16,840 in words
16,840
sixteen thousand eight hundred forty
16,840 is written sixteen thousand eight hundred forty.
Ways to write it
- As an ordinal
- sixteen thousand eight hundred fortieth
- Expanded form
- 10,000 + 6,000 + 800 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 6 | 6,000 |
| 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, 20, 40, 421, 842, 1,684, 2,105, 3,368, 4,210, 8,420 and 16,840 (16 factors)
- First 10 multiples
- 16,840, 33,680, 50,520, 67,360, 84,200, 101,040, 117,880, 134,720, 151,560, 168,400
- Square
- 16,840 × 16,840 = 283,585,600
- Square root
- ≈ 129.77
- Sum of the digits
- 1 + 6 + 8 + 4 + 0 = 19
- Rounded to the nearest 10
- 16,840
- Rounded to the nearest 100
- 16,800
- Rounded to the nearest 1000
- 17,000
- Number before
- 16,839
- Number after
- 16,841
- In binary
100000111001000
Quick check
What number comes just after 16,840?
Show the answer
16,841
Is 16,840 even or odd?
Show the answer
Even
What is 16,840 + 10?
Show the answer
16,850
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 16,840 in words?
16,840 is written "sixteen thousand eight hundred forty".
Is 16,840 a prime number?
No. 16,840 is a composite number, because it has more than two factors.
What are the factors of 16,840?
The factors of 16,840 are 1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1,684, 2,105, 3,368, 4,210, 8,420 and 16,840.