481 in words
481
four hundred and eighty-one
481 is written four hundred and eighty-one.
Ways to write it
- As an ordinal
- four hundred and eighty-first
- Roman numeral
- CDLXXXI
- Expanded form
- 400 + 80 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 4 | 400 |
| tens | 8 | 80 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 13, 37 and 481 (4 factors)
- First 10 multiples
- 481, 962, 1,443, 1,924, 2,405, 2,886, 3,367, 3,848, 4,329, 4,810
- Square
- 481 × 481 = 2,31,361
- Square root
- ≈ 21.93
- Sum of the digits
- 4 + 8 + 1 = 13
- Rounded to the nearest 10
- 480
- Rounded to the nearest 100
- 500
- Number before
- 480
- Number after
- 482
- In binary
111100001
Quick check
What number comes just after 481?
Show the answer
482
Is 481 even or odd?
Show the answer
Odd
What is 481 + 10?
Show the answer
491
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 481 in words?
481 is written "four hundred and eighty-one".
Is 481 a prime number?
No. 481 is a composite number, because it has more than two factors.
What are the factors of 481?
The factors of 481 are 1, 13, 37 and 481.
How do you write 481 in Roman numerals?
481 in Roman numerals is CDLXXXI.