Number 11

What is number 11?

Number spellingEleven
Ordinal spellingeleventh
Number length2
Sum of digits2 (1 + 1)
Multiplication of digits1 (1 * 1)
ParityOdd
11 in Roman NumeralsXI
11 in Binary1011
11 in Hexadecimalb
11 seconds11 seconds
Unix Timestamp 11 as a Date01/01/1970, 12:00:11 am
11 is a Prime number?Yes
Previous Prime Number7
Next Prime Number13
Factorization, All prime factors of 1111
Factors of 111, 11
Number 11 as QR Code
Number 11 as Barcode

See Also

About "About a number" Calculator

This calculator will show all facts for a given number. For example, it can help you find out what is number 11? Enter number (e.g. '11') and hit the 'Calculate' button.