It is: 2*5*13 = 130 and exponents are not needed
3 x 5 x 13 = 195 No exponents needed.
24 x 32 x 13
52 = 2*2*13
2 x 3 x 5 x 13 = 390 No exponents necessary.
22 x 13
It is: 2*5*13 = 130 and exponents are not needed
26 = 2 * 13 Exponents are not needed but it would be 2 x 13
2 x 5 x 13 No exponents required.
351 = 33 x 13
3 x 13 = 39
22*5*13 = 260
Prime factorization of 130 is 2x5x13, (or 21x51x131 if unnecessary exponents must be shown).
2 x 3 x 13 = 78 No exponents are needed.
3 x 5 x 13 = 195 No exponents needed.
24 x 32 x 13
52 = 2*2*13