18311328136920
18,311,328,136,920 is an even composite number composed of seven prime numbers multiplied together.
18311328136920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 18311328136920:
23 × 3 × 5 × 7 × 13 × 271 × 6187681
(2 × 2 × 2 × 3 × 5 × 7 × 13 × 271 × 6187681)See below for interesting mathematical facts about the number 18311328136920 from the Numbermatics database.
Names of 18311328136920
- Cardinal: 18311328136920 can be written as Eighteen trillion, three hundred eleven billion, three hundred twenty-eight million, one hundred thirty-six thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.831132813692 × 1013
Factors of 18311328136920
Divisors of 18311328136920
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 42 52 56 60 65 70 78 84 91 104 105 120 130 140 156 168 182 195 210 260 271 273 280 312 364 390 420 455 520 542 546 728 780 813 840 910 1084 1092 1355 1365 1560 1626 1820 1897 2168 2184 2710 2730 3252 3523 3640 3794 4065 5420 5460 5691 6504 7046 7588 8130 9485 10569 10840 10920 11382 14092 15176 16260 17615 18970 21138 22764 24661 28184 28455 32520 35230 37940 42276 45528 49322 52845 56910 70460 73983 75880 84552 98644 105690 113820 123305 140920 147966 197288 211380 227640 246610 295932 369915 422760 493220 591864 739830 986440 1479660 2959320 6187681 12375362 18563043 24750724 30938405 37126086 43313767 49501448 61876810 74252172 80439853 86627534 92815215 123753620 129941301 148504344 160879706 173255068 185630430 216568835 241319559 247507240 259882602 321759412 346510136 371260860 402199265 433137670 482639118 519765204 563078971 643518824 649706505 742521720 804398530 866275340 965278236 1039530408 1126157942 1206597795 1299413010 1608797060 1676861551 1689236913 1732550680 1930556472 2252315884 2413195590 2598826020 2815394855 3217594120 3353723102 3378473826 4504631768 4826391180 5030584653 5197652040 5630789710 6707446204 6756947652 8384307755 8446184565 9652782360 10061169306 11261579420 11738030857 13414892408 13513895304 16768615510 16892369130 20122338612 21799200163 22523158840 23476061714 25152923265 33537231020 33784738260 35214092571 40244677224 43598400326 46952123428 50305846530 58690154285 65397600489 67074462040 67569476520 70428185142 87196800652 93904246856 100611693060 108996000815 117380308570 130795200978 140856370284 152594401141 174393601304 176070462855 201223386120 217992001630 234760617140 261590401956 281712740568 305188802282 326988002445 352140925710 435984003260 457783203423 469521234280 523180803912 610377604564 653976004890 704281851420 762972005705 871968006520 915566406846 1220755209128 1307952009780 1408563702840 1525944011410 1831132813692 2288916017115 2615904019560 3051888022820 3662265627384 4577832034230 6103776045640 9155664068460 18311328136920
- Sum of all divisors σ(n): 67860556001280
- Sum of proper divisors (its aliquot sum) s(n): 49549227864360
- 18311328136920 is an abundant number, because the sum of its proper divisors (49549227864360) is greater than itself. Its abundance is 31237899727440
Bases of 18311328136920
- Binary: 1000010100111011100000011010101111110110110002
- Hexadecimal: 0x10A770357ED8
- Base-36: 6HO3VZKRC
Squares and roots of 18311328136920
- 18311328136920 squared (183113281369202) is 335304738137958078267086400
- 18311328136920 cubed (183113281369203) is 6139875085908184367247510751068669888000
-
The
square root of 18311328136920 is 4279173.7680211119 -
The
cube root of 18311328136920 is 26357.6456500301
Scales and comparisons
How big is 18311328136920?- 18,311,328,136,920 seconds is equal to 582,243 years, 30 weeks, 6 days, 6 hours, 2 minutes.
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To count from 1 to 18,311,328,136,920 would take you about one million, four hundred fifty-five thousand, six hundred eight 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 18311328136920 cubic inches would be around 2196.5 feet tall.
Recreational maths with 18311328136920
- 18311328136920 backwards is 02963182311381
- The number of decimal digits it has is: 14
- The sum of 18311328136920's digits is 48
- More coming soon!
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The information we have on file for 18311328136920 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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