18213195006864

Names of 18213195006864

• Cardinal: 18213195006864 can be written as Eighteen trillion, two hundred thirteen billion, one hundred ninety-five million, six thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.8213195006864 × 10¹³

Factors of 18213195006864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 858

Divisors of 18213195006864

• Number of divisors d(n): 675
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 33 36 39 44 48 52 54 66 72 78 81 88 99 104 108 117 121 132 143 144 156 162 169 176 198 208 216 234 242 264 286 297 312 324 338 351 363 396 429 432 468 484 507 528 572 594 624 648 676 702 726 792 829 858 891 936 968 1014 1053 1089 1144 1188 1287 1296 1352 1404 1452 1521 1573 1584 1658 1716 1782 1859 1872 1936 2028 2106 2178 2288 2376 2487 2574 2704 2808 2904 3042 3146 3267 3316 3432 3564 3718 3861 4056 4212 4356 4563 4719 4752 4974 5148 5577 5616 5808 6084 6292 6534 6632 6864 7128 7436 7461 7722 8112 8424 8712 9119 9126 9438 9801 9948 10296 10777 11154 11583 12168 12584 13068 13264 13689 14157 14256 14872 14922 15444 16731 16848 17424 18238 18252 18876 19602 19896 20449 20592 21554 22308 22383 23166 24336 25168 26136 27357 27378 28314 29744 29844 30888 32331 33462 36476 36504 37752 39204 39792 40898 42471 43108 44616 44766 46332 50193 52272 54714 54756 56628 59688 61347 61776 64662 66924 67149 72952 73008 75504 78408 81796 82071 84942 86216 89232 89532 92664 96993 100309 100386 109428 109512 113256 118547 119376 122694 127413 129324 133848 134298 140101 145904 150579 156816 163592 164142 169884 172432 179064 184041 185328 193986 200618 200772 218856 219024 226512 237094 245388 246213 254826 258648 267696 268596 280202 290979 300927 301158 327184 328284 339768 355641 358128 368082 387972 401236 401544 420303 437712 474188 490776 492426 509652 517296 537192 552123 560404 581958 601854 602316 656568 679536 687241 711282 736164 738639 775944 802472 803088 840606 872937 902781 948376 981552 984852 1019304 1066923 1074384 1104246 1120808 1163916 1203708 1204632 1260909 1304017 1313136 1374482 1422564 1472328 1477278 1541111 1551888 1604944 1656369 1681212 1745874 1805562 1896752 1969704 2038608 2061723 2133846 2208492 2241616 2327832 2407416 2409264 2521818 2608034 2708343 2748964 2845128 2944656 2954556 3082222 3200769 3312738 3362424 3491748 3611124 3782727 3912051 3939408 4123446 4267692 4416984 4623333 4655664 4814832 5043636 5216068 5416686 5497928 5690256 5909112 6164444 6185169 6401538 6625476 6724848 6983496 7222248 7559651 7565454 7824102 8125029 8246892 8535384 8833968 8934133 9246666 9602307 10087272 10432136 10833372 10995856 11348181 11736153 11818224 12328888 12370338 12803076 13250952 13869999 13966992 14444496 15119302 15130908 15648204 16250058 16493784 16952221 17070768 17868266 18493332 18555507 19204614 20174544 20864272 21666744 22678953 22696362 23472306 24657776 24740676 25606152 26501904 26802399 27739998 30238604 30261816 31296408 32500116 32987568 33904442 35208459 35736532 36986664 37111014 38409228 41609997 43333488 45357906 45392724 46944612 49481352 50856663 51212304 53604798 55479996 55666521 60477208 60523632 62592816 65000232 67808884 68036859 70416918 71473064 73973328 74222028 76818456 80407197 83156161 83219994 90715812 90785448 93889224 98275463 98962704 101713326 105625377 107209596 110959992 111333042 116143729 120954416 124829991 130000464 135617768 136073718 140833836 142946128 148444056 152569989 153636912 160814394 166312322 166439988 181431624 181570896 187778448 196550926 203426652 204110577 211250754 214419192 221919984 222666084 232287458 241221591 249468483 249659982 271235536 272147436 281667672 294826389 296888112 305139978 321628788 332624644 332879976 348431187 362863248 393101852 406853304 408221154 422501508 428838384 445332168 457709967 464574916 482443182 498936966 499319964 544294872 563335344 589652778 610279956 612331731 643257576 665249288 665759952 696862374 723664773 748405449 786203704 813706608 816442308 845003016 884479167 890664336 915419934 929149832 964886364 997873932 998639928 1045293561 1081030093 1088589744 1179305556 1220559912 1224663462 1277581019 1286515152 1330498576 1373129901 1393724748 1447329546 1496810898 1572407408 1632884616 1690006032 1768958334 1830839868 1858299664 1929772728 1995747864 1997279856 2090587122 2162060186 2245216347 2358611112 2441119824 2449326924 2555162038 2653437501 2746259802 2787449496 2894659092 2993621796 3135880683 3243090279 3265769232 3537916668 3661679736 3832743057 3859545456 3991495728 4181174244 4324120372 4490432694 4717222224 4898653848 5110324076 5306875002 5492519604 5574898992 5789318184 5987243592 6271761366 6486180558 6735649041 7075833336 7323359472 7665486114 7960312503 8362348488 8648240744 8980865388 9407642049 9729270837 9797307696 10220648152 10613750004 10985039208 11498229171 11578636368 11974487184 12543522732 12972361116 13471298082 14053391209 14151666672 15330972228 15920625006 16724696976 17296481488 17961730776 18815284098 19458541674 20441296304 21227500008 21970078416 22996458342 25087045464 25944722232 26942596164 28106782418 29187812511 30661944456 31841250012 34494687513 35923461552 37630568196 38917083348 42160173627 42455000016 45992916684 50174090928 51889444464 53885192328 56213564836 58375625022 61323888912 63682500024 68989375026 75261136392 77834166696 84320347254 87563437533 91985833368 103484062539 107770384656 112427129672 116751250044 126480520881 127365000048 137978750052 150522272784 155668333392 168640694508 175126875066 183971666736 206968125078 224854259344 233502500088 252961041762 275957500104 337281389016 350253750132 379441562643 413936250156 467005000176 505922083524 551915000208 674562778032 700507500264 758883125286 827872500312 1011844167048 1138324687929 1401015000528 1517766250572 1655745000624 2023688334096 2276649375858 3035532501144 4553298751716 6071065002288 9106597503432 18213195006864
• Sum of all divisors σ(n): 62817847218819
• Sum of proper divisors (its aliquot sum) s(n): 44604652211955
• 18213195006864 is an abundant number, because the sum of its proper divisors (44604652211955) is greater than itself. Its abundance is 26391457205091

Bases of 18213195006864

• Binary: 100001001000010010111000001001100001110010000₂
• Hexadecimal: 0x10909704C390
• Base-36: 6GF0Y2100

Squares and roots of 18213195006864

• 18213195006864 squared (18213195006864²) is 331720472358055741007114496
• 18213195006864 cubed (18213195006864³) is 6041689650826308354097767309247553900544
• 18213195006864 is a perfect square number. Its square root is 4267692
• The cube root of 18213195006864 is 26310.4764398223

Scales and comparisons

• 18,213,195,006,864 seconds is equal to 579,123 years, 13 weeks, 5 days, 3 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,213,195,006,864 would take you about one million, four hundred forty-seven thousand, eight 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 18213195006864 cubic inches would be around 2192.5 feet tall.

Recreational maths with 18213195006864

• 18213195006864 backwards is 46860059131281
• 18213195006864 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18213195006864's digits is 54
• More coming soon!