80,509 in words
80,509
eighty thousand five hundred and nine
80,509 is written eighty thousand five hundred and nine.
Ways to write it
- As an ordinal
- eighty thousand five hundred and ninth
- Expanded form
- 80,000 + 500 + 9
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 8 | 80,000 |
| thousands | 0 | 0 |
| hundreds | 5 | 500 |
| tens | 0 | 0 |
| ones | 9 | 9 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 11, 13, 143, 563, 6,193, 7,319 and 80,509 (8 factors)
- First 10 multiples
- 80,509, 161,018, 241,527, 322,036, 402,545, 483,054, 563,563, 644,072, 724,581, 805,090
- Square
- 80,509 × 80,509 = 6,481,699,081
- Square root
- ≈ 283.74
- Sum of the digits
- 8 + 0 + 5 + 0 + 9 = 22
- Rounded to the nearest 10
- 80,510
- Rounded to the nearest 100
- 80,500
- Rounded to the nearest 1000
- 81,000
- Number before
- 80,508
- Number after
- 80,510
- In binary
10011101001111101
Quick check
What number comes just after 80,509?
Show the answer
80,510
Is 80,509 even or odd?
Show the answer
Odd
What is 80,509 + 10?
Show the answer
80,519
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 80,509 in words?
80,509 is written "eighty thousand five hundred and nine".
Is 80,509 a prime number?
No. 80,509 is a composite number, because it has more than two factors.
What are the factors of 80,509?
The factors of 80,509 are 1, 11, 13, 143, 563, 6,193, 7,319 and 80,509.