31,423 in words
31,423
thirty-one thousand four hundred twenty-three
31,423 is written thirty-one thousand four hundred twenty-three.
Ways to write it
- As an ordinal
- thirty-one thousand four hundred twenty-third
- Expanded form
- 30,000 + 1,000 + 400 + 20 + 3
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 3 | 30,000 |
| thousands | 1 | 1,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 3 | 3 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 67, 469, 4,489 and 31,423 (6 factors)
- First 10 multiples
- 31,423, 62,846, 94,269, 125,692, 157,115, 188,538, 219,961, 251,384, 282,807, 314,230
- Square
- 31,423 × 31,423 = 987,404,929
- Square root
- ≈ 177.27
- Sum of the digits
- 3 + 1 + 4 + 2 + 3 = 13
- Rounded to the nearest 10
- 31,420
- Rounded to the nearest 100
- 31,400
- Rounded to the nearest 1000
- 31,000
- Number before
- 31,422
- Number after
- 31,424
- In binary
111101010111111
Quick check
What number comes just after 31,423?
Show the answer
31,424
Is 31,423 even or odd?
Show the answer
Odd
What is 31,423 + 10?
Show the answer
31,433
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 31,423 in words?
31,423 is written "thirty-one thousand four hundred twenty-three".
Is 31,423 a prime number?
No. 31,423 is a composite number, because it has more than two factors.
What are the factors of 31,423?
The factors of 31,423 are 1, 7, 67, 469, 4,489 and 31,423.