221,472 in words
221,472
two hundred twenty-one thousand four hundred seventy-two
221,472 is written two hundred twenty-one thousand four hundred seventy-two.
Ways to write it
- As an ordinal
- two hundred twenty-one thousand four hundred seventy-second
- Expanded form
- 200,000 + 20,000 + 1,000 + 400 + 70 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 2 | 200,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 4 | 400 |
| tens | 7 | 70 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 769, 1,538, 2,307, 3,076, 4,614, 6,152, 6,921, 9,228, 12,304, 13,842, 18,456, 24,608, 27,684, 36,912, 55,368, 73,824, 110,736 and 221,472 (36 factors)
- First 10 multiples
- 221,472, 442,944, 664,416, 885,888, 1,107,360, 1,328,832, 1,550,304, 1,771,776, 1,993,248, 2,214,720
- Square
- 221,472 × 221,472 = 49,049,846,784
- Square root
- ≈ 470.61
- Sum of the digits
- 2 + 2 + 1 + 4 + 7 + 2 = 18
- Rounded to the nearest 10
- 221,470
- Rounded to the nearest 100
- 221,500
- Rounded to the nearest 1000
- 221,000
- Number before
- 221,471
- Number after
- 221,473
- In binary
110110000100100000
Quick check
What number comes just after 221,472?
Show the answer
221,473
Is 221,472 even or odd?
Show the answer
Even
What is 221,472 + 10?
Show the answer
221,482
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 221,472 in words?
221,472 is written "two hundred twenty-one thousand four hundred seventy-two".
Is 221,472 a prime number?
No. 221,472 is a composite number, because it has more than two factors.
What are the factors of 221,472?
The factors of 221,472 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 769, 1,538, 2,307, 3,076, 4,614, 6,152, 6,921, 9,228, 12,304, 13,842, 18,456, 24,608, 27,684, 36,912, 55,368, 73,824, 110,736 and 221,472.