21379530664128

Names of 21379530664128

• Cardinal: 21379530664128 can be written as Twenty-one trillion, three hundred seventy-nine billion, five hundred thirty million, six hundred sixty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1379530664128 × 10¹³

Factors of 21379530664128

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8387

Divisors of 21379530664128

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 31 32 39 42 48 52 56 61 62 64 78 79 84 91 93 96 104 112 122 124 156 158 168 182 183 186 192 208 217 224 237 244 248 273 312 316 336 364 366 372 403 416 427 434 448 474 488 496 546 553 624 632 651 672 728 732 744 793 806 832 854 868 948 976 992 1027 1092 1106 1209 1248 1264 1281 1302 1344 1456 1464 1488 1586 1612 1659 1708 1736 1891 1896 1952 1984 2054 2184 2212 2379 2418 2449 2496 2528 2562 2604 2821 2912 2928 2976 3081 3172 3224 3318 3416 3472 3782 3792 3904 4108 4368 4424 4758 4819 4836 4898 5056 5124 5208 5551 5642 5673 5824 5856 5952 6162 6344 6448 6636 6832 6944 7189 7347 7564 7584 8191 8216 8463 8736 8848 9516 9638 9672 9796 10248 10416 11102 11284 11346 11712 12324 12688 12896 13237 13272 13664 13888 14378 14457 14694 15128 15168 16382 16432 16653 16926 17143 17472 17696 19032 19276 19344 19592 20496 20832 21567 22204 22568 22692 24573 24583 24648 25376 25792 26474 26544 27328 28756 28914 29388 30256 31837 32764 32864 33306 33733 33852 34286 35392 38064 38552 38688 39184 39711 40992 41664 43134 44408 45136 45384 49146 49166 49296 50752 51429 52948 53088 57337 57512 57828 58776 60512 62647 63674 65528 65728 66612 67466 67704 68572 73749 76128 77104 77376 78368 79422 81984 86268 88816 90272 90768 95511 98292 98332 98592 101199 102858 105896 106176 106483 114674 115024 115656 117552 121024 125294 127348 131056 133224 134932 135408 137144 147498 149389 152256 154208 156736 158844 172011 172081 172536 177632 180544 181536 187941 191022 196584 196664 197184 202398 205716 211792 212966 222859 229348 230048 231312 235104 250588 253921 254696 262112 266448 269864 270816 274288 294996 298778 308416 317688 319449 344022 344162 345072 355264 363072 375882 382044 393168 393328 404796 411432 423584 425932 438529 445718 448167 458696 460096 462624 470208 499651 501176 507842 509392 516243 524224 532896 539728 541632 548576 589992 597556 635376 638898 647089 668577 688044 688324 690144 745381 751764 761763 764088 786336 786656 809592 822864 847168 851864 877058 891436 896334 917392 925248 999302 1002352 1015684 1018784 1032486 1045723 1065792 1079456 1097152 1179984 1195112 1270752 1277796 1294178 1315587 1337154 1376088 1376648 1380288 1490762 1498953 1503528 1523526 1528176 1572672 1573312 1619184 1645728 1703728 1754116 1777447 1782872 1792668 1834784 1941267 1942057 1998604 2004704 2031368 2037568 2064972 2091446 2158912 2236143 2359968 2390224 2541504 2555592 2588356 2631174 2674308 2752176 2753296 2981524 2997906 3007056 3047052 3056352 3137169 3238368 3291456 3300973 3407456 3497557 3508232 3554894 3565744 3585336 3669568 3882534 3884114 3997208 4009408 4062736 4129944 4182892 4472286 4529623 4719936 4780448 5111184 5176712 5262348 5332341 5348616 5504352 5506592 5826171 5963048 5995812 6014112 6094104 6112704 6274338 6476736 6495463 6601946 6814912 6995114 7016464 7109788 7131488 7170672 7765068 7768228 7994416 8125472 8259888 8365784 8412157 8944572 9059246 9560896 9902919 10222368 10353424 10492671 10524696 10664682 10697232 11008704 11013184 11652342 11926096 11991624 12028224 12188208 12548676 12990926 13203892 13588869 13594399 13990228 14032928 14219576 14262976 14341344 15489181 15530136 15536456 15988832 16250944 16519776 16731568 16824314 17889144 18118492 19486389 19805838 20059759 20444736 20706848 20985342 21049392 21329364 21394464 23106811 23304684 23852192 23983248 24376416 25097352 25236471 25981852 26407784 27177738 27188798 27980456 28065856 28439152 28682688 30978362 31060272 31072912 31977664 33039552 33463136 33648628 35778288 36236984 38972778 39472429 39611676 40119518 40783197 41413696 41970684 42098784 42658728 42788928 45468241 46213622 46467543 46609368 47704384 47966496 48752832 50194704 50472942 51963704 52815568 54355476 54377596 55960912 56878304 58885099 60179277 61956724 62120544 62145824 66926272 67297256 69320433 71556576 72473968 77945556 78944858 79223352 80239036 81566394 83941368 84197568 85317456 90936482 92427244 92935086 93218736 95932992 100389408 100945884 103927408 105631136 108424267 108710952 108755192 111921824 113756608 117770198 118417287 120358554 123913448 124241088 124291648 134594512 136404723 138640866 140418313 143113152 144947936 155891112 157889716 158446704 160478072 163132788 167882736 170634912 176655297 181872964 184854488 185870172 186437472 200778816 201359353 201891768 207854816 211262272 216848534 217421904 217510384 223843648 235540396 236834574 240717108 247826896 260776867 269189024 272809446 276307003 277281732 280836626 289895872 311782224 315779432 316893408 320956144 325272801 326265576 335765472 341269824 353310594 363745928 369708976 371740344 372874944 402718706 403783536 415709632 421254939 433697068 434843808 435020768 471080792 473669148 481434216 495653792 513141577 521553734 538378048 545618892 552614006 554563464 561673252 604078059 623564448 631558864 633786816 641912288 650545602 652531152 671530944 706621188 727491856 739417952 743480688 782330601 805437412 807567072 828921009 842509878 867394136 869687616 870041536 942161584 947338296 962868432 991307584 1026283154 1043107468 1091237784 1105228012 1109126928 1123346504 1208156118 1223645299 1247128896 1263117728 1283824576 1301091204 1305062304 1409515471 1413242376 1454983712 1478835904 1486961376 1539424731 1564661202 1610874824 1615134144 1657842018 1685019756 1734788272 1825438069 1884323168 1894676592 1925736864 2052566308 2086214936 2182475568 2210456024 2218253856 2246693008 2416312236 2447290598 2526235456 2602182408 2610124608 2819030942 2826484752 2909967424 2973922752 3078849462 3129322404 3221749648 3315684036 3370039512 3469576544 3591991039 3650876138 3670935897 3768646336 3789353184 3851473728 4105132616 4172429872 4228546413 4364951136 4420912048 4436507712 4493386016 4832624472 4894581196 5204364816 5476314207 5638061884 5652969504 6157698924 6258644808 6443499296 6631368072 6740079024 6939153088 7183982078 7301752276 7341871794 7578706368 8210265232 8344859744 8457092826 8565517093 8729902272 8841824096 8986772032 9665248944 9789162392 10408729632 10775973117 10952628414 11276123768 11305939008 12315397848 12517289616 12886998592 13262736144 13480158048 14367964156 14603504552 14683743588 15907388887 16420530464 16689719488 16914185652 17131034186 17683648192 19330497888 19578324784 20817459264 21551946234 21905256828 22552247536 24630795696 25034579232 25696551279 26525472288 26960316096 28735928312 29207009104 29367487176 31814777774 32841060928 33828371304 34262068372 38660995776 39156649568 43103892468 43810513656 45104495072 47722166661 49261591392 50069158464 51393102558 53050944576 57471856624 58414018208 58734974352 63629555548 67656742608 68524136744 78313299136 86207784936 87621027312 90208990144 95444333322 98523182784 102786205116 111351722209 114943713248 116828036416 117469948704 127259111096 135313485216 137048273488 172415569872 175242054624 190888666644 205572410232 222703444418 229887426496 234939897408 254518222192 270626970432 274096546976 334055166627 344831139744 350484109248 381777333288 411144820464 445406888836 509036444384 548193093952 668110333254 689662279488 763554666576 822289640928 890813777672 1018072888768 1336220666508 1527109333152 1644579281856 1781627555344 2672441333016 3054218666304 3563255110688 5344882666032 7126510221376 10689765332064 21379530664128
• Sum of all divisors σ(n): 73978127319040
• Sum of proper divisors (its aliquot sum) s(n): 52598596654912
• 21379530664128 is an abundant number, because the sum of its proper divisors (52598596654912) is greater than itself. Its abundance is 31219065990784

Bases of 21379530664128

• Binary: 100110111000111001111010101001010100011000000₂
• Hexadecimal: 0x1371CF54A8C0
• Base-36: 7KTMCJYDC

Squares and roots of 21379530664128

• 21379530664128 squared (21379530664128²) is 457084331418389440746000384
• 21379530664128 cubed (21379530664128³) is 9772248479651902456344480093499263025152
• The square root of 21379530664128 is 4623800.4567809801
• The cube root of 21379530664128 is 27754.4561906301

Scales and comparisons

• 21,379,530,664,128 seconds is equal to 679,802 years, 49 weeks, 13 hours, 48 minutes, 48 seconds.
• To count from 1 to 21,379,530,664,128 would take you about one million, six hundred ninety-nine thousand, five hundred seven 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 21379530664128 cubic inches would be around 2312.9 feet tall.

Recreational maths with 21379530664128

• 21379530664128 backwards is 82146603597312
• The number of decimal digits it has is: 14
• The sum of 21379530664128's digits is 57
• More coming soon!