18385881981984

Names of 18385881981984

• Cardinal: 18385881981984 can be written as Eighteen trillion, three hundred eighty-five billion, eight hundred eighty-one million, nine hundred eighty-one thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.8385881981984 × 10¹³

Factors of 18385881981984

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5774

Divisors of 18385881981984

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 61 66 72 88 96 97 99 122 132 144 176 181 183 194 198 244 264 288 291 352 362 366 388 396 488 528 543 549 582 671 724 732 776 792 873 976 1056 1067 1086 1098 1164 1342 1448 1464 1552 1584 1629 1746 1952 1991 2013 2134 2172 2196 2328 2684 2896 2928 3104 3168 3201 3258 3492 3982 4026 4268 4344 4392 4656 5368 5419 5792 5856 5917 5973 6039 6402 6516 6984 7964 8052 8536 8688 8784 9312 9603 10736 10838 11041 11834 11946 12078 12804 13032 13968 15928 16104 16257 17072 17376 17557 17568 17751 17919 19206 21472 21676 22082 23668 23892 24156 25608 26064 27936 31856 32208 32514 33123 34144 35114 35502 35838 38412 43352 44164 47336 47784 48312 48771 51216 52128 52671 53253 59609 63712 64416 65028 65087 66246 70228 71004 71676 76824 86704 88328 94672 95568 96624 97542 99369 102432 105342 106506 119218 121451 130056 130174 132492 140456 142008 143352 153648 158013 173408 176656 178827 189344 191136 193127 193248 195084 195261 198738 210684 213012 238436 242902 260112 260348 264984 280912 284016 286704 307296 316026 330559 353312 357654 364353 386254 390168 390522 397476 421368 426024 476872 485804 520224 520696 525643 529968 536481 561824 568032 573408 579381 585783 632052 661118 715308 728706 772508 780336 781044 794952 842736 852048 953744 971608 980839 991677 1041392 1051286 1059936 1070977 1072962 1093059 1158762 1171566 1264104 1322236 1430616 1457412 1545016 1560672 1562088 1576929 1589904 1685472 1704096 1738143 1907488 1943216 1961678 1983354 2082784 2102572 2141954 2145924 2186118 2317524 2343132 2528208 2644472 2861232 2914824 2942517 2975031 3090032 3124176 3153858 3179808 3212931 3476286 3636149 3886432 3923356 3966708 4205144 4283908 4291848 4372236 4635048 4686264 4730787 5056416 5288944 5722464 5782073 5829648 5885034 5950062 6180064 6248352 6307716 6425862 6952572 7272298 7846712 7933416 8410288 8567816 8583696 8744472 8827551 9270096 9372528 9461574 9638793 10577888 10789229 10908447 11564146 11659296 11770068 11780747 11900124 12615432 12851724 13905144 14544596 15693424 15866832 16820576 17135632 17167392 17346219 17488944 17655102 18540192 18745056 18923148 19277586 21578458 21816894 23128292 23540136 23561494 23800248 25230864 25703448 27810288 29089192 31386848 31733664 32064223 32367687 32725341 34271264 34692438 34977888 35310204 35342241 37846296 38555172 43156916 43633788 46256584 47080272 47122988 47600496 50461728 51406896 52038657 55620576 58178384 59831179 64128446 64735374 65450682 69384876 70620408 70684482 75692592 77110344 86313832 87267576 92513168 94160544 94245976 95141383 95200992 96192669 97103061 102813792 104077314 106026723 116356768 119662358 128256892 129470748 130901364 138769752 141240816 141368964 151385184 154220688 172627664 174535152 179493537 185026336 188491952 190282766 192385338 194206122 208154628 212053446 239324716 256513784 258941496 261802728 277539504 282481632 282737928 285424149 288578007 308441376 345255328 349070304 352706453 358987074 376983904 380565532 384770676 388412244 416309256 424106892 478649432 513027568 517882992 523605456 538480611 555079008 565475856 570848298 577156014 658142969 705412906 717974148 761131064 769541352 776824488 832618512 848213784 856272447 957298864 1026055136 1035765984 1046555213 1047210912 1058119359 1076961222 1130951712 1141696596 1154312028 1316285938 1410825812 1435948296 1522262128 1539082704 1553648976 1665237024 1696427568 1712544894 1914597728 1974428907 2093110426 2116238718 2153922444 2283393192 2308624056 2632571876 2821651624 2871896592 3044524256 3078165408 3107297952 3139665639 3174358077 3392855136 3425089788 3948857814 4186220852 4232477436 4307844888 4566786384 4617248112 5265143752 5643303248 5743793184 5803624363 5923286721 6279331278 6348716154 6850179576 7897715628 8372441704 8464954872 8615689776 9133572768 9234496224 9418996917 10530287504 11286606496 11607248726 11846573442 12558662556 12697432308 13700359152 15795431256 16744883408 16929909744 17231379552 17410873089 18837993834 21060575008 23214497452 23693146884 25117325112 25394864616 27400718304 31590862512 33489766816 33859819488 34821746178 37675987668 46428994904 47386293768 50234650224 50789729232 52232619267 63181725024 63839867993 69643492356 75351975336 92857989808 94772587536 100469300448 101579458464 104465238534 127679735986 139286984712 150703950672 185715979616 189545175072 191519603979 208930477068 255359471972 278573969424 301407901344 383039207958 417860954136 510718943944 557147938848 574558811937 766078415916 835721908272 1021437887888 1149117623874 1532156831832 1671443816544 2042875775776 2298235247748 3064313663664 4596470495496 6128627327328 9192940990992 18385881981984
• Sum of all divisors σ(n): 58905193576320
• Sum of proper divisors (its aliquot sum) s(n): 40519311594336
• 18385881981984 is an abundant number, because the sum of its proper divisors (40519311594336) is greater than itself. Its abundance is 22133429612352

Bases of 18385881981984

• Binary: 100001011100011001011111101101110010000100000₂
• Hexadecimal: 0x10B8CBF6E420
• Base-36: 6IMCVF7S0

Squares and roots of 18385881981984

• 18385881981984 squared (18385881981984²) is 338040656255443900100576256
• 18385881981984 cubed (18385881981984³) is 6215175611025012941770905870605810171904
• The square root of 18385881981984 is 4287876.1621558055
• The cube root of 18385881981984 is 26393.3685813625

Scales and comparisons

• 18,385,881,981,984 seconds is equal to 584,614 years, 9 weeks, 23 hours, 26 minutes, 24 seconds.
• To count from 1 to 18,385,881,981,984 would take you about one million, four hundred sixty-one thousand, five hundred thirty-five 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 18385881981984 cubic inches would be around 2199.4 feet tall.

Recreational maths with 18385881981984

• 18385881981984 backwards is 48918918858381
• The number of decimal digits it has is: 14
• The sum of 18385881981984's digits is 81
• More coming soon!