21,301 in words
21,301
twenty-one thousand three hundred one
21,301 is written twenty-one thousand three hundred one.
Ways to write it
- As an ordinal
- twenty-one thousand three hundred first
- Expanded form
- 20,000 + 1,000 + 300 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 3 | 300 |
| tens | 0 | 0 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 17, 119, 179, 1,253, 3,043 and 21,301 (8 factors)
- First 10 multiples
- 21,301, 42,602, 63,903, 85,204, 106,505, 127,806, 149,107, 170,408, 191,709, 213,010
- Square
- 21,301 × 21,301 = 453,732,601
- Square root
- ≈ 145.95
- Sum of the digits
- 2 + 1 + 3 + 0 + 1 = 7
- Rounded to the nearest 10
- 21,300
- Rounded to the nearest 100
- 21,300
- Rounded to the nearest 1000
- 21,000
- Number before
- 21,300
- Number after
- 21,302
- In binary
101001100110101
Quick check
What number comes just after 21,301?
Show the answer
21,302
Is 21,301 even or odd?
Show the answer
Odd
What is 21,301 + 10?
Show the answer
21,311
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 21,301 in words?
21,301 is written "twenty-one thousand three hundred one".
Is 21,301 a prime number?
No. 21,301 is a composite number, because it has more than two factors.
What are the factors of 21,301?
The factors of 21,301 are 1, 7, 17, 119, 179, 1,253, 3,043 and 21,301.