# 13th rootの例文

## 例文携帯版

• Extracting the 13th root has certain properties.
• All world records for mentally extracting a 13th root have been for numbers with an integer root.
• He found the 13th root of the 100-digit number which is 45, 792, 573.
• Furthermore, the last digit of the 13th root is always the same as the last digit of the power.
• The Guinness Book of World Records has published records for extracting the 13th root of a 100-digit number.
• One is that the 13th root of a number is much smaller : a 13th root will have approximately 1 / 13th the number of digits.
• One is that the 13th root of a number is much smaller : a 13th root will have approximately 1 / 13th the number of digits.
• Thus, the 13th root of a 100-digit number only has 8 digits and the 13th root of a 200-digit number will have 16 digits.
• Thus, the 13th root of a 100-digit number only has 8 digits and the 13th root of a 200-digit number will have 16 digits.
• For the 13th root of a 100-digit number there are 7, 992, 563 possibilities, in the range 41, 246, 264  49, 238, 826.
• A 38-year-old with degrees in psychology, education and computer science needed only 11.8 seconds to calculate the 13th root of a 100-digit number in his head, setting a new record, organizers said.
• On 10 May 2002, he calculated the 13th root of a 100-digit number in 13.55 seconds, beating the record held by Willem Klein ( 88.8 seconds ) and the somewhat less official record of Gert Mittring ( 39 seconds ).