121,072 in words
121,072
one hundred twenty-one thousand seventy-two
121,072 is written one hundred twenty-one thousand seventy-two.
Ways to write it
- As an ordinal
- one hundred twenty-one thousand seventy-second
- Expanded form
- 100,000 + 20,000 + 1,000 + 70 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 1 | 100,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 0 | 0 |
| tens | 7 | 70 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 47, 56, 92, 94, 112, 161, 184, 188, 322, 329, 368, 376, 644, 658, 752, 1,081, 1,288, 1,316, 2,162, 2,576, 2,632, 4,324, 5,264, 7,567, 8,648, 15,134, 17,296, 30,268, 60,536 and 121,072 (40 factors)
- First 10 multiples
- 121,072, 242,144, 363,216, 484,288, 605,360, 726,432, 847,504, 968,576, 1,089,648, 1,210,720
- Square
- 121,072 × 121,072 = 14,658,429,184
- Square root
- ≈ 347.95
- Sum of the digits
- 1 + 2 + 1 + 0 + 7 + 2 = 13
- Rounded to the nearest 10
- 121,070
- Rounded to the nearest 100
- 121,100
- Rounded to the nearest 1000
- 121,000
- Number before
- 121,071
- Number after
- 121,073
- In binary
11101100011110000
Quick check
What number comes just after 121,072?
Show the answer
121,073
Is 121,072 even or odd?
Show the answer
Even
What is 121,072 + 10?
Show the answer
121,082
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 121,072 in words?
121,072 is written "one hundred twenty-one thousand seventy-two".
Is 121,072 a prime number?
No. 121,072 is a composite number, because it has more than two factors.
What are the factors of 121,072?
The factors of 121,072 are 1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 47, 56, 92, 94, 112, 161, 184, 188, 322, 329, 368, 376, 644, 658, 752, 1,081, 1,288, 1,316, 2,162, 2,576, 2,632, 4,324, 5,264, 7,567, 8,648, 15,134, 17,296, 30,268, 60,536 and 121,072.