7,421 in words
7,421
seven thousand four hundred and twenty-one
7,421 is written seven thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- seven thousand four hundred and twenty-first
- Expanded form
- 7,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 7 | 7,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 41, 181 and 7,421 (4 factors)
- First 10 multiples
- 7,421, 14,842, 22,263, 29,684, 37,105, 44,526, 51,947, 59,368, 66,789, 74,210
- Square
- 7,421 × 7,421 = 55,071,241
- Square root
- ≈ 86.15
- Sum of the digits
- 7 + 4 + 2 + 1 = 14
- Rounded to the nearest 10
- 7,420
- Rounded to the nearest 100
- 7,400
- Rounded to the nearest 1000
- 7,000
- Number before
- 7,420
- Number after
- 7,422
- In binary
1110011111101
Quick check
What number comes just after 7,421?
Show the answer
7,422
Is 7,421 even or odd?
Show the answer
Odd
What is 7,421 + 10?
Show the answer
7,431
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 7,421 in words?
7,421 is written "seven thousand four hundred and twenty-one".
Is 7,421 a prime number?
No. 7,421 is a composite number, because it has more than two factors.
What are the factors of 7,421?
The factors of 7,421 are 1, 41, 181 and 7,421.