1998163446790875

Names of 1998163446790875

• Cardinal: 1998163446790875 can be written as One quadrillion, nine hundred ninety-eight trillion, one hundred sixty-three billion, four hundred forty-six million, seven hundred ninety thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.998163446790875 × 10¹⁵

Factors of 1998163446790875

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 338

Divisors of 1998163446790875

• Number of divisors d(n): 576
• Complete list of divisors:
  1 3 5 7 13 15 21 25 29 35 39 49 65 75 87 91 105 125 145 147 169 175 195 203 245 273 281 325 375 377 435 455 507 525 609 637 725 735 843 845 875 975 1015 1131 1183 1225 1365 1405 1421 1625 1885 1911 1967 2175 2275 2535 2625 2639 3045 3185 3549 3625 3653 3675 4215 4225 4263 4875 4901 5075 5655 5901 5915 6125 6825 7025 7105 7917 8149 8281 9425 9555 9835 10875 10959 11375 12675 13195 13769 14703 15225 15925 17745 18265 18375 18473 21075 21125 21315 24447 24505 24843 25375 25571 28275 29505 29575 34125 34307 35125 35525 39585 40745 41307 41405 47125 47489 47775 49175 54795 55419 57043 63375 65975 68845 73515 76125 76713 78961 79625 88725 91325 92365 102921 105375 105937 106575 122235 122525 124215 127855 141375 142467 147525 147875 171129 171535 177625 178997 197925 203725 206535 207025 236883 237445 238875 240149 245875 273975 277095 285215 317811 329875 332423 344225 367575 383565 394805 399301 443625 456625 461825 514605 529685 532875 536991 552727 611175 612625 621075 639275 712335 720447 737625 741559 855645 857675 894985 989625 997269 1018625 1026493 1032675 1035125 1184415 1187225 1197903 1200745 1369875 1377181 1385475 1426075 1589055 1658181 1662115 1721125 1837875 1917825 1974025 1996505 2224677 2289869 2309125 2326961 2573025 2648425 2684955 2763635 3055875 3079479 3105375 3196375 3561675 3602235 3707795 3869089 4131543 4278225 4288375 4474925 4986345 5132465 5163375 5190913 5922075 5936125 5989515 6003725 6869607 6885905 6927375 6980883 7130375 7185451 7945275 8290905 8310575 9589125 9640267 9870125 9982525 11123385 11449345 11607267 11634805 12865125 13242125 13344409 13424775 13818175 15397395 15572739 16029083 17808375 18011175 18538975 19345445 20657715 21391125 21556353 22188041 22374625 24931725 25662325 25954565 28920801 29610375 29768297 29947575 30018625 34348035 34429525 34904415 35927255 39726375 40033227 41454525 41552875 48087249 48201335 49912625 50298157 55616925 57246725 58036335 58174025 66564123 66722045 67123875 67481869 69090875 76986975 77863695 80145415 89304891 90055875 92694875 93410863 96727225 103288575 107781765 110940205 112203581 124658625 128311625 129772825 144604005 148841485 149737875 150894471 155316287 171740175 172147625 174522075 179636275 200166135 202445607 207272625 208378079 240436245 241006675 251490785 278084625 280232589 286233625 288444533 290181675 290870125 332820615 333610225 336610743 337409345 384934875 386987861 389318475 400727075 446524455 465948861 467054315 483636125 516442875 538908825 554701025 561017905 625134237 643453189 648864125 653876041 723020025 744207425 754472355 776581435 858700875 865333599 872610375 898181375 1000830675 1012228035 1041890395 1087214009 1160963583 1202181225 1205033375 1257453925 1401162945 1442222665 1450908375 1458646553 1664103075 1668051125 1683053715 1687046725 1930359567 1934939305 1946592375 1961628123 2003635375 2019111731 2232622275 2329744305 2335271575 2694544125 2708915027 2773505125 2805089525 3125671185 3217265945 3261642027 3269380205 3615100125 3721037125 3749778929 3772361775 3882907175 4326667995 4375939659 4504172323 5004153375 5061140175 5209451975 5436070045 5804817915 6010906125 6057335193 6287269625 7005814725 7211113325 7293232765 8126745081 8320515375 8364891457 8415268575 8435233625 9651797835 9674696525 9808140615 10095558655 11163111375 11249336787 11648721525 11676357875 13512516969 13544575135 14025447625 14133782117 15628355925 16086329725 16308210135 16346901025 18748894645 18861808875 18962405189 19414535875 21633339975 21879698295 22520861615 25094674371 25305700875 26047259875 26248452503 27180350225 29024089575 30286675965 31529206261 35029073625 36055566625 36466163825 40633725405 41824457285 42076342875 42401346351 48258989175 48373482625 49040703075 50477793275 56246683935 56887215567 58243607625 58554240199 67562584845 67722875675 70668910585 78141779625 78745357509 80431648625 81541050675 81734505125 93744473225 94587618783 94812025945 108166699875 108743588941 109398491475 112604308075 125473371855 131242262515 135901751125 145120447875 151433379825 157646031305 175662720597 182330819125 183739167521 203168627025 209122286425 212006731755 241294945875 245203515375 252388966375 281233419675 284436077835 292771200995 326230766823 337812924225 338614378375 353344552925 393726787545 407705253375 409879681393 468722366125 472938093915 474060129725 543717944705 546992457375 551217502563 563021540375 627366859275 656211312575 757166899125 761205122587 788230156525 878313602985 918695837605 1015843135125 1045611432125 1060033658775 1229639044179 1406167098375 1422180389175 1463856004975 1631153834115 1689064621125 1766722764625 1968633937725 2049398406965 2283615367761 2364690469575 2370300648625 2718589723525 2756087512815 3136834296375 3281056562875 3806025612935 3941150782625 4391568014925 4593479188025 5300168293875 5328435858109 6148195220895 7110901945875 7319280024875 8155769170575 9843169688625 10246992034825 11418076838805 11823452347875 13592948617625 13780437564075 15985307574327 19030128064675 21957840074625 22967395940125 26642179290545 30740976104475 40778845852875 51234960174125 57090384194025 68902187820375 79926537871635 95150640323375 133210896452725 153704880522375 285451920970125 399632689358175 666054482263625 1998163446790875
• Sum of all divisors σ(n): 4348095137642880
• Sum of proper divisors (its aliquot sum) s(n): 2349931690852005
• 1998163446790875 is an abundant number, because the sum of its proper divisors (2349931690852005) is greater than itself. Its abundance is 351768244061130

Bases of 1998163446790875

• Binary: 111000110010101000110101110011100101111101011011011₂
• Hexadecimal: 0x71951AE72FADB
• Base-36: JOAFM561NF

Squares and roots of 1998163446790875

• 1998163446790875 squared (1998163446790875²) is 3992657160091189947335983265625
• 1998163446790875 cubed (1998163446790875³) is 7977981592862078510896546691438929108951171875
• The square root of 1998163446790875 is 44700821.5449210173
• The cube root of 1998163446790875 is 125953.5279781639

Scales and comparisons

• 1,998,163,446,790,875 seconds is equal to 63,535,416 years, 45 weeks, 6 days, 6 hours, 21 minutes, 15 seconds.
• To count from 1 to 1,998,163,446,790,875 would take you about one hundred ninety million, six hundred six thousand, two hundred fifty 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 1998163446790875 cubic inches would be around 10496.1 feet tall.

Recreational maths with 1998163446790875

• 1998163446790875 backwards is 5780976443618991
• 1998163446790875 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1998163446790875's digits is 87
• More coming soon!