What is the etymology of billion?

A billion is 1 followed by 9 zeroes, or 1,000,000,000. 27 billion billion billion would be 27 followed by 27 zeroes, or 27e27. In long form: 27,000,000,000,000,000,000,000,000,000 In words, twenty...

The etymology of etymology is from the greek etumologia which means "true sense of a word"

10000000001000000000 = 10,000,000,001,000,000,000

1,000,000,000,000,000,000(billion billion)- 6,000,000,000 = 999,999,994,000,000,000. in words it is nine hundred ninety nine million nine hundred ninety nine thousand nine hundred ninety four hundred...

1,000,000,000 x 1,000,000,000 x 1,000,000,000 = 1,000,000,000,000,000,000,000,000,000