20,550 in words
20,550
twenty thousand five hundred fifty
20,550 is written twenty thousand five hundred fifty.
Ways to write it
- As an ordinal
- twenty thousand five hundred fiftieth
- Expanded form
- 20,000 + 500 + 50
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 5 | 500 |
| tens | 5 | 50 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 137, 150, 274, 411, 685, 822, 1,370, 2,055, 3,425, 4,110, 6,850, 10,275 and 20,550 (24 factors)
- First 10 multiples
- 20,550, 41,100, 61,650, 82,200, 102,750, 123,300, 143,850, 164,400, 184,950, 205,500
- Square
- 20,550 × 20,550 = 422,302,500
- Square root
- ≈ 143.35
- Sum of the digits
- 2 + 0 + 5 + 5 + 0 = 12
- Rounded to the nearest 10
- 20,550
- Rounded to the nearest 100
- 20,600
- Rounded to the nearest 1000
- 21,000
- Number before
- 20,549
- Number after
- 20,551
- In binary
101000001000110
Quick check
What number comes just after 20,550?
Show the answer
20,551
Is 20,550 even or odd?
Show the answer
Even
What is 20,550 + 10?
Show the answer
20,560
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 20,550 in words?
20,550 is written "twenty thousand five hundred fifty".
Is 20,550 a prime number?
No. 20,550 is a composite number, because it has more than two factors.
What are the factors of 20,550?
The factors of 20,550 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 137, 150, 274, 411, 685, 822, 1,370, 2,055, 3,425, 4,110, 6,850, 10,275 and 20,550.