18445976996720

Names of 18445976996720

• Cardinal: 18445976996720 can be written as Eighteen trillion, four hundred forty-five billion, nine hundred seventy-six million, nine hundred ninety-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.844597699672 × 10¹³

Factors of 18445976996720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 535

Divisors of 18445976996720

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 52 56 61 65 70 80 91 104 112 122 127 130 139 140 169 181 182 208 244 254 260 278 280 305 338 362 364 427 455 488 508 520 556 560 610 635 676 695 724 728 793 845 854 889 905 910 973 976 1016 1040 1112 1183 1220 1267 1270 1352 1390 1448 1456 1586 1651 1690 1708 1778 1807 1810 1820 1946 2032 2135 2224 2353 2366 2440 2534 2540 2704 2780 2896 3172 3302 3380 3416 3556 3614 3620 3640 3892 3965 4270 4445 4706 4732 4865 4880 5068 5080 5551 5560 5915 6335 6344 6604 6760 6832 7112 7228 7240 7280 7747 7784 7930 8255 8479 8540 8890 9035 9412 9464 9730 10136 10160 10309 11041 11102 11120 11557 11765 11830 12649 12670 12688 13208 13520 14224 14456 14480 15494 15568 15860 16471 16510 16958 17080 17653 17780 18070 18824 18928 19460 20272 20618 21463 22082 22204 22987 23114 23491 23530 23660 25159 25298 25340 26416 27755 28912 30589 30988 31720 32942 33020 33916 34160 35306 35560 36140 37648 38735 38920 41236 42395 42926 44164 44408 45974 46228 46982 47060 47320 50318 50596 50680 51545 54229 55205 55510 57785 59353 61178 61976 63245 63440 65884 66040 67832 70612 71120 72163 72280 77287 77470 77840 82355 82472 84790 85852 88265 88328 88816 91948 92456 93964 94120 94640 100636 100711 101192 101360 103090 107315 108458 110227 110410 111020 114935 115570 117455 118706 122356 123571 123952 125795 126490 131768 132080 135664 141224 143533 144326 144560 150241 152945 154574 154940 160909 164437 164710 164944 169580 171704 176113 176530 176656 183896 184912 187928 188240 201272 201422 202384 206180 214123 214630 216916 220454 220820 222040 229489 229870 231140 234910 237412 244712 247142 251590 252980 263536 271145 282448 287066 288652 296765 298831 300482 305890 309148 309880 321818 327067 328874 329420 339160 343408 352226 353060 360815 367792 375856 386435 402544 402844 412360 428246 429260 433832 440908 441640 444080 458978 459740 462280 469820 474824 489424 494284 503180 503555 505960 542290 551135 574132 577304 593530 597662 600964 611780 617855 618296 619760 643636 654134 657748 658840 678320 704452 704977 706120 717665 721630 751205 771589 772870 804545 805688 822185 824720 856492 858520 867664 880565 881816 883280 917956 919480 924560 939640 949648 988568 1004731 1006360 1007110 1011920 1070615 1076833 1084580 1102270 1147445 1148264 1154608 1187060 1195324 1201928 1223560 1235710 1236592 1287272 1308268 1309243 1315496 1317680 1402207 1408904 1409954 1412240 1432951 1435330 1443260 1494155 1502410 1534699 1543178 1545740 1606423 1609090 1611376 1635335 1644370 1712984 1717040 1761130 1763632 1835912 1838960 1865929 1879280 1977136 2009462 2012720 2014220 2091817 2141230 2153666 2169160 2204540 2289469 2294890 2296528 2374120 2390648 2403856 2447120 2471420 2574544 2616536 2618486 2630992 2804414 2817808 2819908 2865902 2870660 2886520 2983357 2988310 3004820 3069398 3086356 3091480 3195193 3212846 3218180 3270670 3288740 3425968 3522260 3524885 3671824 3731858 3857945 3884803 4018924 4028440 4183634 4251871 4282460 4307332 4338320 4409080 4578938 4589780 4748240 4781296 4942840 5023655 5233072 5236972 5384165 5608828 5639816 5731804 5741320 5773040 5966714 5976620 6009640 6138796 6172712 6182960 6390386 6425692 6436360 6541340 6546215 6577480 7011035 7044520 7049770 7164755 7463716 7537831 7673495 7715890 7769606 8032115 8037848 8056880 8367268 8503742 8564920 8614664 8818160 9157876 9164701 9179560 9329645 9815449 9885680 10030657 10047310 10459085 10473944 10742893 10768330 11217656 11279632 11447345 11463608 11482640 11933428 11953240 12019280 12277592 12345424 12780772 12851384 12872720 13061503 13082680 13092430 13154960 13998829 14022070 14089040 14099540 14329510 14916785 14927432 15075662 15346990 15431780 15539212 15975965 16064230 16075696 16734536 17007484 17129840 17229328 18228691 18315752 18329402 18359120 18659290 19424015 19630898 19951087 20061314 20094620 20883499 20918170 20947888 21259355 21485786 21536660 22366351 22435312 22894690 22927216 23866856 23906480 24555184 25561544 25702768 26123006 26165360 26184860 27193621 27997658 28044140 28199080 28659020 29763097 29833570 29854864 30151324 30693980 30863560 31078424 31951930 32128460 33469072 34014968 36457382 36631504 36658804 37318580 37689155 38848030 39261796 39902174 40122628 40189240 41537509 41766998 41836340 42518710 42971572 43073320 44732702 45789380 45823505 47733712 49077245 50153285 51123088 52246012 52369720 53714465 54387242 55995316 56088280 56398160 57318040 59526194 59667140 60302648 61387960 61727120 62156848 63903860 64256920 65307515 68029936 69994145 72914764 73317608 74637160 75378310 77696060 78523592 79804348 80245256 80378480 83075018 83533996 83672680 85037420 85943144 86146640 89465404 91143455 91578760 91647010 97991803 98154490 99755435 100306570 104417495 104492024 104739440 107428930 108774484 111831755 111990632 112176560 114636080 119052388 119334280 120605296 122775920 127600837 127807720 128513840 130615030 135968105 139657609 139988290 145829528 146635216 148815485 149274320 150756620 155392120 157047184 159608696 160490512 166150036 167067992 167345360 170074840 171886288 178930808 181984777 182286910 183157520 183294020 194906773 195983606 196308980 199510870 200613140 207687545 208834990 208984048 214857860 217548968 223663510 223981264 236972983 238104776 238668560 255201674 255615440 259364131 261230060 271936210 279315218 279976580 290762563 291659056 297630970 301513240 310784240 319217392 332300072 334135984 340149680 357861616 363969554 364573820 366588040 389813546 391967212 392617960 399021740 401226280 415375090 417669980 429715720 435097936 447327020 473945966 476209552 489959015 510403348 518728262 522460120 539987617 543872420 558630436 559953160 581525126 595261940 603026480 638004185 664600144 698288045 727939108 729147640 733176080 779627092 783934424 785235920 798043480 802452560 830750180 835339960 859431440 894654040 909923885 947891932 974533865 979918030 1020806696 1037456524 1044920240 1079975234 1087744840 1117260872 1119906320 1163050252 1184864915 1190523880 1273893439 1276008370 1296820655 1364347411 1396576090 1453812815 1455878216 1458295280 1559254184 1567868848 1596086960 1658810881 1661500360 1670679920 1789308080 1815548917 1819847770 1895783864 1949067730 1959836060 2041613392 2074913048 2159950468 2175489680 2234521744 2326100504 2369729830 2381047760 2533788049 2547786878 2552016740 2593641310 2699938085 2728694822 2793152180 2907625630 2911756432 3118508368 3317621762 3323000720 3631097834 3639695540 3779913319 3791567728 3898135460 3919672120 4149826096 4319900936 4652201008 4739459660 5067576098 5095573756 5104033480 5187282620 5399876170 5457389644 5586304360 5815251260 6369467195 6635243524 6821737055 7262195668 7279391080 7559826638 7796270920 7839344240 8294054405 8639801872 9077744585 9478919320 10135152196 10191147512 10208066960 10374565240 10799752340 10914779288 11172608720 11630502520 12668940245 12738934390 13270487048 13643474110 14524391336 14558782160 15119653276 15592541840 16588108810 17736516343 18155489170 18899566595 18957838640 20270304392 20382295024 20749130480 21599504680 21829558576 23261005040 25337880490 25477868780 26540974096 27286948220 29048782672 30239306552 32939244637 33176217620 35473032686 36310978340 37799133190 40540608784 43199009360 50675760980 50955737560 54573896440 60478613104 65878489274 66352435240 70946065372 72621956680 75598266380 88682581715 101351521960 101911475120 109147792880 131756978548 132704870480 141892130744 145243913360 151196532760 164696223185 177365163430 202703043920 230574712459 263513957096 283784261488 302393065520 329392446370 354730326860 461149424918 527027914192 658784892740 709460653720 922298849836 1152873562295 1317569785480 1418921307440 1844597699672 2305747124590 2635139570960 3689195399344 4611494249180 9222988498360 18445976996720
• Sum of all divisors σ(n): 55062395781120
• Sum of proper divisors (its aliquot sum) s(n): 36616418784400
• 18445976996720 is an abundant number, because the sum of its proper divisors (36616418784400) is greater than itself. Its abundance is 18170441787680

Bases of 18445976996720

• Binary: 100001100011011001001111010000000101101110000₂
• Hexadecimal: 0x10C6C9E80B70
• Base-36: 6JDYQFXWW

Squares and roots of 18445976996720

• 18445976996720 squared (18445976996720²) is 340254067363523390890758400
• 18445976996720 cubed (18445976996720³) is 6276318699627969766380582236835112448000
• The square root of 18445976996720 is 4294877.9955570333
• The cube root of 18445976996720 is 26422.0932466241

Scales and comparisons

• 18,445,976,996,720 seconds is equal to 586,525 years, 4 days, 3 hours, 5 minutes, 20 seconds.
• To count from 1 to 18,445,976,996,720 would take you about one million, four hundred sixty-six thousand, three hundred twelve 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 18445976996720 cubic inches would be around 2201.8 feet tall.

Recreational maths with 18445976996720

• 18445976996720 backwards is 02769967954481
• The number of decimal digits it has is: 14
• The sum of 18445976996720's digits is 77
• More coming soon!