72,440 in words
72,440
seventy-two thousand four hundred forty
72,440 is written seventy-two thousand four hundred forty.
Ways to write it
- As an ordinal
- seventy-two thousand four hundred fortieth
- Expanded form
- 70,000 + 2,000 + 400 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 7 | 70,000 |
| thousands | 2 | 2,000 |
| hundreds | 4 | 400 |
| 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, 1,811, 3,622, 7,244, 9,055, 14,488, 18,110, 36,220 and 72,440 (16 factors)
- First 10 multiples
- 72,440, 144,880, 217,320, 289,760, 362,200, 434,640, 507,080, 579,520, 651,960, 724,400
- Square
- 72,440 × 72,440 = 5,247,553,600
- Square root
- ≈ 269.15
- Sum of the digits
- 7 + 2 + 4 + 4 + 0 = 17
- Rounded to the nearest 10
- 72,440
- Rounded to the nearest 100
- 72,400
- Rounded to the nearest 1000
- 72,000
- Number before
- 72,439
- Number after
- 72,441
- In binary
10001101011111000
Quick check
What number comes just after 72,440?
Show the answer
72,441
Is 72,440 even or odd?
Show the answer
Even
What is 72,440 + 10?
Show the answer
72,450
Practice 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 72,440 in words?
72,440 is written "seventy-two thousand four hundred forty".
Is 72,440 a prime number?
No. 72,440 is a composite number, because it has more than two factors.
What are the factors of 72,440?
The factors of 72,440 are 1, 2, 4, 5, 8, 10, 20, 40, 1,811, 3,622, 7,244, 9,055, 14,488, 18,110, 36,220 and 72,440.