400,401 in words
400,401
four hundred thousand four hundred one
400,401 is written four hundred thousand four hundred one.
Ways to write it
- As an ordinal
- four hundred thousand four hundred first
- Expanded form
- 400,000 + 400 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 0 | 0 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 0 | 0 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9, 17, 51, 153, 2,617, 7,851, 23,553, 44,489, 133,467 and 400,401 (12 factors)
- First 10 multiples
- 400,401, 800,802, 1,201,203, 1,601,604, 2,002,005, 2,402,406, 2,802,807, 3,203,208, 3,603,609, 4,004,010
- Square
- 400,401 × 400,401 = 160,320,960,801
- Square root
- ≈ 632.77
- Sum of the digits
- 4 + 0 + 0 + 4 + 0 + 1 = 9
- Rounded to the nearest 10
- 400,400
- Rounded to the nearest 100
- 400,400
- Rounded to the nearest 1000
- 400,000
- Number before
- 400,400
- Number after
- 400,402
- In binary
1100001110000010001
Quick check
What number comes just after 400,401?
Show the answer
400,402
Is 400,401 even or odd?
Show the answer
Odd
What is 400,401 + 10?
Show the answer
400,411
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 400,401 in words?
400,401 is written "four hundred thousand four hundred one".
Is 400,401 a prime number?
No. 400,401 is a composite number, because it has more than two factors.
What are the factors of 400,401?
The factors of 400,401 are 1, 3, 9, 17, 51, 153, 2,617, 7,851, 23,553, 44,489, 133,467 and 400,401.