3989809920
3,989,809,920 is an even composite number composed of five prime numbers multiplied together.
3989809920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 3989809920:
28 × 3 × 5 × 61 × 17033
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 61 × 17033)See below for interesting mathematical facts about the number 3989809920 from the Numbermatics database.
Names of 3989809920
- Cardinal: 3989809920 can be written as Three billion, nine hundred eighty-nine million, eight hundred nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.98980992 × 109
Factors of 3989809920
Divisors of 3989809920
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 61 64 80 96 120 122 128 160 183 192 240 244 256 305 320 366 384 480 488 610 640 732 768 915 960 976 1220 1280 1464 1830 1920 1952 2440 2928 3660 3840 3904 4880 5856 7320 7808 9760 11712 14640 15616 17033 19520 23424 29280 34066 39040 46848 51099 58560 68132 78080 85165 102198 117120 136264 170330 204396 234240 255495 272528 340660 408792 510990 545056 681320 817584 1021980 1039013 1090112 1362640 1635168 2043960 2078026 2180224 2725280 3117039 3270336 4087920 4156052 4360448 5195065 5450560 6234078 6540672 8175840 8312104 10390130 10901120 12468156 13081344 15585195 16351680 16624208 20780260 21802240 24936312 31170390 32703360 33248416 41560520 49872624 62340780 65406720 66496832 83121040 99745248 124681560 132993664 166242080 199490496 249363120 265987328 332484160 398980992 498726240 664968320 797961984 997452480 1329936640 1994904960 3989809920
- Sum of all divisors σ(n): 12952108512
- Sum of proper divisors (its aliquot sum) s(n): 8962298592
- 3989809920 is an abundant number, because the sum of its proper divisors (8962298592) is greater than itself. Its abundance is 4972488672
Bases of 3989809920
- Binary: 111011011100111110101011000000002
- Hexadecimal: 0xEDCFAB00
- Base-36: 1TZFH1C
Squares and roots of 3989809920
- 3989809920 squared (39898099202) is 15918583197730406400
- 3989809920 cubed (39898099203) is 63512121154650096940351488000
-
The
square root of 3989809920 is 63164.9421752289 -
The
cube root of 3989809920 is 1586.0519270353
Scales and comparisons
How big is 3989809920?- 3,989,809,920 seconds is equal to 126 years, 44 weeks, 6 days, 8 hours, 32 minutes.
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To count from 1 to 3,989,809,920 would take you about two hundred fifty-three 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 3989809920 cubic inches would be around 132.2 feet tall.
Recreational maths with 3989809920
- 3989809920 backwards is 0299089893
- The number of decimal digits it has is: 10
- The sum of 3989809920's digits is 57
- More coming soon!
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