1989908466
1,989,908,466 is an even composite number composed of six prime numbers multiplied together.
1989908466 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 1989908466:
2 × 3 × 7 × 13 × 47 × 77543
See below for interesting mathematical facts about the number 1989908466 from the Numbermatics database.
Names of 1989908466
- Cardinal: 1989908466 can be written as One billion, nine hundred eighty-nine million, nine hundred eight thousand, four hundred sixty-six.
Scientific notation
- Scientific notation: 1.989908466 × 109
Factors of 1989908466
Divisors of 1989908466
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 7 13 14 21 26 39 42 47 78 91 94 141 182 273 282 329 546 611 658 987 1222 1833 1974 3666 4277 8554 12831 25662 77543 155086 232629 465258 542801 1008059 1085602 1628403 2016118 3024177 3256806 3644521 6048354 7056413 7289042 10933563 14112826 21169239 21867126 25511647 42338478 47378773 51023294 76534941 94757546 142136319 153069882 284272638 331651411 663302822 994954233 1989908466
- Sum of all divisors σ(n): 5002518528
- Sum of proper divisors (its aliquot sum) s(n): 3012610062
- 1989908466 is an abundant number, because the sum of its proper divisors (3012610062) is greater than itself. Its abundance is 1022701596
Bases of 1989908466
- Binary: 11101101001101110010111111100102
- Hexadecimal: 0x769B97F2
- Base-36: WWQN76
Squares and roots of 1989908466
- 1989908466 squared (19899084662) is 3959735703058473156
- 1989908466 cubed (19899084663) is 7879511598638517826158138696
-
The
square root of 1989908466 is 44608.3900852745 -
The
cube root of 1989908466 is 1257.7983863743
Scales and comparisons
How big is 1989908466?- 1,989,908,466 seconds is equal to 63 years, 14 weeks, 1 day, 8 hours, 21 minutes, 6 seconds.
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To count from 1 to 1,989,908,466 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 1989908466 cubic inches would be around 104.8 feet tall.
Recreational maths with 1989908466
- 1989908466 backwards is 6648099891
- The number of decimal digits it has is: 10
- The sum of 1989908466's digits is 60
- More coming soon!
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The information we have on file for 1989908466 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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