 = 0^5 + 1^8 + 2^9 − 3^7 + 4^6 + 5^4 + 6^3 + 7^2 + 8^1 + 9^0
3321 = 36^2 + 45^2
3321 divides 80^20 - 1.
3321 = binomial(81 + 1, 2) is the 81st triangular number.
Factors: 1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321
Three thousand, three hundred twenty-one
Representations, Binary to Hexadecimal:
110011111001_2
11120000_3
303321_4
101241_5
23213_6
12453_7
6371_8
4500_9
254a_11
1b09_12
1686_13
12d3_14
eb6_15
cf9_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics

