131,021 in words
131,021
one hundred thirty-one thousand twenty-one
131,021 is written one hundred thirty-one thousand twenty-one.
Ways to write it
- As an ordinal
- one hundred thirty-one thousand twenty-first
- Expanded form
- 100,000 + 30,000 + 1,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 3 | 30,000 |
| thousands | 1 | 1,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 11, 43, 277, 473, 3,047, 11,911 and 131,021 (8 factors)
- First 10 multiples
- 131,021, 262,042, 393,063, 524,084, 655,105, 786,126, 917,147, 1,048,168, 1,179,189, 1,310,210
- Square
- 131,021 × 131,021 = 17,166,502,441
- Square root
- ≈ 361.97
- Sum of the digits
- 1 + 3 + 1 + 0 + 2 + 1 = 8
- Rounded to the nearest 10
- 131,020
- Rounded to the nearest 100
- 131,000
- Rounded to the nearest 1000
- 131,000
- Number before
- 131,020
- Number after
- 131,022
- In binary
11111111111001101
Quick check
What number comes just after 131,021?
Show the answer
131,022
Is 131,021 even or odd?
Show the answer
Odd
What is 131,021 + 10?
Show the answer
131,031
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 131,021 in words?
131,021 is written "one hundred thirty-one thousand twenty-one".
Is 131,021 a prime number?
No. 131,021 is a composite number, because it has more than two factors.
What are the factors of 131,021?
The factors of 131,021 are 1, 11, 43, 277, 473, 3,047, 11,911 and 131,021.