18038869908840
18,038,869,908,840 is an even composite number composed of six prime numbers multiplied together.
18038869908840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 18038869908840:
23 × 34 × 5 × 11 × 89 × 5686979
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 11 × 89 × 5686979)See below for interesting mathematical facts about the number 18038869908840 from the Numbermatics database.
Names of 18038869908840
- Cardinal: 18038869908840 can be written as Eighteen trillion, thirty-eight billion, eight hundred sixty-nine million, nine hundred eight thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.803886990884 × 1013
Factors of 18038869908840
Divisors of 18038869908840
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 27 30 33 36 40 44 45 54 55 60 66 72 81 88 89 90 99 108 110 120 132 135 162 165 178 180 198 216 220 264 267 270 297 324 330 356 360 396 405 440 445 495 534 540 594 648 660 712 792 801 810 890 891 979 990 1068 1080 1188 1320 1335 1485 1602 1620 1780 1782 1958 1980 2136 2376 2403 2670 2937 2970 3204 3240 3560 3564 3916 3960 4005 4455 4806 4895 5340 5874 5940 6408 7128 7209 7832 8010 8811 8910 9612 9790 10680 11748 11880 12015 14418 14685 16020 17622 17820 19224 19580 23496 24030 26433 28836 29370 32040 35244 35640 36045 39160 44055 48060 52866 57672 58740 70488 72090 79299 88110 96120 105732 117480 132165 144180 158598 176220 211464 264330 288360 317196 352440 396495 528660 634392 792990 1057320 1585980 3171960 5686979 11373958 17060937 22747916 28434895 34121874 45495832 51182811 56869790 62556769 68243748 85304685 102365622 113739580 125113538 136487496 153548433 170609370 187670307 204731244 227479160 250227076 255914055 307096866 312783845 341218740 375340614 409462488 460645299 500454152 506141131 511828110 563010921 614193732 625567690 682437480 750681228 767742165 921290598 938351535 1012282262 1023656220 1126021842 1228387464 1251135380 1501362456 1518423393 1535484330 1689032763 1842581196 1876703070 2024564524 2047312440 2252043684 2303226495 2502270760 2530705655 2815054605 3036846786 3070968660 3378065526 3685162392 3753406140 4049129048 4504087368 4555270179 4606452990 5061411310 5067098289 5567552441 5630109210 6073693572 6141937320 6756131052 7506812280 7592116965 8445163815 9110540358 9212905980 10122822620 10134196578 11135104882 11260218420 12147387144 13512262104 13665810537 15184233930 16702657323 16890327630 18221080716 18425811960 20245645240 20268393156 22270209764 22520436840 22776350895 25335491445 27331621074 27837762205 30368467860 33405314646 33780655260 36442161432 40536786312 40997431611 44540419528 45552701790 50107971969 50670982890 54663242148 55675524410 60736935720 66810629292 67561310520 68329052685 81994863222 83513286615 91105403580 100215943938 101341965780 109326484296 111351048820 133621258584 136658105370 150323915907 163989726444 167026573230 182210807160 200431887876 202683931560 204987158055 222702097640 250539859845 273316210740 300647831814 327979452888 334053146460 400863775752 409974316110 450971747721 501079719690 546632421480 601295663628 668106292920 751619579535 819948632220 901943495442 1002159439380 1202591327256 1503239159070 1639897264440 1803886990884 2004318878760 2254858738605 3006478318140 3607773981768 4509717477210 6012956636280 9019434954420 18038869908840
- Sum of all divisors σ(n): 66885709176000
- Sum of proper divisors (its aliquot sum) s(n): 48846839267160
- 18038869908840 is an abundant number, because the sum of its proper divisors (48846839267160) is greater than itself. Its abundance is 30807969358320
Bases of 18038869908840
- Binary: 1000001101000000000000110111011011101011010002
- Hexadecimal: 0x1068006EDD68
- Base-36: 6E6XXE6I0
Squares and roots of 18038869908840
- 18038869908840 squared (180388699088402) is 325400827588053229910145600
- 18038869908840 cubed (180388699088403) is 5869863197089766324502295720863127104000
-
The
square root of 18038869908840 is 4247219.0794495167 -
The
cube root of 18038869908840 is 26226.2648200555
Scales and comparisons
How big is 18038869908840?- 18,038,869,908,840 seconds is equal to 573,580 years, 13 weeks, 5 days, 12 hours, 54 minutes.
-
To count from 1 to 18,038,869,908,840 would take you about one million, four hundred thirty-three thousand, nine hundred fifty 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 18038869908840 cubic inches would be around 2185.5 feet tall.
Recreational maths with 18038869908840
- 18038869908840 backwards is 04880996883081
- 18038869908840 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 18038869908840's digits is 72
- More coming soon!
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