21,267 in words
21,267
twenty-one thousand two hundred sixty-seven
21,267 is written twenty-one thousand two hundred sixty-seven.
Ways to write it
- As an ordinal
- twenty-one thousand two hundred sixty-seventh
- Expanded form
- 20,000 + 1,000 + 200 + 60 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 2 | 200 |
| tens | 6 | 60 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9, 17, 51, 139, 153, 417, 1,251, 2,363, 7,089 and 21,267 (12 factors)
- First 10 multiples
- 21,267, 42,534, 63,801, 85,068, 106,335, 127,602, 148,869, 170,136, 191,403, 212,670
- Square
- 21,267 × 21,267 = 452,285,289
- Square root
- ≈ 145.83
- Sum of the digits
- 2 + 1 + 2 + 6 + 7 = 18
- Rounded to the nearest 10
- 21,270
- Rounded to the nearest 100
- 21,300
- Rounded to the nearest 1000
- 21,000
- Number before
- 21,266
- Number after
- 21,268
- In binary
101001100010011
Quick check
What number comes just after 21,267?
Show the answer
21,268
Is 21,267 even or odd?
Show the answer
Odd
What is 21,267 + 10?
Show the answer
21,277
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 21,267 in words?
21,267 is written "twenty-one thousand two hundred sixty-seven".
Is 21,267 a prime number?
No. 21,267 is a composite number, because it has more than two factors.
What are the factors of 21,267?
The factors of 21,267 are 1, 3, 9, 17, 51, 139, 153, 417, 1,251, 2,363, 7,089 and 21,267.