5500 = 1 × (2 × 3 + 4) × (5 + 67 × 8 + 9)
5500 = ((9 + 8) × 7 + 6) × (5 × 4 + 3 + 21)
5500 = 0^7 − 1^8 − 2^9 + 3^5 + 4^6 + 5^2 + 6^4 + 7^3 + 8^0 + 9^1
5500 divides 49^10 - 1.
5500 cannot be written as a sum of 3 squares. (Integers that are not a sum of three squares)
Factors: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500
Five thousand, five hundred
9-gonal (or enneagonal or nonagonal) numbers: a(n) = n*(7*n-5)/2, n = 40
Representations, Binary to Hexadecimal:
1010101111100_2
21112201_3
1111330_4
134000_5
41244_6
22015_7
12574_8
7481_9
4150_11
3224_12
2671_13
200c_14
196a_15
157c_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
