1998461866401

Names of 1998461866401

• Cardinal: 1998461866401 can be written as One trillion, nine hundred ninety-eight billion, four hundred sixty-one million, eight hundred sixty-six thousand, four hundred one.

Scientific notation

• Scientific notation: 1.998461866401 × 10¹²

Factors of 1998461866401

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 437

Divisors of 1998461866401

• Number of divisors d(n): 576
• Complete list of divisors:
  1 3 7 9 11 13 21 27 33 39 49 61 63 71 77 81 91 99 117 143 147 183 189 213 231 243 271 273 297 351 427 429 441 497 539 549 567 637 639 671 693 781 793 813 819 891 923 1001 1053 1281 1287 1323 1491 1617 1647 1701 1897 1911 1917 2013 2079 2343 2379 2439 2457 2673 2769 2981 2989 3003 3159 3479 3523 3843 3861 3969 4331 4473 4697 4851 4941 5467 5551 5691 5733 5751 6039 6237 6461 7007 7029 7137 7317 7371 8307 8723 8943 8967 9009 10153 10437 10569 11529 11583 11907 12993 13279 13419 14091 14553 14823 16401 16531 16653 17073 17199 17253 18117 18711 19241 19383 20867 21021 21087 21411 21951 22113 24661 24921 26169 26829 26901 27027 30317 30459 31311 31707 32879 34587 34749 38269 38753 38857 38979 39837 40257 42273 43659 45227 47641 49203 49593 49959 51219 51597 54351 56303 57723 58149 61061 62601 63063 63261 64233 65853 71071 73983 74763 78507 80487 80703 81081 90951 91377 93933 95121 98637 103761 114807 115717 116259 116571 116937 119511 120771 126819 130977 134687 135681 142923 146069 147609 148779 149877 153657 154791 163053 168909 172627 173169 174447 181841 183183 187803 189189 189783 192699 211651 212219 213213 214903 221949 224289 235521 241461 242109 243243 250133 271271 272853 274131 281799 285363 295911 333487 344421 347151 348777 349713 350811 358533 380457 394121 404061 407043 427427 428769 438207 442827 446337 449631 460971 497497 506727 517881 519507 523341 545523 549549 563409 567567 619333 634953 636657 639639 644709 665847 706563 724383 726327 750399 810019 813813 818559 822393 845397 856089 887733 942809 1000461 1033263 1041453 1046331 1049139 1052433 1075599 1141371 1173701 1182363 1212183 1221129 1272887 1282281 1286307 1314621 1328481 1339011 1348893 1481557 1492491 1504321 1520181 1553643 1558521 1570023 1636569 1648647 1690227 1702701 1750931 1857999 1898897 1904859 1909971 1918917 1934127 1997541 2119689 2251197 2334409 2363933 2430057 2441439 2455677 2467179 2663199 2751463 2758847 2828427 3001383 3099789 3124359 3138993 3147417 3226797 3521103 3547089 3636549 3663387 3818661 3846843 3858921 3943863 4017033 4335331 4444671 4477473 4512963 4560543 4660929 4675563 4909707 4945941 5070681 5252793 5573997 5696691 5714577 5729913 5756751 5802381 5992623 6753591 7003227 7091799 7290171 7324317 7367031 7989597 8215907 8254389 8276541 8485281 8910209 9004149 9299367 9373077 9416979 9442251 10370899 10530247 10563309 10641267 10909647 10990161 11455983 11540529 11576763 11831589 12256517 12910711 13005993 13334013 13432419 13538889 13681629 13982787 14729121 14837823 15258113 15758379 16547531 16721991 17090073 17143731 17189739 17270253 17407143 19260241 20260773 21009681 21275397 21870513 21972951 24647721 24763167 24829623 25455843 26730627 27012447 28119231 30347317 31112697 31590741 31689927 31923801 32728941 34367949 34621587 35494767 36769551 38732133 39017979 40002039 40297257 40616667 41948361 44187363 45774339 47275137 49642593 50165973 51270219 51431193 51569217 52221429 57511349 57780723 60782319 63029043 63826191 65611539 65918853 73943163 74289501 74488869 76367529 80191881 81037341 90374977 91041951 93338091 94772223 95069781 95771403 103103847 103864761 106806791 110308653 115832717 116196399 117053937 120006117 120891771 121850001 134821687 137323017 141825411 148927779 150497919 153810657 167839243 172534047 173342169 189087129 191478573 196834617 221829489 222868503 223466607 229102587 240575643 271124931 273125853 280014273 284316669 285209343 309311541 320420373 330925959 347498151 348589197 351161811 360018351 365550003 404465061 411969051 425476233 446783337 461431971 503517729 517602141 520026507 567261387 574435719 632624839 665488467 668605509 670399821 721726929 747647537 813374793 819377559 840042819 852950007 961261119 992777877 1042494453 1045767591 1053485433 1174874701 1213395183 1235907153 1340350011 1510553187 1552806423 1560079521 1897874517 1996465401 2165180787 2242942611 2440124379 2458132677 2520128457 2558850021 2883783357 2978333631 3127483359 3137302773 3524624103 3640185549 3707721459 4021050033 4531659561 4658419269 4680238563 5693623551 6728827833 7320373137 7374398031 8224122907 8651350071 9382450077 10573872309 10920556647 13594978683 13975257807 17080870653 20186483499 21961119411 24672368721 25954050213 28147350231 31721616927 32761669941 40784936049 51242611959 60559450497 74017106163 95164850781 153727835877 181678351491 222051318489 285494552343 666153955467 1998461866401
• Sum of all divisors σ(n): 4232321114112
• Sum of proper divisors (its aliquot sum) s(n): 2233859247711
• 1998461866401 is an abundant number, because the sum of its proper divisors (2233859247711) is greater than itself. Its abundance is 235397381310

Bases of 1998461866401

• Binary: 11101000101001101100111000001000110100001₂
• Hexadecimal: 0x1D14D9C11A1
• Base-36: PI2WLH29

Squares and roots of 1998461866401

• 1998461866401 squared (1998461866401²) is 3993849831458968372692801
• 1998461866401 cubed (1998461866401³) is 7981556588302809218941684848676479201
• The square root of 1998461866401 is 1413669.6454267525
• The cube root of 1998461866401 is 12595.9797924325

Scales and comparisons

• 1,998,461,866,401 seconds is equal to 63,544 years, 47 weeks, 16 hours, 13 minutes, 21 seconds.
• To count from 1 to 1,998,461,866,401 would take you about one hundred fifty-eight thousand, eight hundred sixty-two 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 1998461866401 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998461866401

• 1998461866401 backwards is 1046681648991
• 1998461866401 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998461866401's digits is 63
• More coming soon!