1457 = 1 × 2 + 3 × 456 + 78 + 9
1457 = 98 × (7 + 6) + 54 × 3 + 21
1457 = 0^1 + 1^8 + 2^7 − 3^9 + 4^5 + 5^6 + 6^3 + 7^2 + 8^4 + 9^0
a(n) = 2*n^2 - 1, n = 27
Semiprime (Product of 2 Primes)
Factors: 1, 31, 47, 1457
Representations, Binary to Hexadecimal:
10110110001_2
1222222_3
112301_4
21312_5
10425_6
4151_7
2661_8
1888_9
1105_11
a15_12
881_13
761_14
672_15
5b1_16
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