121,000 in words
121,000
one hundred twenty-one thousand
121,000 is written one hundred twenty-one thousand.
Ways to write it
- As an ordinal
- one hundred twenty-one thousandth
- Expanded form
- 100,000 + 20,000 + 1,000
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 0 | 0 |
| tens | 0 | 0 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 125, 200, 220, 242, 250, 275, 440, 484, 500, 550, 605, 968, 1,000, 1,100, 1,210, 1,375, 2,200, 2,420, 2,750, 3,025, 4,840, 5,500, 6,050, 11,000, 12,100, 15,125, 24,200, 30,250, 60,500 and 121,000 (48 factors)
- First 10 multiples
- 121,000, 242,000, 363,000, 484,000, 605,000, 726,000, 847,000, 968,000, 1,089,000, 1,210,000
- Square
- 121,000 × 121,000 = 14,641,000,000
- Square root
- ≈ 347.85
- Sum of the digits
- 1 + 2 + 1 + 0 + 0 + 0 = 4
- Rounded to the nearest 10
- 121,000
- Rounded to the nearest 100
- 121,000
- Rounded to the nearest 1000
- 121,000
- Number before
- 120,999
- Number after
- 121,001
- In binary
11101100010101000
Quick check
What number comes just after 121,000?
Show the answer
121,001
Is 121,000 even or odd?
Show the answer
Even
What is 121,000 + 10?
Show the answer
121,010
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 121,000 in words?
121,000 is written "one hundred twenty-one thousand".
Is 121,000 a prime number?
No. 121,000 is a composite number, because it has more than two factors.
What are the factors of 121,000?
The factors of 121,000 are 1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 125, 200, 220, 242, 250, 275, 440, 484, 500, 550, 605, 968, 1,000, 1,100, 1,210, 1,375, 2,200, 2,420, 2,750, 3,025, 4,840, 5,500, 6,050, 11,000, 12,100, 15,125, 24,200, 30,250, 60,500 and 121,000.