Math World Records  

Lauren Davis said the first 100 digits of e (Euler’s number) with her eyes closed in 16.60 seconds.

Indrajith P. recited all main numbers between 1 and Googol. He is 5 years, 246 days old.

VTKlustrum wrote a Pythagorean theorem on sand measuring nine meters at its base.

Jacob C. stacked 44 math books in one minute.

Vaughan H. recited 2^0 to 2^100 from memory in 29 minutes, 23.55 seconds while blindfolded.

Amal A. recited the first 150 digits of Pi from memory in 13.34 seconds.

Amal A. added multiples of 7 up to 126 in 3.81 seconds with his eyes closed.

Amal A. recited the first 250 digits of Pi with his eyes closed in 22.35 seconds.

Gnani Reddy Katukoori recited the first 500 digits of pi while blindfolded in one minute, 13.45 seconds.

Lewis J. performed a "sexy move" algorithm method on a 3x3 Rubik's cube in 0.87 second.

Steven H. counted to 126 by increments of seven in 5.69 seconds.

Amal A. recited the first 50 digits of Pi from memory in 7.93 seconds.

Ewan C. recited 110 digits of pi in 13.57 seconds while juggling five balls.

Praveen Spirals subtracted two 70-digit numbers in 55.31 seconds using only his memory.

Praveen Spirals subtracted two 80-digit numbers in one minute, 15.80 seconds using only his memory.

Krupali Bhagyesh Patel mentally solved 150 random division items in two minutes, 4.10 seconds. She is a champion at an international math competition held in Australia.