321,980 in words
321,980
three hundred and twenty-one thousand nine hundred and eighty
321,980 is written three hundred and twenty-one thousand nine hundred and eighty.
Ways to write it
- As an ordinal
- three hundred and twenty-one thousand nine hundred and eightieth
- Expanded form
- 300,000 + 20,000 + 1,000 + 900 + 80
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 9 | 900 |
| tens | 8 | 80 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 947, 1,894, 3,788, 4,735, 9,470, 16,099, 18,940, 32,198, 64,396, 80,495, 160,990 and 321,980 (24 factors)
- First 10 multiples
- 321,980, 643,960, 965,940, 1,287,920, 1,609,900, 1,931,880, 2,253,860, 2,575,840, 2,897,820, 3,219,800
- Square
- 321,980 × 321,980 = 103,671,120,400
- Square root
- ≈ 567.43
- Sum of the digits
- 3 + 2 + 1 + 9 + 8 + 0 = 23
- Rounded to the nearest 10
- 321,980
- Rounded to the nearest 100
- 322,000
- Rounded to the nearest 1000
- 322,000
- Number before
- 321,979
- Number after
- 321,981
- In binary
1001110100110111100
Quick check
What number comes just after 321,980?
Show the answer
321,981
Is 321,980 even or odd?
Show the answer
Even
What is 321,980 + 10?
Show the answer
321,990
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 321,980 in words?
321,980 is written "three hundred and twenty-one thousand nine hundred and eighty".
Is 321,980 a prime number?
No. 321,980 is a composite number, because it has more than two factors.
What are the factors of 321,980?
The factors of 321,980 are 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 947, 1,894, 3,788, 4,735, 9,470, 16,099, 18,940, 32,198, 64,396, 80,495, 160,990 and 321,980.