1990138688
1,990,138,688 is an even composite number composed of four prime numbers multiplied together.
1990138688 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.
Prime factorization of 1990138688:
26 × 29 × 41 × 26153
(2 × 2 × 2 × 2 × 2 × 2 × 29 × 41 × 26153)See below for interesting mathematical facts about the number 1990138688 from the Numbermatics database.
Names of 1990138688
- Cardinal: 1990138688 can be written as One billion, nine hundred ninety million, one hundred thirty-eight thousand, six hundred eighty-eight.
Scientific notation
- Scientific notation: 1.990138688 × 109
Factors of 1990138688
Divisors of 1990138688
- Number of divisors d(n): 56
-
Complete list of divisors:
1 2 4 8 16 29 32 41 58 64 82 116 164 232 328 464 656 928 1189 1312 1856 2378 2624 4756 9512 19024 26153 38048 52306 76096 104612 209224 418448 758437 836896 1072273 1516874 1673792 2144546 3033748 4289092 6067496 8578184 12134992 17156368 24269984 31095917 34312736 48539968 62191834 68625472 124383668 248767336 497534672 995069344 1990138688
- Sum of all divisors σ(n): 4185163080
- Sum of proper divisors (its aliquot sum) s(n): 2195024392
- 1990138688 is an abundant number, because the sum of its proper divisors (2195024392) is greater than itself. Its abundance is 204885704
Bases of 1990138688
- Binary: 11101101001111100011011010000002
- Hexadecimal: 0x769F1B40
- Base-36: WWVKU8
Squares and roots of 1990138688
- 1990138688 squared (19901386882) is 3960651997474361344
- 1990138688 cubed (19901386883) is 7882246769878204798786076672
-
The
square root of 1990138688 is 44610.9704893315 -
The
cube root of 1990138688 is 1257.8468914017
Scales and comparisons
How big is 1990138688?- 1,990,138,688 seconds is equal to 63 years, 14 weeks, 4 days, 18 minutes, 8 seconds.
-
To count from 1 to 1,990,138,688 would take you about one hundred twenty-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 1990138688 cubic inches would be around 104.8 feet tall.
Recreational maths with 1990138688
- 1990138688 backwards is 8868310991
- The number of decimal digits it has is: 10
- The sum of 1990138688's digits is 53
- More coming soon!
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The information we have on file for 1990138688 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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