3 ms·Want to be nerdy and use powers-of-ten? Fine by me! But then please go all the way: $4E10!!!by Ecco 6y agoWant to be nerdy and use powers-of-ten? Fine by me! But then please go all the way: $4E10!!!jabl 6y agoPerhaps the parent prefers engineering notation, which uses exponents that are a multiple of three?topspin 6y agoGot me.mikkelam 6y agoThat's normalized scientific notation, nothing wrong with 10E9. This is also allowed in several programming languages such as python.