988,640 in words
988,640
nine hundred eighty-eight thousand six hundred forty
988,640 is written nine hundred eighty-eight thousand six hundred forty.
Ways to write it
- As an ordinal
- nine hundred eighty-eight thousand six hundred fortieth
- Expanded form
- 900,000 + 80,000 + 8,000 + 600 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 8 | 80,000 |
| thousands | 8 | 8,000 |
| hundreds | 6 | 600 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 167, 185, 296, 334, 370, 592, 668, 740, 835, 1,184, 1,336, 1,480, 1,670, 2,672, 2,960, 3,340, 5,344, 5,920, 6,179, 6,680, 12,358, 13,360, 24,716, 26,720, 30,895, 49,432, 61,790, 98,864, 123,580, 197,728, 247,160, 494,320 and 988,640 (48 factors)
- First 10 multiples
- 988,640, 1,977,280, 2,965,920, 3,954,560, 4,943,200, 5,931,840, 6,920,480, 7,909,120, 8,897,760, 9,886,400
- Square
- 988,640 × 988,640 = 977,409,049,600
- Square root
- ≈ 994.30
- Sum of the digits
- 9 + 8 + 8 + 6 + 4 + 0 = 35
- Rounded to the nearest 10
- 988,640
- Rounded to the nearest 100
- 988,600
- Rounded to the nearest 1000
- 989,000
- Number before
- 988,639
- Number after
- 988,641
- In binary
11110001010111100000
Quick check
What number comes just after 988,640?
Show the answer
988,641
Is 988,640 even or odd?
Show the answer
Even
What is 988,640 + 10?
Show the answer
988,650
Practice 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 988,640 in words?
988,640 is written "nine hundred eighty-eight thousand six hundred forty".
Is 988,640 a prime number?
No. 988,640 is a composite number, because it has more than two factors.
What are the factors of 988,640?
The factors of 988,640 are 1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 167, 185, 296, 334, 370, 592, 668, 740, 835, 1,184, 1,336, 1,480, 1,670, 2,672, 2,960, 3,340, 5,344, 5,920, 6,179, 6,680, 12,358, 13,360, 24,716, 26,720, 30,895, 49,432, 61,790, 98,864, 123,580, 197,728, 247,160, 494,320 and 988,640.