401,221 in words
401,221
four hundred one thousand two hundred twenty-one
401,221 is written four hundred one thousand two hundred twenty-one.
Ways to write it
- As an ordinal
- four hundred one thousand two hundred twenty-first
- Expanded form
- 400,000 + 1,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 0 | 0 |
| thousands | 1 | 1,000 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 71, 5,651 and 401,221 (4 factors)
- First 10 multiples
- 401,221, 802,442, 1,203,663, 1,604,884, 2,006,105, 2,407,326, 2,808,547, 3,209,768, 3,610,989, 4,012,210
- Square
- 401,221 × 401,221 = 160,978,290,841
- Square root
- ≈ 633.42
- Sum of the digits
- 4 + 0 + 1 + 2 + 2 + 1 = 10
- Rounded to the nearest 10
- 401,220
- Rounded to the nearest 100
- 401,200
- Rounded to the nearest 1000
- 401,000
- Number before
- 401,220
- Number after
- 401,222
- In binary
1100001111101000101
Quick check
What number comes just after 401,221?
Show the answer
401,222
Is 401,221 even or odd?
Show the answer
Odd
What is 401,221 + 10?
Show the answer
401,231
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 401,221 in words?
401,221 is written "four hundred one thousand two hundred twenty-one".
Is 401,221 a prime number?
No. 401,221 is a composite number, because it has more than two factors.
What are the factors of 401,221?
The factors of 401,221 are 1, 71, 5,651 and 401,221.