12720390564420

Names of 12720390564420

• Cardinal: 12720390564420 can be written as Twelve trillion, seven hundred twenty billion, three hundred ninety million, five hundred sixty-four thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.272039056442 × 10¹³

Factors of 12720390564420

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 26511

Divisors of 12720390564420

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 30 33 35 36 42 44 45 53 54 55 60 63 66 70 73 77 81 84 90 99 105 106 108 110 126 132 135 140 146 154 159 162 165 180 189 198 210 212 219 220 231 252 265 270 292 297 308 315 318 324 330 365 371 378 385 396 405 420 438 462 477 495 511 530 540 567 583 594 630 636 657 660 693 730 742 756 770 795 803 810 876 891 924 945 954 990 1022 1060 1095 1113 1134 1155 1166 1188 1260 1314 1386 1431 1460 1484 1485 1533 1540 1590 1606 1620 1749 1782 1855 1890 1908 1971 1980 2044 2079 2190 2226 2268 2310 2332 2385 2409 2555 2628 2772 2835 2862 2915 2970 3066 3180 3212 3285 3339 3465 3498 3564 3710 3780 3869 3942 4015 4081 4158 4293 4380 4452 4455 4599 4620 4770 4818 5110 5247 5565 5621 5670 5724 5830 5913 5940 6132 6237 6570 6678 6930 6996 7155 7227 7420 7665 7738 7884 8030 8162 8316 8586 8745 8910 9198 9540 9636 9855 10017 10220 10395 10494 11130 11242 11340 11607 11660 11826 12045 12243 12474 13140 13356 13797 13860 14310 14454 15330 15476 15741 16060 16324 16695 16863 17172 17490 17820 18396 19345 19710 20034 20405 20790 20988 21465 21681 22260 22484 22995 23214 23652 24090 24486 24948 26235 26357 27083 27594 28105 28620 28908 29565 30051 30660 31185 31482 33390 33726 34821 34980 36135 36729 38690 39420 40068 40810 41391 41580 42559 42930 43362 45990 46428 47223 48180 48972 50085 50589 52470 52714 54166 55188 56210 58035 59130 60102 61215 62370 62964 65043 66780 67452 68985 69642 72270 73458 77380 78705 79071 81249 81620 82782 84315 85118 85860 86724 91980 94446 100170 101178 104463 104940 105428 108332 108405 110187 112420 116070 118260 120204 122430 124740 127677 130086 131785 135415 137970 139284 144540 146916 150255 151767 157410 158142 162498 165564 168630 170236 174105 183645 184499 188892 200340 202356 206955 208926 212795 216810 220374 232140 236115 237213 243747 244860 252945 255354 260172 263570 270830 275940 289927 297913 300510 303534 313389 314820 316284 324996 325215 330561 337260 348210 367290 368998 383031 395355 406245 413910 417852 425590 433620 440748 455301 472230 474426 487494 505890 510708 522315 527140 541660 550935 553497 579854 595826 601020 607068 626778 638385 650430 661122 696420 711639 731241 734580 737996 758835 766062 790710 812490 827820 851180 869781 893739 910602 922495 944460 948852 974988 1011780 1044630 1101870 1106994 1149093 1159708 1186065 1191652 1218735 1253556 1276770 1300860 1322244 1396921 1423278 1449635 1462482 1489565 1517670 1532124 1566945 1581420 1624980 1652805 1660491 1739562 1787478 1821204 1844990 1915155 1924061 2029489 2089260 2134917 2193723 2203740 2213988 2276505 2298186 2372130 2437470 2553540 2609343 2681217 2767485 2793842 2846556 2899270 2924964 2979130 3035340 3133890 3305610 3320982 3447279 3479124 3558195 3574956 3656205 3689980 3830310 3848122 4058978 4190763 4269834 4348905 4387446 4468695 4553010 4596372 4744260 4874940 4981473 5218686 5362434 5534970 5587684 5745465 5772183 5798540 5958260 6088467 6267780 6611220 6641964 6894558 6984605 7116390 7312410 7660620 7696244 7828029 8043651 8117956 8302455 8381526 8539668 8697810 8774892 8937390 9106020 9620305 9778447 9962946 10147445 10437372 10674585 10724868 10968615 11069940 11490930 11544366 12176934 12572289 13046715 13406085 13468427 13789116 13969210 14232780 14624820 14944419 15366131 15656058 16087302 16604910 16763052 17236395 17316549 17395620 17874780 18265401 19240610 19556894 19925892 20294890 20953815 21164671 21349170 21937230 22981860 23088732 23484087 24130953 24353868 24907365 25144578 26093430 26812170 26936854 27938420 28860915 29335341 29888838 30442335 30732262 31312116 32174604 33209820 34472790 34633098 36530802 37716867 38481220 39113788 39140145 40218255 40405281 40589780 41907630 42329342 42698340 43874460 46098393 46968174 48261906 48892235 49814730 50289156 51949647 52186860 53624340 53873708 54796203 57721830 58670682 59777676 60884670 61464524 62861445 63494013 67342135 68945580 69266196 73061604 74722095 75433734 76830655 78280290 80436510 80810562 83815260 84658684 86582745 88006023 91327005 92196786 93936348 96523812 97784470 99629460 101975233 103899294 105823355 107562917 109592406 113150601 115443660 117341364 117420435 120654765 121215843 121769340 125722890 126988026 134684270 138295179 146676705 148152697 149444190 150867468 153661310 155848941 156560580 160873020 161621124 164388609 173165490 176012046 182654010 184393572 188584335 190482039 195568940 202026405 203950466 207798588 211646710 215125834 219184812 226301202 230491965 234840870 241309530 242431686 251445780 253976052 259748235 264018069 269368540 273981015 276590358 293353410 296305394 298888380 305925699 307322620 311697882 317470065 322688751 328777218 346330980 352024092 363647529 365308020 377168670 380964078 404052810 407900932 414885537 423293420 430251668 440030115 444458091 452602404 460983930 469681740 482619060 484863372 509876165 519496470 528036138 537814585 547962030 553180716 565753005 571446117 586706820 592610788 606079215 611851398 623395764 634940130 645377502 657554436 691475895 713826631 727295058 740763485 754337340 761928156 779244705 792054207 808105620 821943045 829771074 880060230 888916182 917777097 921967860 952410195 968066253 1019752330 1038992940 1056072276 1075629170 1090942587 1095924060 1121727563 1131506010 1142892234 1212158430 1223702796 1244656611 1269880260 1290755004 1320090345 1333374273 1382951790 1427653262 1454590116 1481526970 1529628495 1558489410 1584108414 1613443755 1643886090 1659542148 1714338351 1760120460 1777832364 1818237645 1835554194 1904820390 1936132506 2039504660 2074427685 2141479893 2151258340 2181885174 2222290455 2243455126 2263012020 2285784468 2424316860 2489313222 2640180690 2666748546 2753331291 2765903580 2855306524 2857230585 2904198759 2963053940 3059256990 3116978820 3168216828 3226887510 3287772180 3365182689 3428676702 3569133155 3636475290 3671108388 3809640780 3872265012 3960271035 4000122819 4148855370 4282959786 4363770348 4444580910 4486910252 4588885485 4840331265 4978626444 5280361380 5333497092 5454712935 5506662582 5608637815 5714461170 5808397518 6118513980 6223283055 6424439679 6453775020 6666871365 6730365378 6857353404 7138266310 7272950580 7852092941 7920542070 8000245638 8259993873 8297710740 8565919572 8571691755 8712596277 8889161820 9177770970 9680662530 10095548067 10707399465 10909425870 11013325164 11217275630 11428922340 11616795036 12000368457 12446566110 12848879358 13333742730 13460730756 13766656455 14276532620 14520993795 15704185882 15841084140 16000491276 16519987746 16825913445 17143383510 17425192554 18355541940 19273319037 19361325060 20000614095 20191096134 21414798930 21818851740 22434551260 23556278823 24000736914 24893132220 25697758716 26667485460 27533312910 29041987590 30286644201 31408371764 32122198395 33039975492 33651826890 34286767020 34850385108 38546638074 39260464705 40001228190 40382192268 41299969365 42829597860 43562981385 47112557646 48001473828 50477740335 55066625820 57819957111 58083975180 60001842285 60573288402 64244396790 67303653780 70668836469 77093276148 78520929410 80002456380 82599938730 87125962770 90859932603 94225115292 96366595185 100955480670 115639914222 117781394115 120003684570 121146576804 128488793580 141337672938 151433221005 157041858820 165199877460 174251925540 181719865206 192733190370 201910961340 212006509407 231279828444 235562788230 240007369140 282675345876 289099785555 302866442010 353344182345 363439730412 385466380740 424013018814 454299663015 471125576460 578199571110 605732884020 636019528221 706688364690 848026037628 908599326030 1060032547035 1156399142220 1272039056442 1413376729380 1817198652060 2120065094070 2544078112884 3180097641105 4240130188140 6360195282210 12720390564420
• Sum of all divisors σ(n): 51385883383296
• Sum of proper divisors (its aliquot sum) s(n): 38665492818876
• 12720390564420 is an abundant number, because the sum of its proper divisors (38665492818876) is greater than itself. Its abundance is 25945102254456

Bases of 12720390564420

• Binary: 10111001000110110010010111000110101001000100₂
• Hexadecimal: 0xB91B25C6A44
• Base-36: 4IBO04090

Squares and roots of 12720390564420

• 12720390564420 squared (12720390564420²) is 161808336111385366169936400
• 12720390564420 cubed (12720390564420³) is 2058265231915766365962525656831502888000
• The square root of 12720390564420 is 3566565.6540178817
• The cube root of 12720390564420 is 23343.5453086847

Scales and comparisons

• 12,720,390,564,420 seconds is equal to 404,469 years, 3 weeks, 5 days, 15 hours, 27 minutes.
• To count from 1 to 12,720,390,564,420 would take you about one million, eleven thousand, one hundred seventy-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 12720390564420 cubic inches would be around 1945.3 feet tall.

Recreational maths with 12720390564420

• 12720390564420 backwards is 02446509302721
• 12720390564420 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12720390564420's digits is 45
• More coming soon!