21,322 in words
21,322
twenty-one thousand three hundred twenty-two
21,322 is written twenty-one thousand three hundred twenty-two.
Ways to write it
- As an ordinal
- twenty-one thousand three hundred twenty-second
- Expanded form
- 20,000 + 1,000 + 300 + 20 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 3 | 300 |
| tens | 2 | 20 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 7, 14, 1,523, 3,046, 10,661 and 21,322 (8 factors)
- First 10 multiples
- 21,322, 42,644, 63,966, 85,288, 106,610, 127,932, 149,254, 170,576, 191,898, 213,220
- Square
- 21,322 × 21,322 = 454,627,684
- Square root
- ≈ 146.02
- Sum of the digits
- 2 + 1 + 3 + 2 + 2 = 10
- Rounded to the nearest 10
- 21,320
- Rounded to the nearest 100
- 21,300
- Rounded to the nearest 1000
- 21,000
- Number before
- 21,321
- Number after
- 21,323
- In binary
101001101001010
Quick check
What number comes just after 21,322?
Show the answer
21,323
Is 21,322 even or odd?
Show the answer
Even
What is 21,322 + 10?
Show the answer
21,332
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 21,322 in words?
21,322 is written "twenty-one thousand three hundred twenty-two".
Is 21,322 a prime number?
No. 21,322 is a composite number, because it has more than two factors.
What are the factors of 21,322?
The factors of 21,322 are 1, 2, 7, 14, 1,523, 3,046, 10,661 and 21,322.