20021238931788

Names of 20021238931788

• Cardinal: 20021238931788 can be written as Twenty trillion, twenty-one billion, two hundred thirty-eight million, nine hundred thirty-one thousand, seven hundred eighty-eight.

Scientific notation

• Scientific notation: 2.0021238931788 × 10¹³

Factors of 20021238931788

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2119

Divisors of 20021238931788

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 29 34 36 37 43 51 54 58 68 74 86 87 102 108 111 116 127 129 148 153 172 174 204 222 254 258 261 306 333 348 381 387 444 459 493 508 516 522 612 629 666 731 762 774 783 918 986 999 1044 1073 1143 1161 1247 1258 1332 1462 1479 1524 1548 1566 1591 1836 1861 1887 1972 1998 2146 2159 2193 2286 2322 2494 2516 2924 2958 3132 3182 3219 3429 3683 3722 3741 3774 3996 4292 4318 4386 4437 4572 4644 4699 4773 4988 5461 5583 5661 5916 6364 6438 6477 6579 6858 7366 7444 7482 7548 8636 8772 8874 9398 9546 9657 10922 11049 11166 11223 11322 12876 12954 13158 13311 13716 14097 14319 14732 14964 16383 16749 16983 17748 18241 18796 19092 19314 19431 19737 21199 21844 22098 22332 22446 22644 25908 26316 26622 27047 28194 28638 28971 31637 32766 33147 33498 33669 33966 36482 38628 38862 39474 42291 42398 42957 44196 44892 46139 49149 50247 53244 53969 54094 54723 56388 57276 57942 58293 62611 63274 63597 65532 66294 66996 67338 67932 68857 72964 77724 78948 79883 80023 81141 84582 84796 85914 92278 92837 94911 98298 99441 100494 107938 108188 109446 115884 116586 125222 126548 126873 127194 132588 134676 136271 137714 138417 147447 158369 159766 160046 161907 162282 164169 169164 171828 184556 185674 187833 189822 190791 196596 198882 200988 202057 206571 215876 218892 233172 236347 239649 240069 243423 250444 253746 254388 272542 275428 276834 278511 284733 294894 316738 319532 320092 323814 324564 328338 371348 375666 379644 381582 397764 404114 408813 413142 415251 472694 475107 479298 480138 485721 486846 492507 507492 545084 553668 557022 563499 569466 572373 589788 606171 619713 633476 647628 656676 709041 718947 720207 730269 751332 763164 784363 808228 817626 826284 830502 835533 854199 917473 945388 950214 958596 960276 971442 973692 985014 1114044 1126998 1138932 1144746 1170569 1212342 1226439 1239426 1245753 1360391 1418082 1425321 1437894 1440414 1457163 1460538 1568726 1635252 1661004 1671066 1690497 1708398 1818513 1834946 1859139 1900428 1942884 1970028 1996853 2127123 2156841 2160621 2253996 2289492 2316607 2320667 2341138 2353089 2424684 2452878 2478852 2491506 2506599 2692273 2720782 2752419 2836164 2850642 2875788 2880828 2914326 2921076 2960851 3137452 3342132 3380994 3416796 3434969 3511707 3637026 3669892 3679317 3718278 3993706 4017899 4081173 4254246 4275963 4313682 4321242 4633214 4641334 4682276 4706178 4905756 4983012 5013198 5384546 5441564 5455539 5504838 5701284 5828652 5859653 5921702 5990559 6381369 6761988 6854063 6869938 6949821 6962001 7023414 7059267 7274052 7358634 7436556 7987412 8035798 8076819 8162346 8257257 8508492 8551926 8627364 8642484 8744839 8882553 9266428 9282668 9412356 10026396 10162921 10304907 10535121 10769092 10911078 11009676 11719306 11843404 11981118 12053697 12243519 12762738 13708126 13739876 13899642 13924002 14046828 14118534 14717268 16071596 16153638 16324692 16514514 17103852 17489678 17578959 17765106 17971677 20325842 20562189 20609814 20849463 20886003 21070242 21177801 21822156 23438612 23962236 24107394 24230457 24487038 24771771 25525476 26234517 26647659 27416252 27799284 27848004 28237068 30488763 30914721 31605363 32307276 33029028 33946501 34979356 35157918 35530212 35943354 36161091 36730557 39451339 40651684 41124378 41219628 41698926 41772006 42140484 42355602 48214788 48460914 48974076 49543542 50334467 52469034 52736877 53295318 53915031 60977526 61686567 61829442 62548389 62658009 63210726 67893002 70315836 71886708 72322182 72691371 73461114 78703551 78902678 79942977 82248756 83397852 83544012 84711204 85864679 91466289 92744163 96921828 99087084 99614101 100668934 101839503 104938068 105473754 106590636 107830062 108483273 116519071 118354017 121955052 123373134 123658884 125096778 125316018 126421452 135786004 144644364 145382742 146922228 148662263 151003401 157407102 157805356 158210631 159885954 171729358 172769657 182932578 185059701 185488326 199228202 201337868 203679006 210947508 215660124 216966546 233038142 236110653 236708034 246746268 250193556 250632036 253600331 257594037 274398867 290765484 294724709 297324526 298842303 302006802 305518509 314814204 316421262 319771908 343458716 345539314 349557213 355062051 365865156 370119402 370976652 376028077 398456404 407358012 433933092 445986789 453010203 466076284 472221306 473416068 507200662 515188074 518308971 548797734 589449418 594649052 597684606 604013604 611037018 632842524 691078628 699114426 710124102 740238804 752056154 760800993 772782111 884174127 891973578 896526909 906020406 916555527 944442612 1014401324 1030376148 1036617942 1048671639 1065186153 1097595468 1128084231 1178898836 1195369212 1222074036 1337960367 1359030609 1398228852 1420248204 1459699543 1504112308 1521601986 1545564222 1554926913 1768348254 1783947156 1793053818 1812040812 1833111054 2073235884 2097343278 2130372306 2256168462 2282402979 2318346333 2652522381 2675920734 2689580727 2718061218 2919399086 3043203972 3091128444 3109853826 3146014917 3384252693 3536696508 3586107636 3666222108 4013881101 4194686556 4260744612 4311205627 4379098629 4512336924 4564805958 4636692666 4664780739 5010320053 5305044762 5351841468 5379161454 5436122436 5838798172 6219707652 6292029834 6392477309 6768505386 6847208937 7957567143 8027762202 8622411254 8758197258 9129611916 9273385332 9329561478 10020640106 10152758079 10610089524 10758322908 10904814233 12584059668 12784954618 12933616881 13137295887 13537010772 13694417874 15030960159 15915134286 16055524404 17244822508 17516394516 18659122956 19177431927 20041280212 20305516158 21809628466 25569909236 25867233762 26274591774 27388835748 30061920318 31830268572 32714442699 38354863854 38800850643 39411887661 40611032316 43619256932 45092880477 51734467524 52549183548 57532295781 60123840636 65428885398 76709727708 77601701286 78823775322 90185760954 98143328097 115064591562 116402551929 130857770796 135278641431 155203402572 157647550644 172596887343 180371521908 185381841961 196286656194 230129183124 232805103858 270557282862 294429984291 345193774686 370763683922 392573312388 465610207716 541114565724 556145525883 588859968582 690387549372 741527367844 1112291051766 1177719937164 1668436577649 2224582103532 3336873155298 5005309732947 6673746310596 10010619465894 20021238931788
• Sum of all divisors σ(n): 60252866150400
• Sum of proper divisors (its aliquot sum) s(n): 40231627218612
• 20021238931788 is an abundant number, because the sum of its proper divisors (40231627218612) is greater than itself. Its abundance is 20210388286824

Bases of 20021238931788

• Binary: 100100011010110001110110101011010000101001100₂
• Hexadecimal: 0x12358ED5A14C
• Base-36: 73HMOQ630

Squares and roots of 20021238931788

• 20021238931788 squared (20021238931788²) is 400850008363743495316876944
• 20021238931788 cubed (20021238931788³) is 8025513793259726683926902726858805895872
• The square root of 20021238931788 is 4474509.9096759191
• The cube root of 20021238931788 is 27153.7813217973

Scales and comparisons

• 20,021,238,931,788 seconds is equal to 636,613 years, 24 weeks, 2 days, 10 hours, 49 minutes, 48 seconds.
• To count from 1 to 20,021,238,931,788 would take you about one million, five hundred ninety-one thousand, five hundred thirty-three 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 20021238931788 cubic inches would be around 2262.8 feet tall.

Recreational maths with 20021238931788

• 20021238931788 backwards is 88713983212002
• 20021238931788 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20021238931788's digits is 54
• More coming soon!