1989497180385

Names of 1989497180385

• Cardinal: 1989497180385 can be written as One trillion, nine hundred eighty-nine billion, four hundred ninety-seven million, one hundred eighty thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.989497180385 × 10¹²

Factors of 1989497180385

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 169

Divisors of 1989497180385

• Number of divisors d(n): 864
• Complete list of divisors:
  1 3 5 9 11 13 15 17 19 27 33 39 45 51 55 57 65 81 85 95 99 101 117 135 143 153 165 169 171 187 195 209 221 243 247 255 285 297 303 323 351 405 429 459 495 505 507 513 561 585 627 663 715 729 741 765 845 855 891 909 935 969 1045 1053 1105 1111 1215 1235 1287 1313 1377 1485 1515 1521 1539 1615 1683 1717 1755 1859 1881 1919 1989 2145 2187 2223 2295 2431 2535 2565 2673 2717 2727 2805 2873 2907 3135 3159 3211 3315 3333 3553 3645 3705 3861 3939 4131 4199 4455 4545 4563 4617 4845 5049 5151 5265 5555 5577 5643 5757 5967 6435 6561 6565 6669 6885 7293 7605 7695 8019 8151 8181 8415 8585 8619 8721 9295 9405 9477 9595 9633 9945 9999 10659 10935 11115 11583 11817 12155 12393 12597 13365 13585 13635 13689 13851 14365 14443 14535 15147 15453 15795 16055 16665 16731 16929 17069 17271 17765 17901 18887 19305 19695 20007 20655 20995 21109 21879 22321 22815 23085 24057 24453 24543 24947 25245 25755 25857 26163 27885 28215 28431 28785 28899 29835 29997 31603 31977 32623 32805 33345 34749 35321 35451 36465 37179 37791 40095 40755 40905 41067 41553 43095 43329 43605 45441 46189 46359 47385 48165 49995 50193 50787 51207 51813 53295 53703 54587 56661 57915 59085 60021 61965 62985 63327 65637 66963 68445 69255 72171 72215 73359 73629 74841 75735 77265 77571 78489 83655 84645 85293 85345 86355 86697 89505 89991 94435 94809 95931 97869 100035 104247 105545 105963 106353 109395 111537 111605 113373 120285 122265 122715 123201 124659 124735 129285 129987 130815 136323 138567 139077 142155 144495 149985 150579 152361 153621 155439 158015 159885 161109 163115 163761 169983 173745 176605 177255 180063 185895 187759 188955 189981 196911 200889 205335 207765 216645 220077 220887 224523 227205 230945 231795 232713 235467 245531 250965 253935 256035 259065 260091 268515 269973 272935 274417 283305 284427 287793 290173 293607 300105 312741 316635 317889 319059 324311 328185 334815 340119 358853 360855 366795 368145 369603 374205 387855 389961 392445 408969 415701 417231 424099 426465 433485 449955 451737 457083 460863 466317 474045 479655 483327 489345 491283 509949 521235 529815 531765 540189 557685 563277 566865 569943 590733 600457 602667 616005 623295 649935 660231 662661 673569 681615 692835 695385 698139 706401 736593 752895 761805 768105 777195 780273 805545 809919 818805 823251 849915 853281 863379 870519 880821 900315 938223 938795 949905 953667 957177 972933 984555 1004445 1020357 1076559 1100385 1104435 1108809 1122615 1163565 1169883 1177335 1226907 1227655 1247103 1251693 1272297 1300455 1349865 1355211 1371249 1372085 1382589 1398951 1422135 1438965 1449981 1450865 1468035 1473849 1529847 1563705 1589445 1595295 1620567 1621555 1689831 1700595 1709829 1772199 1794265 1801371 1808001 1848015 1949805 1980693 2020707 2044845 2078505 2086155 2094417 2119203 2120495 2209779 2258685 2285415 2304315 2331585 2340819 2416635 2429757 2456415 2469753 2549745 2559843 2590137 2611557 2642463 2700945 2816385 2849715 2861001 2871531 2918799 2953665 3002285 3013335 3061071 3191903 3229677 3301155 3313305 3367845 3490695 3509649 3532005 3567421 3682965 3741309 3755079 3816891 3901365 4049595 4065633 4116255 4147767 4196853 4266405 4316895 4352595 4404105 4421547 4589541 4665089 4691115 4768335 4785885 4864665 5069493 5101785 5129487 5316597 5382795 5404113 5424003 5513287 5544045 5849415 5942079 6062121 6134535 6235515 6258465 6283251 6361485 6629337 6776055 6856245 6912945 6994755 7022457 7249905 7289271 7369245 7409259 7649235 7679529 7770411 7834671 7927389 8102835 8449155 8549145 8583003 8614593 8756397 8860995 9006855 9040005 9183213 9575709 9689031 9903465 10103535 10472085 10528947 10596015 10702263 11048895 11223927 11265237 11450673 11704095 12148785 12196899 12348765 12443301 12590559 12799215 12950685 13057785 13212315 13264641 13768623 13995267 14305005 14357655 14593995 15208479 15305355 15388461 15949791 15959515 16148385 16212339 16272009 16539861 17548245 17826237 17837105 18186363 18706545 18775395 18849753 19084455 19888011 20328165 20738835 20984265 21067371 22107735 22227777 22947705 23038587 23311233 23325445 23504013 23782167 25347465 25647435 25749009 26269191 26582985 27020565 27120015 27549639 27566435 28727127 29067093 29710395 30310605 31416255 31586841 32106789 33146685 33671781 34352019 35112285 36446355 37046295 37329903 38397645 38852055 39173355 39636945 39793923 41305869 41985801 42915015 43072965 43781985 45625437 45916065 46165383 47878545 48445155 48637017 48816027 49619583 52644735 53511315 54559089 56119635 56326185 57253365 59664033 60646157 60984495 62216505 62952795 66323205 66683331 68843115 69115761 69976335 70512039 71346501 76042395 76942305 77247027 78807573 79748955 81061695 81360045 82699305 86181381 87201279 89131185 90931815 94248765 94760523 96320367 99440055 101015343 103056057 105336855 111138885 111989709 115192935 116556165 117520065 118910835 119381769 123917607 125957403 128745045 131345955 136876311 137748195 138496149 143635635 145335465 145911051 146448081 148858749 157934205 160533945 163677267 168358905 171760095 178992099 181938471 186649515 198969615 200049993 206529345 207347283 209929005 211536117 214039503 228127185 230826915 231741081 236422719 243185085 244080135 248097915 258544143 261603837 272795445 288961101 298320165 303046029 303230785 309168171 333416655 345578805 352560195 356732505 358145307 377872209 386235135 394037865 410628933 430906905 436006395 437733153 446576247 473802615 481601835 505076715 515280285 536976297 545815413 559948545 596908845 600149979 619588035 629787015 634608351 684381555 692480745 709268157 729555255 732240405 744293745 775632429 784811511 818386335 866883303 894960495 909692355 927504513 1000249965 1036736415 1057680585 1070197515 1133616627 1158705405 1182113595 1231886799 1292720715 1308019185 1313199459 1339728741 1444805505 1515230145 1545840855 1610928891 1637446239 1790726535 1800449937 1889361045 1903825053 2053144665 2127804471 2188665765 2232881235 2326897287 2354434533 2600649909 2684881485 2729077065 2782513539 3000749895 3173041755 3400849881 3546340785 3878162145 3924057555 3939598377 4019186223 4334416515 4637522565 4912338717 5668083135 6159433995 6565997295 6698643705 6980691861 7801949727 8054644455 8187231195 9002249685 9519125265 10202549643 10639022355 11634486435 11772172665 12057558669 13003249545 13912567695 14737016151 17004249405 19697991885 20095931115 20942075583 23405849181 24561693585 30607648929 34903459305 36172676007 39009748635 44211048453 51012748215 60287793345 73685080755 104710377915 117029245905 132633145359 153038244645 180863380035 221055242265 397899436077 663165726795 1989497180385
• Sum of all divisors σ(n): 4761299387520
• Sum of proper divisors (its aliquot sum) s(n): 2771802207135
• 1989497180385 is an abundant number, because the sum of its proper divisors (2771802207135) is greater than itself. Its abundance is 782305026750

Bases of 1989497180385

• Binary: 11100111100110111010001011101000011100001₂
• Hexadecimal: 0x1CF3745D0E1
• Base-36: PDYN9529

Squares and roots of 1989497180385

• 1989497180385 squared (1989497180385²) is 3958099030759865228748225
• 1989497180385 cubed (1989497180385³) is 7874626861381353256617196680573566625
• The square root of 1989497180385 is 1410495.3670200413
• The cube root of 1989497180385 is 12577.1172409211

Scales and comparisons

• 1,989,497,180,385 seconds is equal to 63,259 years, 44 weeks, 3 days, 17 hours, 39 minutes, 45 seconds.
• To count from 1 to 1,989,497,180,385 would take you about one hundred fifty-eight thousand, one hundred forty-nine 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 1989497180385 cubic inches would be around 1048.1 feet tall.

Recreational maths with 1989497180385

• 1989497180385 backwards is 5830817949891
• The number of decimal digits it has is: 13
• The sum of 1989497180385's digits is 72
• More coming soon!