七十五

七十古来稀 qīshígǔláixī

to reach seventy has always been rare / (fig., idiomatic) seventy is old age; the source of 古稀 as a term for seventy years old / (lit.) seventy — since-olden-times — rare

七十古稀 qīshígǔxī

seventy years old is rare since ancient times / traditional name for the age of seventy

七十二 qīshí'èr #34,321

seventy-two / (culturally) a symbolic number meaning 'many' or 'a great variety'

六七十 liùqīshí #31,427

sixty or seventy / around sixty to seventy

七十 qīshí #15,256

seventy / 70

五十 wǔshí #5,916

fifty / 50

十五 shíwǔ #6,050

fifteen / 15

人生七十古来稀 rénshēngqīshígǔláixī

reaching seventy has always been rare / it's rare since ancient times to live to seventy

五十万 wǔshíwàn #13,591

five hundred thousand; 500,000

五十亿 wǔshíyì #29,951

five billion (5,000,000,000)