142,521 in words
142,521
one hundred and forty-two thousand five hundred and twenty-one
142,521 is written one hundred and forty-two thousand five hundred and twenty-one.
Ways to write it
- As an ordinal
- one hundred and forty-two thousand five hundred and twenty-first
- Expanded form
- 100,000 + 40,000 + 2,000 + 500 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 5 | 500 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 47,507 and 142,521 (4 factors)
- First 10 multiples
- 142,521, 285,042, 427,563, 570,084, 712,605, 855,126, 997,647, 1,140,168, 1,282,689, 1,425,210
- Square
- 142,521 × 142,521 = 20,312,235,441
- Square root
- ≈ 377.52
- Sum of the digits
- 1 + 4 + 2 + 5 + 2 + 1 = 15
- Rounded to the nearest 10
- 142,520
- Rounded to the nearest 100
- 142,500
- Rounded to the nearest 1000
- 143,000
- Number before
- 142,520
- Number after
- 142,522
- In binary
100010110010111001
Quick check
What number comes just after 142,521?
Show the answer
142,522
Is 142,521 even or odd?
Show the answer
Odd
What is 142,521 + 10?
Show the answer
142,531
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 142,521 in words?
142,521 is written "one hundred and forty-two thousand five hundred and twenty-one".
Is 142,521 a prime number?
No. 142,521 is a composite number, because it has more than two factors.
What are the factors of 142,521?
The factors of 142,521 are 1, 3, 47,507 and 142,521.