1481

1481 is a Prime Number, Prime(234)

1481 = (123 + 4 × 5) × 6 + 7 × 89

1481 = 9 × 8 × (7 + 6) + 543 + 2 × 1

1481 = 0^7 − 1^9 + 2^8 − 3^6 + 4^5 + 5^4 + 6^3 + 7^0 + 8^1 + 9^2

1481 = 16^2 + 35^2

1481^2 = 969^2 + 1120^2

1481 divides 98^10 - 1.

a(n) = n + (n+1)^2, n = 37

1481 is a Sophie Germain prime (List), since 2 × 1481 + 1 = 2963 is also prime.

Prime quadruple: numbers k such that k, k+2, k+6, k+8 are all prime.

Sophie Germain prime p (List): 2p+1 is also prime (2963)

Factors: 1, 1481

One thousand, four hundred eighty-one

Representations, Binary to Hexadecimal:

10111001001_2
2000212_3
113021_4
21411_5
10505_6
4214_7
2711_8
2025_9
1127_11
a35_12
89c_13
77b_14
68b_15
5c9_16

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