142121928
142,121,928 is an even composite number composed of five prime numbers multiplied together.
142121928 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 142121928:
23 × 3 × 13 × 389 × 1171
(2 × 2 × 2 × 3 × 13 × 389 × 1171)See below for interesting mathematical facts about the number 142121928 from the Numbermatics database.
Names of 142121928
- Cardinal: 142121928 can be written as One hundred forty-two million, one hundred twenty-one thousand, nine hundred twenty-eight.
Scientific notation
- Scientific notation: 1.42121928 × 108
Factors of 142121928
Divisors of 142121928
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 389 778 1167 1171 1556 2334 2342 3112 3513 4668 4684 5057 7026 9336 9368 10114 14052 15171 15223 20228 28104 30342 30446 40456 45669 60684 60892 91338 121368 121784 182676 365352 455519 911038 1366557 1822076 2733114 3644152 5466228 5921747 10932456 11843494 17765241 23686988 35530482 47373976 71060964 142121928
- Sum of all divisors σ(n): 383947200
- Sum of proper divisors (its aliquot sum) s(n): 241825272
- 142121928 is an abundant number, because the sum of its proper divisors (241825272) is greater than itself. Its abundance is 99703344
Bases of 142121928
- Binary: 10000111100010011011110010002
- Hexadecimal: 0x8789BC8
- Base-36: 2CM5ZC
Squares and roots of 142121928
- 142121928 squared (1421219282) is 20198642418437184
- 142121928 cubed (1421219283) is 2870670003490875336970752
-
The
square root of 142121928 is 11921.4901753095 -
The
cube root of 142121928 is 521.8596237379
Scales and comparisons
How big is 142121928?- 142,121,928 seconds is equal to 4 years, 26 weeks, 6 days, 22 hours, 18 minutes, 48 seconds.
-
To count from 1 to 142,121,928 would take you about six years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 142121928 cubic inches would be around 43.5 feet tall.
Recreational maths with 142121928
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The information we have on file for 142121928 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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