Number 1

What is Number 1?

Number spellingOneCopy
Ordinal spellingfirstCopy
Number length1
Sum of digits1 (1)
Multiplication of digits1 (1)
ParityOdd
1 in Roman NumeralsI
1 in Binary1
1 in Hexadecimal1
1 seconds1 second
1 is a Prime number?No
Previous Prime NumberN/A
Next Prime Number2
Factorization, All prime factors of 11
Factors of 11
Number 1 as QR Code1 QR Code
Number 1 as Barcode1 Barcode

About "About a number" Calculator

This calculator will show all facts for a given number. For example, What is Number 1? Enter number (e.g. '1') and then click the 'Calculate' button.