387,221 in words
387,221
three hundred eighty-seven thousand two hundred twenty-one
387,221 is written three hundred eighty-seven thousand two hundred twenty-one.
Ways to write it
- As an ordinal
- three hundred eighty-seven thousand two hundred twenty-first
- Expanded form
- 300,000 + 80,000 + 7,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 8 | 80,000 |
| thousands | 7 | 7,000 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 31, 12,491 and 387,221 (4 factors)
- First 10 multiples
- 387,221, 774,442, 1,161,663, 1,548,884, 1,936,105, 2,323,326, 2,710,547, 3,097,768, 3,484,989, 3,872,210
- Square
- 387,221 × 387,221 = 149,940,102,841
- Square root
- ≈ 622.27
- Sum of the digits
- 3 + 8 + 7 + 2 + 2 + 1 = 23
- Rounded to the nearest 10
- 387,220
- Rounded to the nearest 100
- 387,200
- Rounded to the nearest 1000
- 387,000
- Number before
- 387,220
- Number after
- 387,222
- In binary
1011110100010010101
Quick check
What number comes just after 387,221?
Show the answer
387,222
Is 387,221 even or odd?
Show the answer
Odd
What is 387,221 + 10?
Show the answer
387,231
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 387,221 in words?
387,221 is written "three hundred eighty-seven thousand two hundred twenty-one".
Is 387,221 a prime number?
No. 387,221 is a composite number, because it has more than two factors.
What are the factors of 387,221?
The factors of 387,221 are 1, 31, 12,491 and 387,221.