27,998 in words
27,998
twenty-seven thousand nine hundred ninety-eight
27,998 is written twenty-seven thousand nine hundred ninety-eight.
Ways to write it
- As an ordinal
- twenty-seven thousand nine hundred ninety-eighth
- Expanded form
- 20,000 + 7,000 + 900 + 90 + 8
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 7 | 7,000 |
| hundreds | 9 | 900 |
| tens | 9 | 90 |
| ones | 8 | 8 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 13,999 and 27,998 (4 factors)
- First 10 multiples
- 27,998, 55,996, 83,994, 111,992, 139,990, 167,988, 195,986, 223,984, 251,982, 279,980
- Square
- 27,998 × 27,998 = 783,888,004
- Square root
- ≈ 167.33
- Sum of the digits
- 2 + 7 + 9 + 9 + 8 = 35
- Rounded to the nearest 10
- 28,000
- Rounded to the nearest 100
- 28,000
- Rounded to the nearest 1000
- 28,000
- Number before
- 27,997
- Number after
- 27,999
- In binary
110110101011110
Quick check
What number comes just after 27,998?
Show the answer
27,999
Is 27,998 even or odd?
Show the answer
Even
What is 27,998 + 10?
Show the answer
28,008
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 27,998 in words?
27,998 is written "twenty-seven thousand nine hundred ninety-eight".
Is 27,998 a prime number?
No. 27,998 is a composite number, because it has more than two factors.
What are the factors of 27,998?
The factors of 27,998 are 1, 2, 13,999 and 27,998.