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# 43

43 is an integer.

## Sequences pertaining to 43

 Multiples of 43 0, 43, 86, 129, 172, 215, 258, 301, 344, 387, 430, 473, 516, ... Powers of 43 1, 43, 1849, 79507, 3418801, 147008443, 6321363049, 271818611107, 11688200277601, ... A009987 ${\displaystyle 3x+1}$ sequence beginning at 57 57, 172, 86, 43, 130, 65, 196, 98, 49, 148, 74, 37, 112, 56, 28, 14, 7, 22, 11, 34, 17, 52, 26, 13, 40, 20, 10, 5, 16, 8, 4, 2, 1, ... A008877

## Representation of 43 in various bases

 Base 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Representation 101011 1121 223 133 111 61 53 47 43 3A 37 34 31 2D 2B 29 27 25 23
 ${\displaystyle -1}$ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 1729