729,040 in words
729,040
seven hundred twenty-nine thousand forty
729,040 is written seven hundred twenty-nine thousand forty.
Ways to write it
- As an ordinal
- seven hundred twenty-nine thousand fortieth
- Expanded form
- 700,000 + 20,000 + 9,000 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 7 | 700,000 |
| ten thousands | 2 | 20,000 |
| thousands | 9 | 9,000 |
| hundreds | 0 | 0 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 701, 1,040, 1,402, 2,804, 3,505, 5,608, 7,010, 9,113, 11,216, 14,020, 18,226, 28,040, 36,452, 45,565, 56,080, 72,904, 91,130, 145,808, 182,260, 364,520 and 729,040 (40 factors)
- First 10 multiples
- 729,040, 1,458,080, 2,187,120, 2,916,160, 3,645,200, 4,374,240, 5,103,280, 5,832,320, 6,561,360, 7,290,400
- Square
- 729,040 × 729,040 = 531,499,321,600
- Square root
- ≈ 853.84
- Sum of the digits
- 7 + 2 + 9 + 0 + 4 + 0 = 22
- Rounded to the nearest 10
- 729,040
- Rounded to the nearest 100
- 729,000
- Rounded to the nearest 1000
- 729,000
- Number before
- 729,039
- Number after
- 729,041
- In binary
10110001111111010000
Quick check
What number comes just after 729,040?
Show the answer
729,041
Is 729,040 even or odd?
Show the answer
Even
What is 729,040 + 10?
Show the answer
729,050
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 729,040 in words?
729,040 is written "seven hundred twenty-nine thousand forty".
Is 729,040 a prime number?
No. 729,040 is a composite number, because it has more than two factors.
What are the factors of 729,040?
The factors of 729,040 are 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 701, 1,040, 1,402, 2,804, 3,505, 5,608, 7,010, 9,113, 11,216, 14,020, 18,226, 28,040, 36,452, 45,565, 56,080, 72,904, 91,130, 145,808, 182,260, 364,520 and 729,040.