18994085389440
18,994,085,389,440 is an even composite number composed of seven prime numbers multiplied together.
18994085389440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 18994085389440:
27 × 32 × 5 × 7 × 131 × 313 × 11489
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 131 × 313 × 11489)See below for interesting mathematical facts about the number 18994085389440 from the Numbermatics database.
Names of 18994085389440
- Cardinal: 18994085389440 can be written as Eighteen trillion, nine hundred ninety-four billion, eighty-five million, three hundred eighty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.899408538944 × 1013
Factors of 18994085389440
Divisors of 18994085389440
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 131 140 144 160 168 180 192 210 224 240 252 262 280 288 313 315 320 336 360 384 393 420 448 480 504 524 560 576 626 630 640 655 672 720 786 840 896 917 939 960 1008 1048 1120 1152 1179 1252 1260 1310 1344 1440 1565 1572 1680 1834 1878 1920 1965 2016 2096 2191 2240 2358 2504 2520 2620 2688 2751 2817 2880 3130 3144 3360 3668 3756 3930 4032 4192 4382 4480 4585 4695 4716 5008 5040 5240 5502 5634 5760 5895 6260 6288 6573 6720 7336 7512 7860 8064 8253 8384 8764 9170 9390 9432 10016 10080 10480 10955 11004 11268 11489 11790 12520 12576 13146 13440 13755 14085 14672 15024 15720 16506 16768 17528 18340 18780 18864 19719 20032 20160 20960 21910 22008 22536 22978 23580 25040 25152 26292 27510 28170 29344 30048 31440 32865 33012 34467 35056 36680 37560 37728 39438 40064 40320 41003 41265 41920 43820 44016 45072 45956 47160 50080 50304 52584 55020 56340 57445 58688 60096 62880 65730 66024 68934 70112 73360 75120 75456 78876 80423 82006 82530 83840 87640 88032 90144 91912 94320 98595 100160 103401 105168 110040 112680 114890 117376 120192 123009 125760 131460 132048 137868 140224 146720 150240 150912 157752 160846 164012 165060 172335 175280 176064 180288 183824 188640 197190 200320 205015 206802 210336 220080 225360 229780 241269 246018 251520 262920 264096 275736 280448 287021 293440 300480 315504 321692 328024 330120 344670 350560 352128 360576 367648 369027 377280 394380 402115 410030 413604 420672 440160 450720 459560 482538 492036 517005 525840 528192 551472 574042 586880 600960 615045 631008 643384 656048 660240 689340 701120 723807 735296 738054 754560 788760 804230 820060 827208 841344 861063 880320 901440 919120 965076 984072 1034010 1051680 1056384 1102944 1148084 1206345 1230090 1262016 1286768 1312096 1320480 1378680 1402240 1435105 1447614 1470592 1476108 1505059 1577520 1608460 1640120 1654416 1722126 1760640 1802880 1838240 1845135 1930152 1968144 2068020 2103360 2205888 2296168 2412690 2460180 2524032 2573536 2583189 2624192 2640960 2757360 2870210 2895228 2952216 3010118 3155040 3216920 3280240 3308832 3444252 3596057 3619035 3676480 3690270 3860304 3936288 4136040 4206720 4305315 4411776 4515177 4592336 4825380 4920360 5147072 5166378 5248384 5281920 5514720 5740420 5790456 5904432 6020236 6310080 6433840 6560480 6617664 6888504 7192114 7238070 7352960 7380540 7525295 7720608 7872576 8272080 8610630 9030354 9184672 9650760 9840720 10294144 10332756 10535413 10788171 11029440 11480840 11580912 11808864 12040472 12620160 12867680 12915945 13120960 13235328 13545531 13777008 14384228 14476140 14761080 15050590 15441216 15745152 16544160 17221260 17980285 18060708 18369344 19301520 19681440 20665512 21070826 21576342 22058880 22575885 22961680 23161824 23617728 24080944 25172399 25735360 25831890 26241920 27091062 27554016 28768456 28952280 29522160 30101180 30882432 31606239 32364513 33088320 34442520 35960570 36121416 36738688 38603040 39362880 41331024 42141652 43152684 45151770 45923360 46323648 47235456 48161888 50344798 51470720 51663780 52677065 53940855 54182124 55108032 57536912 57904560 59044320 60202360 63212478 64729026 66176640 67727655 68885040 71921140 72242832 75517197 77206080 78725760 82662048 84283304 86305368 90303540 91846720 92647296 94818717 96323776 100689596 103327560 105354130 107881710 108364248 110216064 115073824 115809120 118088640 120404720 125861995 126424956 129458052 135455310 137770080 143842280 144485664 151034394 154412160 158031195 161822565 165324096 168566608 172610736 180607080 183693440 189637434 192647552 201379192 206655120 210708260 215763420 216728496 226551591 230147648 231618240 236177280 240809440 251723990 252849912 258916104 270910620 275540160 287684560 288971328 302068788 316062390 323645130 330648192 337133216 345221472 361214160 377585985 379274868 402758384 413310240 421416520 431526840 433456992 453103182 460295296 463236480 471083467 474093585 481618880 503447980 505699824 517832208 541821240 551080320 575369120 577942656 604137576 632124780 647290260 674266432 690442944 722428320 755171970 758549736 805516768 826620480 842833040 863053680 866913984 906206364 942166934 948187170 963237760 1006895960 1011399648 1035664416 1083642480 1132757955 1150738240 1208275152 1264249560 1294580520 1348532864 1380885888 1413250401 1444856640 1510343940 1517099472 1611033536 1653240960 1685666080 1726107360 1733827968 1812412728 1884333868 1896374340 2013791920 2022799296 2071328832 2167284960 2265515910 2301476480 2355417335 2416550304 2528499120 2589161040 2826500802 2889713280 3020687880 3034198944 3222067072 3297584269 3371332160 3452214720 3624825456 3768667736 3792748680 4027583840 4045598592 4142657664 4239751203 4334569920 4531031820 4710834670 4833100608 5056998240 5178322080 5653001604 6041375760 6068397888 6595168538 6742664320 6904429440 7066252005 7249650912 7537335472 7585497360 8055167680 8479502406 8669139840 9062063640 9421669340 9666201216 9892752807 10113996480 10356644160 11306003208 12082751520 12136795776 13190337076 14132504010 14499301824 15074670944 15170994720 16110335360 16487921345 16959004812 18124127280 18843338680 19785505614 20227992960 20713288320 21198756015 22612006416 24165503040 26380674152 28265008020 28998603648 29678258421 30149341888 30341989440 32975842690 33918009624 36248254560 37686677360 39571011228 42397512030 45224012832 48331006080 49463764035 52761348304 56530016040 59356516842 60298683776 60683978880 65951685380 67836019248 72496509120 75373354720 79142022456 84795024060 90448025664 98927528070 105522696608 113060032080 118713033684 131903370760 135672038496 144993018240 148391292105 150746709440 158284044912 169590048120 180896051328 197855056140 211045393216 226120064160 237426067368 263806741520 271344076992 296782584210 301493418880 316568089824 339180096240 395710112280 422090786432 452240128320 474852134736 527613483040 542688153984 593565168420 633136179648 678360192480 791420224560 904480256640 949704269472 1055226966080 1187130336840 1266272359296 1356720384960 1582840449120 1899408538944 2110453932160 2374260673680 2713440769920 3165680898240 3798817077888 4748521347360 6331361796480 9497042694720 18994085389440
- Sum of all divisors σ(n): 75778914182400
- Sum of proper divisors (its aliquot sum) s(n): 56784828792960
- 18994085389440 is an abundant number, because the sum of its proper divisors (56784828792960) is greater than itself. Its abundance is 37790743403520
Bases of 18994085389440
- Binary: 1000101000110011001111011011001100100100000002
- Hexadecimal: 0x114667B66480
- Base-36: 6QDRG10G0
Squares and roots of 18994085389440
- 18994085389440 squared (189940853894402) is 360775279781338076463513600
- 18994085389440 cubed (189940853894403) is 6852596470565841796128777215006736384000
-
The
square root of 18994085389440 is 4358220.4383716067 -
The
cube root of 18994085389440 is 26681.2473302839
Scales and comparisons
How big is 18994085389440?- 18,994,085,389,440 seconds is equal to 603,953 years, 8 weeks, 3 days, 6 hours, 24 minutes.
-
To count from 1 to 18,994,085,389,440 would take you about one million, five hundred nine thousand, eight hundred eighty-two 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 18994085389440 cubic inches would be around 2223.4 feet tall.
Recreational maths with 18994085389440
- 18994085389440 backwards is 04498358049981
- 18994085389440 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 18994085389440's digits is 72
- More coming soon!
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The information we have on file for 18994085389440 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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