Number 1491

What is number 1491?

Number spellingOne thousand, four hundred ninety-oneCopy
Ordinal spellingone thousand, four hundred ninety-firstCopy
Number length4
Sum of digits15 (1 + 4 + 9 + 1)
Multiplication of digits36 (1 * 4 * 9 * 1)
ParityOdd
1491 in Roman NumeralsMCDXCI
1491 in Binary10111010011
1491 in Hexadecimal5d3
1491 seconds24 minutes
Unix Timestamp 1491 as a Date01/01/1970, 12:24:51 am
1491 is a Prime number?No
Previous Prime Number1489
Next Prime Number1493
Factorization, All prime factors of 14913, 7, 71
Factors of 14911, 3, 7, 21, 71, 213, 497, 1491
Number 1491 as QR Code1491 QR Code
Number 1491 as Barcode1491 Barcode

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 1491? Enter number (e.g. '1491') and hit the 'Calculate' button.