9,421 in words
9,421
nine thousand four hundred and twenty-one
9,421 is written nine thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- nine thousand four hundred and twenty-first
- Expanded form
- 9,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 9 | 9,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 9,421 (2 factors)
- First 10 multiples
- 9,421, 18,842, 28,263, 37,684, 47,105, 56,526, 65,947, 75,368, 84,789, 94,210
- Square
- 9,421 × 9,421 = 88,755,241
- Square root
- ≈ 97.06
- Sum of the digits
- 9 + 4 + 2 + 1 = 16
- Rounded to the nearest 10
- 9,420
- Rounded to the nearest 100
- 9,400
- Rounded to the nearest 1000
- 9,000
- Number before
- 9,420
- Number after
- 9,422
- In binary
10010011001101
Quick check
What number comes just after 9,421?
Show the answer
9,422
Is 9,421 even or odd?
Show the answer
Odd
What is 9,421 + 10?
Show the answer
9,431
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 9,421 in words?
9,421 is written "nine thousand four hundred and twenty-one".
Is 9,421 a prime number?
Yes. 9,421 is a prime number: its only factors are 1 and 9,421.
What are the factors of 9,421?
The factors of 9,421 are 1 and 9,421.