805 = 1 + 2 × 345 + 6 × 7 + 8 × 9
805 = 9 × 87 + 6 + 5 + 4 + 3 × 2 + 1
805 = 0^6 − 1^9 + 2^8 − 3^7 + 4^5 + 5^0 + 6^4 + 7^3 + 8^2 + 9^1
Sphenic number: Product of 3 distinct Primes, (List)
Factors: 1, 5, 7, 23, 35, 115, 161, 805
Representations, Binary to Hexadecimal:
1100100101_2
1002211_3
30211_4
11210_5
3421_6
2230_7
1445_8
1084_9
672_11
571_12
49c_13
417_14
38a_15
325_16
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