21,341 in words
21,341
twenty-one thousand three hundred forty-one
21,341 is written twenty-one thousand three hundred forty-one.
Ways to write it
- As an ordinal
- twenty-one thousand three hundred forty-first
- Expanded form
- 20,000 + 1,000 + 300 + 40 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 3 | 300 |
| tens | 4 | 40 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 21,341 (2 factors)
- First 10 multiples
- 21,341, 42,682, 64,023, 85,364, 106,705, 128,046, 149,387, 170,728, 192,069, 213,410
- Square
- 21,341 × 21,341 = 455,438,281
- Square root
- ≈ 146.09
- Sum of the digits
- 2 + 1 + 3 + 4 + 1 = 11
- Rounded to the nearest 10
- 21,340
- Rounded to the nearest 100
- 21,300
- Rounded to the nearest 1000
- 21,000
- Number before
- 21,340
- Number after
- 21,342
- In binary
101001101011101
Quick check
What number comes just after 21,341?
Show the answer
21,342
Is 21,341 even or odd?
Show the answer
Odd
What is 21,341 + 10?
Show the answer
21,351
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 21,341 in words?
21,341 is written "twenty-one thousand three hundred forty-one".
Is 21,341 a prime number?
Yes. 21,341 is a prime number: its only factors are 1 and 21,341.
What are the factors of 21,341?
The factors of 21,341 are 1 and 21,341.