21 in roman numerals

roman numeral XXI in arabic numbers = 21

Roman Numeral of 21 is

XXI

How to write 21 in word Form

Twenty One

The roman number XXI in word form is Twenty One which is written as 21 in figure. The question write 21 in words can be solved easily using this converter.

21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40  

The number 21 is a positive whole number which can also be divisible by other numbers refered as it's factors or multiples. We get factors of 21 by finding numbers that can divide 21 without remainder or alternatively numbers that can multiply together to equal the whole number 21 being converted.

In considering numbers than can divide 21 without remainders. So we start with 1, then check 2,3,4,5,6,7,8,9, etc until we get 21

Getting factors is done by dividing 21 with numbers lower to it in value to find the one that will not leave remainder. Numbers that divide without remainders are the factors.

Factors are whole numbers or integers that are multiplied together to produce a given number. The integers or whole numbers multiplied are factors of the given number. If x multiplied by y = z then x and y are factors of z.

Roman numerals are any of the symbols used in the numerical system of notation based on the ancient Roman system. The symbols are I=1, V=5, X=10, L=50, C=100, D=500, and M=1000. Roman numerals are mainly used today in the denotation of book chapters, title of each year’s Football League etc, and in time system to mark hours on clock faces

Roman numerals originates from the era of the Roman Empire, in the ancient Rome. It was a numeral system that was used in counting in the ancient Rome and remained the usual way of writing numbers throughout Europe and also into the Middle Ages and mordern days now. It is used in watch and clock calibration till date. Numbers are written with combinations of letters from the Latin alphabet.