21,335 in words
21,335
twenty-one thousand three hundred thirty-five
21,335 is written twenty-one thousand three hundred thirty-five.
Ways to write it
- As an ordinal
- twenty-one thousand three hundred thirty-fifth
- Expanded form
- 20,000 + 1,000 + 300 + 30 + 5
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 3 | 300 |
| tens | 3 | 30 |
| ones | 5 | 5 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 5, 17, 85, 251, 1,255, 4,267 and 21,335 (8 factors)
- First 10 multiples
- 21,335, 42,670, 64,005, 85,340, 106,675, 128,010, 149,345, 170,680, 192,015, 213,350
- Square
- 21,335 × 21,335 = 455,182,225
- Square root
- ≈ 146.07
- Sum of the digits
- 2 + 1 + 3 + 3 + 5 = 14
- Rounded to the nearest 10
- 21,340
- Rounded to the nearest 100
- 21,300
- Rounded to the nearest 1000
- 21,000
- Number before
- 21,334
- Number after
- 21,336
- In binary
101001101010111
Quick check
What number comes just after 21,335?
Show the answer
21,336
Is 21,335 even or odd?
Show the answer
Odd
What is 21,335 + 10?
Show the answer
21,345
Practice 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 21,335 in words?
21,335 is written "twenty-one thousand three hundred thirty-five".
Is 21,335 a prime number?
No. 21,335 is a composite number, because it has more than two factors.
What are the factors of 21,335?
The factors of 21,335 are 1, 5, 17, 85, 251, 1,255, 4,267 and 21,335.