Express the number appearing in the following statements in standard form :

Express the number appearing in the following statements in standard form :
(i) 1 micron is equal to 1/1000000 m.
(ii) Charge of an electron is 0.00000000000000000016 coulomb.
(iii) Size of a bacteria is 0.0000005 m.
(iv) Size of a plant cell is 0.00001275 m.
(v) Thickness of a thick paper is 0.07 mm.