1 olympiad = 126,144,000 s ÷ 691,200 s per nundine = 182.5 → 183

• the Roman 8-day market week

1 olympiad = 126,144,000 s ÷ 15,778,800 s per Friedman unit = 7.995 → 8

• six months, the perennial 'next six months'

1 olympiad = 126,144,000 s ÷ 88,775 s per Martian sol = 1421 → 1,421

• a day on Mars

1 olympiad = 126,144,000 s ÷ 1,209,600 s per fortnight = 104.3 → 104

• en.wikipedia.org

1 olympiad = 126,144,000 s ÷ 24,192,000 s per human pregnancy = 5.214 → 5¼

• ~280 days