1989718749018

Names of 1989718749018

• Cardinal: 1989718749018 can be written as One trillion, nine hundred eighty-nine billion, seven hundred eighteen million, seven hundred forty-nine thousand and eighteen.

Scientific notation

• Scientific notation: 1.989718749018 × 10¹²

Factors of 1989718749018

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 72

Divisors of 1989718749018

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 17 18 19 21 22 26 33 34 38 39 42 49 51 57 63 66 77 78 91 98 99 102 114 117 119 126 133 143 147 153 154 169 171 182 187 198 209 221 231 234 238 247 266 273 286 289 294 306 323 338 342 357 374 399 418 429 441 442 462 494 507 539 546 561 578 627 637 646 663 693 714 741 798 819 833 858 867 882 931 969 1001 1014 1071 1078 1122 1183 1197 1254 1274 1287 1309 1326 1386 1463 1482 1521 1547 1617 1638 1666 1683 1729 1734 1859 1862 1881 1911 1938 1989 2002 2023 2142 2197 2223 2261 2366 2394 2431 2499 2574 2601 2618 2717 2793 2873 2907 2926 3003 3042 3094 3179 3211 3234 3366 3458 3549 3553 3718 3757 3762 3822 3927 3978 4046 4199 4389 4394 4446 4522 4641 4851 4862 4913 4998 5187 5202 5434 5491 5577 5586 5733 5746 5814 6006 6069 6358 6422 6591 6783 7007 7098 7106 7293 7497 7514 7854 8151 8281 8379 8398 8619 8778 9009 9163 9282 9537 9633 9702 9826 10241 10374 10647 10659 10829 10982 11154 11271 11466 11781 12103 12138 12597 13013 13167 13182 13566 13923 14014 14161 14586 14739 14994 15379 15561 15827 16302 16473 16562 16731 16758 17017 17238 18018 18207 18326 19019 19074 19266 19773 20111 20349 20482 21021 21294 21318 21658 21879 22253 22477 22542 23562 24167 24206 24453 24843 24871 25194 25857 26026 26299 26334 27489 27846 28322 28611 28899 29393 29478 30723 30758 31122 31603 31654 31977 32487 32946 33462 33813 34034 34391 35321 36309 36414 37349 37791 38038 38437 39039 39546 40222 40698 41327 41743 42042 42483 43758 44217 44506 44954 46137 46189 47481 48334 48841 48906 49419 49686 49742 51051 51714 52598 54043 54587 54978 57057 57222 57798 58786 60333 60401 61446 63063 63206 63869 63954 64974 66759 67431 67626 68782 70642 71383 72501 72618 74529 74613 74698 75582 76874 78078 78897 82467 82654 83486 84966 88179 88434 91091 92169 92274 92378 93347 94809 94962 97461 97682 98838 102102 103173 105963 107653 108086 108927 109174 112047 114114 115311 117117 119119 120666 120802 123981 125229 126126 127449 127738 133133 133518 134862 138411 138567 140777 142443 142766 145002 146523 149058 149226 153153 155771 157339 157794 162129 163761 164934 169169 171171 174097 176358 180999 181203 182182 184093 184338 186694 189618 191607 194922 200277 202293 205751 206346 211926 214149 215306 217503 217854 221221 223839 224094 230622 234234 236691 238238 240737 247247 247962 250458 254898 261443 264537 266266 269059 273273 276822 277134 280041 281554 284427 284886 289289 292201 293046 306306 309519 311542 314678 317889 322959 323323 324258 327522 336141 338338 341887 342342 345933 348194 357357 361998 362406 368186 371943 375687 378301 382109 383214 399399 400554 404586 410839 411502 415701 422331 422807 428298 435006 439569 442442 447083 447678 459173 467313 472017 473382 481474 486387 491283 494494 499681 507507 522291 522886 529074 537251 538118 543609 546546 552279 560082 568854 574821 578578 584402 600457 617253 619038 634933 635778 642447 645918 646646 653429 663663 672282 683774 691866 702559 709631 714714 722211 741741 743886 751374 756602 764218 784329 785213 798798 807177 819819 821678 830297 831402 840123 844662 845614 867867 876603 879138 894166 918346 927979 934626 944034 968877 969969 972774 982566 999362 1015014 1025661 1026817 1044582 1072071 1074502 1087218 1104558 1134903 1146327 1149642 1184183 1198197 1200914 1213511 1232517 1234506 1266993 1268421 1269866 1284894 1306858 1327326 1341249 1377519 1401939 1405118 1416051 1419262 1444422 1483482 1499043 1522521 1548547 1566873 1568658 1570426 1611753 1614354 1639638 1656837 1660594 1680246 1730729 1735734 1753206 1801371 1830101 1851759 1855958 1904799 1937754 1939938 1960287 1990989 2025023 2045407 2051322 2053634 2107677 2128893 2144142 2166633 2225223 2263261 2269806 2292654 2352987 2355639 2368366 2393209 2396394 2421531 2427022 2465034 2490891 2533986 2536842 2603601 2629809 2648107 2674763 2682498 2755038 2783937 2803878 2832102 2875873 2909907 2959649 2998086 3045042 3076983 3080451 3097094 3129581 3133746 3214211 3223506 3313674 3404709 3438981 3461458 3497767 3552549 3602742 3640533 3660202 3697551 3703518 3760757 3805263 3809598 3920574 3981978 4023747 4050046 4090814 4132557 4203199 4215354 4257786 4333266 4444531 4450446 4497129 4526522 4574003 4645641 4705974 4711278 4786418 4835259 4843062 4917913 4967417 4981782 5192187 5207202 5259618 5296214 5349526 5404113 5490303 5496491 5567874 5714397 5751746 5812079 5819814 5880861 5919298 6075069 6136221 6153966 6160902 6259162 6323031 6386679 6428422 6495853 6789783 6809418 6877962 6984263 6995534 7066917 7105098 7179627 7187719 7281066 7395102 7472673 7521514 7610526 7805941 7944321 8024289 8047494 8265114 8351811 8406398 8494577 8627619 8878947 8889062 8994258 9133267 9148006 9241353 9291282 9388743 9642633 9670518 9835826 9934834 10207769 10384374 10493301 10657647 10793861 10808226 10921599 10980606 10992982 11282271 11428794 11624158 11761722 12063727 12150138 12272442 12609597 12646062 12773358 12991706 13333593 13348621 13579566 13722009 13936923 13968526 14133834 14359254 14375438 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383597214 398102991 404990586 409238739 410166718 428726298 440008569 447530083 452826297 453342162 473855382 491774283 500180681 506676534 520596219 528899189 529603074 535158351 560010906 560642082 575395821 591122623 615250077 619657038 625894542 643089447 654082429 662577006 680013243 684457774 692557866 712394826 732321954 760014801 764982218 773006507 796205982 818477478 831127297 840963123 880017138 895060166 905652594 928906979 983548566 993865509 1000361362 1026686661 1041192438 1057798378 1068592239 1070316702 1147473327 1150791642 1182245246 1194308973 1214724511 1230500154 1286178894 1308164858 1342590249 1360026486 1435583513 1500542043 1520029602 1546013014 1561788657 1586697567 1662254594 1681926246 1773367869 1845750231 1857813958 1962247287 1987731018 2053373322 2137184478 2255916949 2294946654 2319019521 2388617946 2429449022 2493381891 2685180498 2786720937 2871167026 3001084086 3080059983 3123577314 3173395134 3442419981 3546735738 3644173533 3691500462 3924494574 4027770747 4306750539 4501626129 4511833898 4638039042 4760092701 4986763782 5320103607 5573441874 5817891079 5886741861 6160119966 6502348853 6767750847 6884839962 6957058563 7288347066 7480145673 8055541494 8360162811 8503071577 8613501078 9003252258 9520185402 10049084591 10640207214 10932520599 11635782158 11773483722 12920251617 13004697706 13535501694 13914117126 14960291346 15791418643 16720325622 17006143154 17453673237 19507046559 20098169182 20303252541 21865041198 25509214731 25840503234 30147253773 31582837286 34907346474 39014093118 40606505082 47374255929 51018429462 52361019711 58521139677 60294507546 76527644193 90441761319 94748511858 104722039422 110539930501 117042279354 142122767787 153055288386 180883522638 221079861002 284245535574 331619791503 663239583006 994859374509 1989718749018
• Sum of all divisors σ(n): 6628239072000
• Sum of proper divisors (its aliquot sum) s(n): 4638520322982
• 1989718749018 is an abundant number, because the sum of its proper divisors (4638520322982) is greater than itself. Its abundance is 2648801573964

Bases of 1989718749018

• Binary: 11100111101000100011110101010111101011010₂
• Hexadecimal: 0x1CF447AAF5A
• Base-36: PE2B64II

Squares and roots of 1989718749018

• 1989718749018 squared (1989718749018²) is 3958980700193754875964324
• 1989718749018 cubed (1989718749018³) is 7877258126175923662019872505678033832
• The square root of 1989718749018 is 1410573.9076765883
• The cube root of 1989718749018 is 12577.5841245901

Scales and comparisons

• 1,989,718,749,018 seconds is equal to 63,266 years, 46 weeks, 6 days, 4 hours, 30 minutes, 18 seconds.
• To count from 1 to 1,989,718,749,018 would take you about one hundred fifty-eight thousand, one hundred sixty-seven 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 1989718749018 cubic inches would be around 1048.1 feet tall.

Recreational maths with 1989718749018

• 1989718749018 backwards is 8109478179891
• The number of decimal digits it has is: 13
• The sum of 1989718749018's digits is 72
• More coming soon!