131,921 in words
131,921
one hundred and thirty-one thousand nine hundred and twenty-one
131,921 is written one hundred and thirty-one thousand nine hundred and twenty-one.
Ways to write it
- As an ordinal
- one hundred and thirty-one thousand nine hundred and twenty-first
- Expanded form
- 100,000 + 30,000 + 1,000 + 900 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 3 | 30,000 |
| thousands | 1 | 1,000 |
| hundreds | 9 | 900 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 29, 4,549 and 131,921 (4 factors)
- First 10 multiples
- 131,921, 263,842, 395,763, 527,684, 659,605, 791,526, 923,447, 1,055,368, 1,187,289, 1,319,210
- Square
- 131,921 × 131,921 = 17,403,150,241
- Square root
- ≈ 363.21
- Sum of the digits
- 1 + 3 + 1 + 9 + 2 + 1 = 17
- Rounded to the nearest 10
- 131,920
- Rounded to the nearest 100
- 131,900
- Rounded to the nearest 1000
- 132,000
- Number before
- 131,920
- Number after
- 131,922
- In binary
100000001101010001
Quick check
What number comes just after 131,921?
Show the answer
131,922
Is 131,921 even or odd?
Show the answer
Odd
What is 131,921 + 10?
Show the answer
131,931
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 131,921 in words?
131,921 is written "one hundred and thirty-one thousand nine hundred and twenty-one".
Is 131,921 a prime number?
No. 131,921 is a composite number, because it has more than two factors.
What are the factors of 131,921?
The factors of 131,921 are 1, 29, 4,549 and 131,921.