3075 = 1 + 2 + 3 + 45 + 6 × 7 × 8 × 9
3075 = 9 × 8 × 7 × 6 + 5 + 43 + 2 + 1
3075 = 0^8 + 1^9 + 2^7 + 3^6 + 4^5 + 5^4 + 6^1 + 7^2 + 8^3 + 9^0
3075 divides 32^4 - 1.
Positive integer n that are equal to the determinant of the circulant matrix formed by the decimal digits of n
9-gonal (or enneagonal or nonagonal) numbers: a(n) = n*(7*n-5)/2, n = 30
Factors: 1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075
Three thousand, seventy-five
Representations, Binary to Hexadecimal:
110000000011_2
11012220_3
300003_4
44300_5
22123_6
11652_7
6003_8
4186_9
2346_11
1943_12
1527_13
1199_14
da0_15
c03_16
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Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
