1421831138
1,421,831,138 is an even composite number composed of four prime numbers multiplied together.
1421831138 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-four divisors.
Prime factorization of 1421831138:
2 × 72 × 132 × 2932
(2 × 7 × 7 × 13 × 13 × 293 × 293)See below for interesting mathematical facts about the number 1421831138 from the Numbermatics database.
Names of 1421831138
- Cardinal: 1421831138 can be written as One billion, four hundred twenty-one million, eight hundred thirty-one thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 1.421831138 × 109
Factors of 1421831138
Divisors of 1421831138
- Number of divisors d(n): 54
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Complete list of divisors:
1 2 7 13 14 26 49 91 98 169 182 293 338 586 637 1183 1274 2051 2366 3809 4102 7618 8281 14357 16562 26663 28714 49517 53326 85849 99034 171698 186641 346619 373282 600943 693238 1116037 1201886 2232074 2426333 4206601 4852666 7812259 8413202 14508481 15624518 29016962 54685813 101559367 109371626 203118734 710915569 1421831138
- Sum of all divisors σ(n): 2695672899
- Sum of proper divisors (its aliquot sum) s(n): 1273841761
- 1421831138 is a deficient number, because the sum of its proper divisors (1273841761) is less than itself. Its deficiency is 147989377
Bases of 1421831138
- Binary: 10101001011111101101011111000102
- Hexadecimal: 0x54BF6BE2
- Base-36: NIIRXE
Squares and roots of 1421831138
- 1421831138 squared (14218311382) is 2021603784986375044
- 1421831138 cubed (14218311383) is 2874379210192284943305320072
-
The
square root of 1421831138 is 37707.1762135539 -
The
cube root of 1421831138 is 1124.4737984919
Scales and comparisons
How big is 1421831138?- 1,421,831,138 seconds is equal to 45 years, 10 weeks, 6 days, 9 hours, 5 minutes, 38 seconds.
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To count from 1 to 1,421,831,138 would take you about ninety 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 1421831138 cubic inches would be around 93.7 feet tall.
Recreational maths with 1421831138
- 1421831138 backwards is 8311381241
- The number of decimal digits it has is: 10
- The sum of 1421831138's digits is 32
- More coming soon!
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The information we have on file for 1421831138 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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