71,988 in words
71,988
seventy-one thousand nine hundred eighty-eight
71,988 is written seventy-one thousand nine hundred eighty-eight.
Ways to write it
- As an ordinal
- seventy-one thousand nine hundred eighty-eighth
- Expanded form
- 70,000 + 1,000 + 900 + 80 + 8
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 7 | 70,000 |
| thousands | 1 | 1,000 |
| hundreds | 9 | 900 |
| tens | 8 | 80 |
| ones | 8 | 8 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 857, 1,714, 2,571, 3,428, 5,142, 5,999, 10,284, 11,998, 17,997, 23,996, 35,994 and 71,988 (24 factors)
- First 10 multiples
- 71,988, 143,976, 215,964, 287,952, 359,940, 431,928, 503,916, 575,904, 647,892, 719,880
- Square
- 71,988 × 71,988 = 5,182,272,144
- Square root
- ≈ 268.31
- Sum of the digits
- 7 + 1 + 9 + 8 + 8 = 33
- Rounded to the nearest 10
- 71,990
- Rounded to the nearest 100
- 72,000
- Rounded to the nearest 1000
- 72,000
- Number before
- 71,987
- Number after
- 71,989
- In binary
10001100100110100
Quick check
What number comes just after 71,988?
Show the answer
71,989
Is 71,988 even or odd?
Show the answer
Even
What is 71,988 + 10?
Show the answer
71,998
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
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How do you write 71,988 in words?
71,988 is written "seventy-one thousand nine hundred eighty-eight".
Is 71,988 a prime number?
No. 71,988 is a composite number, because it has more than two factors.
What are the factors of 71,988?
The factors of 71,988 are 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 857, 1,714, 2,571, 3,428, 5,142, 5,999, 10,284, 11,998, 17,997, 23,996, 35,994 and 71,988.