Convert from fathom to fermi

Unit Definition (fathom)
a linear unit of measurement (equal to 6 feet) for water depth.

Unit Definition (fermi)
The Fermi was a metric unit of distance formerly used in atomic physics. One Fermi equals 10e-15 meter, or 1 femtometer. The unit was named after Enrico Fermi (1901-1954), the Italian-American physicist who built the first nuclear reactor.