18668469243008

Names of 18668469243008

• Cardinal: 18668469243008 can be written as Eighteen trillion, six hundred sixty-eight billion, four hundred sixty-nine million, two hundred forty-three thousand and eight.

Scientific notation

• Scientific notation: 1.8668469243008 × 10¹³

Factors of 18668469243008

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 672

Divisors of 18668469243008

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 8 13 16 26 32 37 52 53 64 74 104 106 113 128 148 197 208 212 226 257 296 394 416 424 452 481 514 592 689 788 832 848 904 962 1028 1184 1378 1469 1576 1664 1696 1808 1924 1961 2056 2368 2561 2756 2938 3152 3341 3392 3616 3848 3922 4112 4181 4736 5122 5512 5876 5989 6304 6682 6784 7232 7289 7696 7844 8224 8362 9509 10244 10441 11024 11752 11978 12608 13364 13621 14464 14578 15392 15688 16448 16724 19018 20488 20882 22048 22261 23504 23956 25216 25493 26728 27242 29041 29156 30784 31376 32896 33448 38036 40976 41764 44096 44522 47008 47912 50629 50986 53456 54353 54484 58082 58312 61568 62752 66896 76072 77857 81952 83528 88192 89044 94016 94757 95824 101258 101972 106912 108706 108968 116164 116624 123617 125504 133792 135733 152144 155714 163904 167056 177073 178088 188032 189514 191648 202516 203944 213824 217412 217936 221593 232328 233248 247234 251008 267584 271466 289393 304288 311428 327808 334112 354146 356176 377533 379028 383296 386317 405032 407888 427648 434824 435872 443186 464656 466496 494468 503977 535168 542932 578786 608576 622856 658177 668224 708292 712352 755066 758056 766592 772634 810064 815776 823657 869648 871744 886372 929312 932992 988936 1007954 1074517 1085864 1157572 1179833 1217152 1245712 1316354 1336448 1416584 1424704 1510132 1516112 1539173 1545268 1620128 1631552 1647314 1739296 1743488 1772744 1858624 1873273 1977872 2015908 2149034 2171728 2315144 2359666 2491424 2632708 2683337 2833168 2849408 2880709 3020264 3032224 3078346 3090536 3240256 3263104 3294628 3478592 3545488 3717248 3746546 3955744 4031816 4298068 4343456 4630288 4719332 4982848 5022121 5265416 5366674 5666336 5721077 5761418 6040528 6064448 6156692 6181072 6480512 6551701 6589256 6957184 7090976 7493092 7911488 8063632 8596136 8686912 9260576 9438664 9965696 10044242 10530832 10707541 10733348 11332672 11442154 11522836 12081056 12128896 12313384 12362144 13103402 13178512 13968721 14181952 14986184 15337829 15822976 16127264 17192272 17373824 18521152 18877328 20009249 20088484 21061664 21415082 21466696 22665344 22884308 23045672 24162112 24352549 24626768 24724288 26206804 26357024 27937442 28363904 29972368 30675658 32254528 34384544 34883381 37042304 37754656 40018498 40176968 42123328 42830164 42933392 43653821 45768616 46091344 48324224 48705098 49253536 49448576 52413608 52714048 55874884 56949401 59944736 61351316 64509056 68769088 69766762 74374001 75509312 80036996 80353936 84246656 85660328 85866784 87307642 91537232 92182688 97410196 98507072 99283469 104827216 105428096 111749768 113898802 119889472 122702632 137538176 139533524 148748002 151018624 160073992 160707872 171320656 171733568 174615284 183074464 184365376 194820392 197014144 198566938 209654432 211679849 223499536 227797604 239778944 245405264 279067048 297496004 303217081 320147984 321415744 342641312 343467136 349230568 366148928 368730752 389640784 397133876 419308864 423359698 446999072 455595208 490810528 558134096 567499673 594992008 606434162 640295968 642831488 685282624 698461136 732297856 740342213 779281568 794267752 838617728 846719396 893998144 911190416 981621056 1116268192 1134999346 1189984016 1212868324 1280591936 1290685097 1370565248 1396922272 1480684426 1558563136 1588535504 1693438792 1787996288 1822380832 1963242112 2232536384 2269998692 2379968032 2425736648 2561183872 2581370194 2751838037 2793844544 2961368852 3117126272 3177071008 3386877584 3644761664 3941822053 4465072768 4539997384 4759936064 4851473296 5162740388 5503676074 5587689088 5922737704 6354142016 6773755168 7289523328 7883644106 9079994768 9519872128 9702946592 10325480776 11007352148 11219031997 11845475408 12708284032 13547510336 15767288212 18159989536 19405893184 20650961552 22014704296 22438063994 23690950816 27095020672 31534576424 36319979072 38811786368 41301923104 44029408592 44876127988 47381901632 63069152848 72639958144 82603846208 88058817184 89752255976 94763803264 126138305696 145847415961 165207692416 176117634368 179504511952 252276611392 291694831922 352235268736 359009023904 504553222784 583389663844 718018047808 1166779327688 1436036095616 2333558655376 4667117310752 9334234621504 18668469243008
• Sum of all divisors σ(n): 42661421288640
• Sum of proper divisors (its aliquot sum) s(n): 23992952045632
• 18668469243008 is an abundant number, because the sum of its proper divisors (23992952045632) is greater than itself. Its abundance is 5324482802624

Bases of 18668469243008

• Binary: 100001111101010010111011110100100110010000000₂
• Hexadecimal: 0x10FA977A4C80
• Base-36: 6M86CKXVK

Squares and roots of 18668469243008

• 18668469243008 squared (18668469243008²) is 348511743877135688556888064
• 18668469243008 cubed (18668469243008³) is 6506180771397389266712908964086270656512
• The square root of 18668469243008 is 4320702.4015787063
• The cube root of 18668469243008 is 26527.9019006805

Scales and comparisons

• 18,668,469,243,008 seconds is equal to 593,599 years, 29 weeks, 6 days, 20 hours, 50 minutes, 8 seconds.
• To count from 1 to 18,668,469,243,008 would take you about one million, four hundred eighty-three thousand, nine hundred ninety-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 18668469243008 cubic inches would be around 2210.7 feet tall.

Recreational maths with 18668469243008

• 18668469243008 backwards is 80034296486681
• The number of decimal digits it has is: 14
• The sum of 18668469243008's digits is 65
• More coming soon!