441 in words
441
four hundred and forty-one
441 is written four hundred and forty-one.
Ways to write it
- As an ordinal
- four hundred and forty-first
- Roman numeral
- CDXLI
- Expanded form
- 400 + 40 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 4 | 400 |
| tens | 4 | 40 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 7, 9, 21, 49, 63, 147 and 441 (9 factors)
- First 10 multiples
- 441, 882, 1,323, 1,764, 2,205, 2,646, 3,087, 3,528, 3,969, 4,410
- Square
- 441 × 441 = 194,481
- Square root
- 21
- Sum of the digits
- 4 + 4 + 1 = 9
- Rounded to the nearest 10
- 440
- Rounded to the nearest 100
- 400
- Number before
- 440
- Number after
- 442
- In binary
110111001
Quick check
What number comes just after 441?
Show the answer
442
Is 441 even or odd?
Show the answer
Odd
What is 441 + 10?
Show the answer
451
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 441 in words?
441 is written "four hundred and forty-one".
Is 441 a prime number?
No. 441 is a composite number, because it has more than two factors.
What are the factors of 441?
The factors of 441 are 1, 3, 7, 9, 21, 49, 63, 147 and 441.
How do you write 441 in Roman numerals?
441 in Roman numerals is CDXLI.