29,840 in words
29,840
twenty-nine thousand eight hundred forty
29,840 is written twenty-nine thousand eight hundred forty.
Ways to write it
- As an ordinal
- twenty-nine thousand eight hundred fortieth
- Expanded form
- 20,000 + 9,000 + 800 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 9 | 9,000 |
| hundreds | 8 | 800 |
| 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, 40, 80, 373, 746, 1,492, 1,865, 2,984, 3,730, 5,968, 7,460, 14,920 and 29,840 (20 factors)
- First 10 multiples
- 29,840, 59,680, 89,520, 119,360, 149,200, 179,040, 208,880, 238,720, 268,560, 298,400
- Square
- 29,840 × 29,840 = 890,425,600
- Square root
- ≈ 172.74
- Sum of the digits
- 2 + 9 + 8 + 4 + 0 = 23
- Rounded to the nearest 10
- 29,840
- Rounded to the nearest 100
- 29,800
- Rounded to the nearest 1000
- 30,000
- Number before
- 29,839
- Number after
- 29,841
- In binary
111010010010000
Quick check
What number comes just after 29,840?
Show the answer
29,841
Is 29,840 even or odd?
Show the answer
Even
What is 29,840 + 10?
Show the answer
29,850
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 29,840 in words?
29,840 is written "twenty-nine thousand eight hundred forty".
Is 29,840 a prime number?
No. 29,840 is a composite number, because it has more than two factors.
What are the factors of 29,840?
The factors of 29,840 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1,492, 1,865, 2,984, 3,730, 5,968, 7,460, 14,920 and 29,840.