21400164825153972

Names of 21400164825153972

• Cardinal: 21400164825153972 can be written as Twenty-one quadrillion, four hundred trillion, one hundred sixty-four billion, eight hundred twenty-five million, one hundred fifty-three thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 2.1400164825153972 × 10¹⁶

Factors of 21400164825153972

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 203314

Divisors of 21400164825153972

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 11 12 13 19 22 26 31 33 38 39 44 52 57 61 62 66 76 78 93 114 122 124 132 143 156 183 186 209 228 244 247 286 341 366 372 403 418 429 494 572 589 627 671 682 732 741 793 806 836 858 988 1023 1159 1178 1209 1254 1342 1364 1482 1586 1612 1716 1723 1767 1891 2013 2046 2318 2356 2379 2418 2508 2684 2717 2964 3172 3446 3477 3534 3782 4026 4092 4433 4636 4758 4836 5169 5434 5673 6479 6892 6954 7068 7564 7657 8052 8151 8723 8866 9516 10338 10868 11346 12749 12958 13299 13908 15067 15314 16302 17446 17732 18953 19437 20676 20801 22399 22692 22971 24583 25498 25916 26169 26598 30134 30628 32604 32737 34892 35929 37906 38247 38874 41602 44798 45201 45942 49166 50996 52338 53196 53413 56859 60268 62403 65474 67197 71858 73749 75812 76494 77748 83204 84227 89596 90402 91884 98211 98332 104676 105103 106826 107787 113718 124806 130948 134394 143716 147498 152988 160239 165737 168454 180804 196422 201451 210206 213652 215574 227436 246389 249612 252681 268788 270413 294996 315309 320478 331474 336908 360107 392844 395219 402902 420412 425581 431148 467077 492778 497211 505362 540826 587543 604353 630618 640956 662948 694369 720214 739167 790438 805804 811239 851162 934154 985556 994422 1010724 1014847 1080321 1081652 1156133 1175086 1185657 1208706 1261236 1276743 1366339 1388738 1401231 1440428 1478334 1580876 1622478 1702324 1762629 1868308 1988844 1996957 2029694 2083107 2160642 2215961 2312266 2350172 2371314 2417412 2553486 2618863 2732678 2777476 2802462 2956668 3044541 3244956 3258193 3468399 3525258 3827569 3993914 4059388 4099017 4166214 4321284 4431922 4624532 4681391 4742628 5106972 5137847 5237726 5465356 5604924 5990871 6089082 6244981 6516386 6647883 6936798 7050516 7638059 7655138 7856589 7987828 8198034 8332428 8863844 9362782 9774579 10275694 10475452 11163317 11482707 11981742 12178164 12288511 12489962 13032772 13193011 13295766 13873596 14044173 15029729 15276118 15310276 15413541 15713178 16396068 18725564 18734943 19549158 20551388 21966527 22326634 22914177 22965414 23963484 24577022 24979924 25960441 26386022 26591532 28088346 28807493 30059458 30552236 30827082 31426356 33489951 35840123 36865533 37469886 39098316 39579033 42103259 42356509 43933054 44653268 45089187 45828354 45930828 49154044 49758397 51920882 52772044 56176692 57614986 60118916 61654164 61905667 65899581 66979902 68694791 71680246 73731066 74939772 77881323 79158066 81184753 84206518 84713018 86422479 87866108 90178374 91656708 99516794 103841764 107520369 115229972 118654639 123811334 126309777 127069527 131799162 133959804 135173621 137389582 143360492 145123121 147462132 149275191 155762646 158316132 159750643 162369506 168413036 169426036 172844958 180356748 185717001 199033588 206084373 215040738 233481709 237309278 243554259 247622668 252619554 254139054 263598324 270347242 274779164 285564851 290246242 298550382 311525292 319501286 324739012 345689916 347100073 355963917 371434002 380943841 405520863 412168746 430081476 435369363 465921599 466963418 474618556 479251929 487108518 505239108 508278108 540694484 547342367 571129702 580492484 597100764 639002572 680962337 694200146 700445127 711927834 742868004 761887682 804773671 811041726 824337492 856694553 870738726 893032283 931843198 933926836 958503858 974217036 1041300219 1094684734 1142259404 1142831523 1305201029 1361924674 1388400292 1397764797 1400890254 1423855668 1523775364 1542510307 1609547342 1622083452 1642027101 1713389106 1741477452 1757257073 1786064566 1863686396 1917007716 2042887011 2082600438 2189369468 2285663046 2414321013 2568298799 2610402058 2679096849 2723849348 2795529594 2801780508 3035262217 3085020614 3219094684 3284054202 3426778212 3514514146 3572129132 3818100803 3915603087 4085774022 4165200876 4190382251 4512300949 4571326092 4627530921 4828642026 4952269933 5136597598 5220804116 5271771219 5358193698 5591059188 6070524434 6170041228 6568108404 6594901387 7029028292 7237932979 7636201606 7704896397 7831206174 8171548044 8380764502 8852510381 9024601898 9105786651 9255061842 9657284052 9904539866 10273195196 10543542438 10716387396 10760102263 11454302409 12141048868 12571146753 13189802774 13536902847 14475865958 14856809799 15272403212 15409792794 15662412348 16761529004 16967613377 17705020762 18049203796 18211573302 18510123684 19784704161 19809079732 21087084876 21173104453 21520204526 21713798937 22908604818 25142293506 26379605548 26557531143 27073805694 28951731916 29713619598 30819585588 32280306789 33387884387 33935226754 35410041524 36423146604 39569408322 42346208906 43040409052 43427597874 45817209636 49635310439 50284587012 50902840131 53115062286 54147611388 54474969263 59427239196 63519313359 64560613578 66775768774 67870453508 72543915257 79138816644 79617262769 84692417812 85733718031 86855195748 94093128727 99270620878 100163653161 101805680262 106230124572 108949938526 118361124893 127038626718 129121227156 133551537548 139881329419 145087830514 148905931317 159234525538 163424907789 171467436062 188186257454 198541241756 200327306322 203611360524 204441942997 217631745771 217899877052 232904148983 236722249786 238851788307 254077253436 257201154093 275250357889 279762658838 282279386181 290175661028 297811862634 318469051076 326849815578 342934872124 355083374679 376372514908 400654612644 402288984607 408883885994 419643988257 435263491542 465808297966 473444499572 477703576614 514402308186 550500715778 559525317676 564558772362 595623725268 613325828991 653699631156 656366238043 698712446949 710166749358 804577969214 817767771988 825751073667 839287976514 870526983084 931616595932 943070898341 955407153228 1028804616372 1035024415997 1101001431556 1129117544724 1206866953821 1226651657982 1312732476086 1397424893898 1420333498716 1538694623609 1609155938428 1651502147334 1678575953028 1886141796682 1969098714129 2070048831994 2248861372967 2413733907642 2453303315964 2625464952172 2657745258961 2794849787796 2829212695023 3027753936779 3077389247218 3105073247991 3303004294668 3772283593364 3938197428258 4140097663988 4425178830677 4497722745934 4616083870827 4827467815284 5229756799891 5315490517922 5658425390046 6055507873558 6154778494436 6210146495982 6746584118901 7220028618473 7876394856516 7973235776883 8532761094559 8850357661354 8995445491868 9083261810337 9232167741654 10459513599782 10630981035844 11316850780092 12111015747116 12420292991964 12470958522817 13275536492031 13493168237802 14440057236946 15689270399673 15946471553766 17065522189118 17700715322708 18166523620674 18464335483308 20919027199564 21660085855419 24941917045634 25598283283677 26551072984062 26986336475604 28880114473892 29235197848571 31378540799346 31892943107532 34131044378236 36333047241348 37412875568451 43320171710838 49883834091268 51196566567354 53102145968124 57527324798801 58470395697142 62757081598692 74825751136902 86640343421676 87705593545713 93860372040149 102393133134708 115054649597602 116940791394284 137180543750987 149651502273804 162122460796621 172581974396403 175411187091426 187720744080298 230109299195204 274361087501974 281581116120447 324244921593242 345163948792806 350822374182852 375441488160596 411541631252961 486367382389863 548722175003948 563162232240894 648489843186484 690327897585612 823083262505922 972734764779726 1126324464481788 1646166525011844 1783347068762831 1945469529559452 3566694137525662 5350041206288493 7133388275051324 10700082412576986 21400164825153972
• Sum of all divisors σ(n): 64825790510530560
• Sum of proper divisors (its aliquot sum) s(n): 43425625685376588
• 21400164825153972 is an abundant number, because the sum of its proper divisors (43425625685376588) is greater than itself. Its abundance is 22025460860222616

Bases of 21400164825153972

• Binary: 1001100000001110101011000100110100010011100000110110100₂
• Hexadecimal: 0x4C07562689C1B4
• Base-36: 5UPQ4010J3O

Squares and roots of 21400164825153972

• 21400164825153972 squared (21400164825153972²) is 457967054543757332981893507376784
• 21400164825153972 cubed (21400164825153972³) is 9800570451726686203937141202534419085540618186048
• The square root of 21400164825153972 is 146287951.7429715467
• The cube root of 21400164825153972 is 277633.8226396433

Scales and comparisons

• 21,400,164,825,153,972 seconds is equal to 680,459,046 years, 19 weeks, 6 days, 17 hours, 26 minutes, 12 seconds.
• To count from 1 to 21,400,164,825,153,972 would take you about two billion, forty-one million, three hundred seventy-seven thousand, one hundred thirty-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 21400164825153972 cubic inches would be around 23136.2 feet tall.

Recreational maths with 21400164825153972

• 21400164825153972 backwards is 27935152846100412
• The number of decimal digits it has is: 17
• The sum of 21400164825153972's digits is 60
• More coming soon!