82,021 in words
82,021
eighty-two thousand and twenty-one
82,021 is written eighty-two thousand and twenty-one.
Ways to write it
- As an ordinal
- eighty-two thousand and twenty-first
- Expanded form
- 80,000 + 2,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 8 | 80,000 |
| thousands | 2 | 2,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 82,021 (2 factors)
- First 10 multiples
- 82,021, 164,042, 246,063, 328,084, 410,105, 492,126, 574,147, 656,168, 738,189, 820,210
- Square
- 82,021 × 82,021 = 6,727,444,441
- Square root
- ≈ 286.39
- Sum of the digits
- 8 + 2 + 0 + 2 + 1 = 13
- Rounded to the nearest 10
- 82,020
- Rounded to the nearest 100
- 82,000
- Rounded to the nearest 1000
- 82,000
- Number before
- 82,020
- Number after
- 82,022
- In binary
10100000001100101
Quick check
What number comes just after 82,021?
Show the answer
82,022
Is 82,021 even or odd?
Show the answer
Odd
What is 82,021 + 10?
Show the answer
82,031
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 82,021 in words?
82,021 is written "eighty-two thousand and twenty-one".
Is 82,021 a prime number?
Yes. 82,021 is a prime number: its only factors are 1 and 82,021.
What are the factors of 82,021?
The factors of 82,021 are 1 and 82,021.