All five digits in the number are significant.
All four of the digits given are significant digits.
Base two is also referred to as the binary number system.In the decimal system we use 10 different digits (0 to 9) to represent numbers. However, all numbers in binary consist of a combination of only 2 different digits; a "0" and/or a "1".All numbers can be represented using only these 2 digits.
There are actually three valid answers: 17, 53, and 71 All are prime and all have digits adding to 8.
3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211. This is all I can memorize. 176 digits.
the number one.
All numbers are made with digits and there is no limit on how big they can be. So there is no greatest number.