18165908112812064

Names of 18165908112812064

• Cardinal: 18165908112812064 can be written as Eighteen quadrillion, one hundred sixty-five trillion, nine hundred eight billion, one hundred twelve million, eight hundred twelve thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8165908112812064 × 10¹⁶

Factors of 18165908112812064

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 38561

Divisors of 18165908112812064

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 66 72 81 88 96 99 108 132 144 162 176 198 216 264 288 297 324 352 396 432 528 594 648 792 864 891 1056 1188 1296 1584 1782 2239 2376 2592 3168 3564 4478 4752 6717 7128 8956 9504 11447 13434 14256 17912 20151 22894 24629 24859 26868 28512 34341 35824 40302 45788 49258 49718 53736 60453 68682 71648 73887 74577 80604 91576 98516 99436 103023 107472 120906 125917 137364 147774 149154 161208 181359 183152 197032 198872 206046 214944 221661 223731 241812 251834 273449 274728 295548 298308 309069 322416 362718 366304 377751 394064 397744 412092 443322 447462 483624 503668 546898 549456 591096 596616 618138 644832 664983 671193 725436 755502 788128 795488 820347 824184 886644 894924 927207 967248 1007336 1093796 1098912 1133253 1182192 1193232 1236276 1329966 1342386 1450872 1511004 1640694 1648368 1773288 1789848 1854414 1934496 1994949 2013579 2014672 2187592 2266506 2364384 2386464 2461041 2472552 2659932 2684772 2901744 3022008 3281388 3296736 3399759 3546576 3579696 3708828 3989898 4027158 4029344 4375184 4533012 4922082 4945104 5319864 5369544 5803488 6044016 6562776 6799518 7093152 7159392 7383123 7417656 7979796 8054316 8750368 9066024 9844164 9890208 10199277 10639728 10739088 12088032 13125552 13599036 14766246 14835312 15959592 16108632 18132048 19688328 20398554 21279456 21478176 22149369 25629833 26251104 27198072 29532492 29670624 31919184 32217264 36264096 39376656 40797108 44298738 51259666 54396144 55659301 59064984 63838368 64434528 76889499 78753312 81594216 88597476 102519332 108792288 111318602 118129968 153778998 163188432 166977903 177194952 205038664 222637204 230668497 236259936 281928163 284560973 307557996 326376864 333955806 354389904 410077328 445274408 461336994 500933709 563856326 569121946 612252311 615115992 667911612 692005491 708779808 820154656 845784489 853682919 890548816 922673988 1001867418 1127712652 1138243892 1224504622 1230231984 1335823224 1384010982 1502801127 1691568978 1707365838 1781097632 1836756933 1845347976 2003734836 2076016473 2255425304 2276487784 2449009244 2460463968 2537353467 2561048757 2671646448 2768021964 3005602254 3130170703 3383137956 3414731676 3673513866 3690695952 4007469672 4152032946 4508403381 4510850608 4552975568 4898018488 5074706934 5122097514 5343292896 5510270799 5536043928 6011204508 6260341406 6766275912 6829463352 7347027732 7381391904 7612060401 7683146271 8014939344 8304065892 9016806762 9021701216 9105951136 9390512109 9796036976 10149413868 10244195028 11020541598 11072087856 12022409016 12520682812 13532551824 13658926704 14694055464 15224120802 15366292542 16029878688 16530812397 16608131784 18033613524 18781024218 19592073952 20298827736 20488390056 22041083196 22144175712 22836181203 23049438813 24044818032 25041365624 27065103648 27317853408 28171536327 29388110928 30448241604 30732585084 33061624794 33216263568 36067227048 37562048436 40597655472 40976780112 44082166392 45672362406 46098877626 48089636064 49592437191 50082731248 56343072654 58776221856 60896483208 61465170168 66123249588 66432527136 72134454096 75124096872 81195310944 81953560224 84514608981 88164332784 91344724812 92197755252 99184874382 100165462496 112686145308 121792966416 122930340336 132246499176 144268908192 150248193744 169029217962 176328665568 182689449624 184395510504 198369748764 225372290616 243585932832 245860680672 253543826943 264492998352 300496387488 338058435924 365378899248 368791021008 396739497528 450744581232 507087653886 528985996704 637132018547 676116871848 730757798496 737582042016 793478995056 901489162464 1014175307772 1274264037094 1352233743696 1586957990112 1911396055641 2028350615544 2548528074188 2704467487392 3822792111282 4056701231088 5097056148376 5734188166923 7008452204017 7645584222564 8113402462176 10194112296752 11468376333846 14016904408034 15291168445128 17202564500769 20388224593504 21025356612051 22936752667692 28033808816068 30582336890256 34405129001538 42050713224102 45873505335384 51607693502307 56067617632136 61164673780512 63076069836153 68810258003076 84101426448204 91747010670768 103215387004614 112135235264272 126152139672306 137620516006152 168202852896408 183494021341536 189228209508459 206430774009228 224270470528544 252304279344612 275241032012304 336405705792816 378456419016918 412861548018456 504608558689224 550482064024608 567684628525377 672811411585632 756912838033836 825723096036912 1009217117378448 1135369257050754 1513825676067672 1651446192073824 2018434234756896 2270738514101508 3027651352135344 4541477028203016 6055302704270688 9082954056406032 18165908112812064
• Sum of all divisors σ(n): 58315758559027200
• Sum of proper divisors (its aliquot sum) s(n): 40149850446215136
• 18165908112812064 is an abundant number, because the sum of its proper divisors (40149850446215136) is greater than itself. Its abundance is 21983942333403072

Bases of 18165908112812064

• Binary: 1000000100010011100110000010100000101100010100000100000₂
• Hexadecimal: 0x4089CC14162820
• Base-36: 4YV9YZ8IQ00

Squares and roots of 18165908112812064

• 18165908112812064 squared (18165908112812064²) is 330000217563131164554785783940096
• 18165908112812064 cubed (18165908112812064³) is 5994753629459830590980976486912686811308282118144
• The square root of 18165908112812064 is 134780963.4659585893
• The cube root of 18165908112812064 is 262876.8675378371

Scales and comparisons

• 18,165,908,112,812,064 seconds is equal to 577,619,687 years, 7 weeks, 3 days, 12 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,165,908,112,812,064 would take you about one billion, seven hundred thirty-two million, eight hundred fifty-nine thousand and sixty-one 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 18165908112812064 cubic inches would be around 21906.4 feet tall.

Recreational maths with 18165908112812064

• 18165908112812064 backwards is 46021821180956181
• The number of decimal digits it has is: 17
• The sum of 18165908112812064's digits is 63
• More coming soon!