342,021 in words
342,021
three hundred and forty-two thousand and twenty-one
342,021 is written three hundred and forty-two thousand and twenty-one.
Ways to write it
- As an ordinal
- three hundred and forty-two thousand and twenty-first
- Expanded form
- 300,000 + 40,000 + 2,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 173, 519, 659, 1,977, 114,007 and 342,021 (8 factors)
- First 10 multiples
- 342,021, 684,042, 1,026,063, 1,368,084, 1,710,105, 2,052,126, 2,394,147, 2,736,168, 3,078,189, 3,420,210
- Square
- 342,021 × 342,021 = 116,978,364,441
- Square root
- ≈ 584.83
- Sum of the digits
- 3 + 4 + 2 + 0 + 2 + 1 = 12
- Rounded to the nearest 10
- 342,020
- Rounded to the nearest 100
- 342,000
- Rounded to the nearest 1000
- 342,000
- Number before
- 342,020
- Number after
- 342,022
- In binary
1010011100000000101
Quick check
What number comes just after 342,021?
Show the answer
342,022
Is 342,021 even or odd?
Show the answer
Odd
What is 342,021 + 10?
Show the answer
342,031
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
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How do you write 342,021 in words?
342,021 is written "three hundred and forty-two thousand and twenty-one".
Is 342,021 a prime number?
No. 342,021 is a composite number, because it has more than two factors.
What are the factors of 342,021?
The factors of 342,021 are 1, 3, 173, 519, 659, 1,977, 114,007 and 342,021.