21168291775488

Names of 21168291775488

• Cardinal: 21168291775488 can be written as Twenty-one trillion, one hundred sixty-eight billion, two hundred ninety-one million, seven hundred seventy-five thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1168291775488 × 10¹³

Factors of 21168291775488

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1409

Divisors of 21168291775488

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 64 66 78 88 96 104 121 128 132 143 156 169 176 192 208 242 256 264 286 312 317 338 352 363 384 416 429 484 507 512 528 572 624 634 676 704 726 768 832 858 951 968 1014 1024 1056 1063 1144 1248 1268 1352 1408 1452 1536 1573 1664 1716 1859 1902 1936 2028 2112 2126 2288 2496 2536 2704 2816 2904 3072 3146 3189 3328 3432 3487 3718 3804 3872 4056 4121 4224 4252 4576 4719 4992 5072 5408 5577 5632 5808 6292 6378 6656 6864 6974 7436 7608 7744 8112 8242 8448 8504 9152 9438 9984 10144 10461 10816 11154 11264 11616 11693 12363 12584 12756 13312 13728 13819 13948 14872 15216 15488 16224 16484 16896 17008 18304 18876 19968 20288 20449 20922 21632 22308 23232 23386 24726 25168 25512 27456 27638 27896 29744 30432 30976 32448 32968 33792 34016 35079 36608 37752 38357 39936 40576 40898 41457 41844 43264 44616 45331 46464 46772 49452 50336 51024 53573 54912 55276 55792 59488 60864 61347 61952 64896 65936 68032 70158 73216 75504 76714 81152 81796 82914 83688 86528 89232 90662 92928 93544 98904 100672 102048 107146 109824 110552 111584 115071 118976 121728 122694 123904 128623 129792 131872 135993 136064 140316 146432 151008 152009 153428 160719 162304 163592 165828 167376 173056 178464 179647 181324 185856 187088 197808 201344 204096 214292 219648 221104 223168 230142 237952 243456 245388 257246 259584 263744 271986 272128 280632 302016 304018 306856 321438 324608 327184 331656 334752 336971 356928 359294 362648 371712 374176 385869 395616 402688 408192 428584 439296 442208 446336 456027 460284 475904 486912 490776 498641 514492 519168 527488 538941 543972 544256 561264 589303 604032 608036 613712 642876 654368 663312 669504 673942 713856 718588 725296 748352 771738 791232 805376 816384 857168 884416 892672 912054 920568 951808 973824 981552 997282 1010913 1028984 1054976 1077882 1087944 1088512 1122528 1178606 1208064 1216072 1227424 1285752 1308736 1326624 1339008 1347884 1427712 1437176 1450592 1495923 1496704 1543476 1582464 1610752 1632768 1672099 1714336 1767909 1768832 1785344 1824108 1841136 1903616 1963104 1976117 1994564 2021826 2057968 2109952 2155764 2175888 2245056 2357212 2416128 2432144 2454848 2571504 2617472 2653248 2678016 2695768 2855424 2874352 2901184 2991846 2993408 3086952 3164928 3265536 3344198 3428672 3535818 3537664 3570688 3648216 3682272 3706681 3926208 3952234 3989128 4043652 4115936 4219904 4311528 4351776 4380623 4490112 4714424 4832256 4864288 4909696 5016297 5143008 5234944 5306496 5356032 5391536 5710848 5748704 5802368 5928351 5983692 5986816 6173904 6329856 6482333 6688396 6857344 7071636 7075328 7296432 7364544 7413362 7852416 7904468 7978256 8087304 8231872 8623056 8703552 8761246 8980224 9428848 9728576 9819392 10032594 10286016 10469888 10612992 10712064 10783072 11120043 11497408 11604736 11856702 11967384 11973632 12347808 12659712 12964666 13141869 13376792 13714688 14143272 14150656 14592864 14729088 14826724 15704832 15808936 15956512 16174608 16463744 17246112 17407104 17522492 17960448 18857696 19446999 19457152 19638784 20065188 20572032 20939776 21225984 21566144 21737287 22240086 22994816 23209472 23713404 23934768 24695616 25929332 26283738 26753584 27429376 28286544 29185728 29458176 29653448 31409664 31617872 31913024 32349216 32927488 34492224 34814208 35044984 35920896 37715392 38893998 38914304 39277568 40130376 40773491 41144064 42451968 43132288 43474574 44480172 45989632 46418944 47426808 47869536 48186853 49391232 51858664 52567476 53507168 54858752 56573088 56948099 58371456 58916352 59306896 62819328 63235744 63826048 64698432 65211861 65854976 68984448 69628416 70089968 75430784 77787996 77828608 80260752 81546982 82288128 86264576 86949148 88960344 91979264 94853616 95739072 96373706 98782464 103717328 105134952 107014336 113146176 113896198 116742912 117832704 118613792 122320473 126471488 127652096 129396864 130423722 131709952 137968896 139256832 140179936 144560559 150861568 155575992 155657216 160521504 163093964 164576256 170844297 172529152 173898296 177920688 183958528 189707232 191478144 192747412 197564928 207434656 210269904 214028672 226292352 227792396 233485824 237227584 244640946 252942976 255304192 258793728 260847444 275937792 280359872 289121118 301723136 311151984 321043008 326187928 341688594 345058304 347796592 355841376 379414464 382956288 385494824 395129856 414869312 420539808 428057344 452584704 455584792 466971648 474455168 489281892 505885952 510608384 517587456 521694888 530055383 551875584 560719744 578242236 603446272 622303968 626429089 642086016 652375856 683377188 695593184 711682752 758828928 765912576 770989648 829738624 841079616 856114688 905169408 911169584 948910336 978563784 1011771904 1035174912 1043389776 1060110766 1121439488 1156484472 1244607936 1252858178 1284172032 1304751712 1366754376 1391186368 1423365504 1517657856 1531825152 1541979296 1590166149 1659477248 1682159232 1712229376 1810338816 1822339168 1879287267 1897820672 1957127568 2023543808 2086779552 2120221532 2242878976 2312968944 2489215872 2505716356 2568344064 2609503424 2733508752 2782372736 2846731008 3035315712 3083958592 3180332298 3318954496 3364318464 3644678336 3758574534 3795641344 3914255136 4173559104 4240443064 4485757952 4625937888 4978431744 5011432712 5136688128 5219006848 5467017504 5564745472 5693462016 6070631424 6167917184 6360664596 6637908992 6728636928 6890719979 7289356672 7517149068 7828510272 8347118208 8480886128 9251875776 9956863488 10022865424 10438013696 10934035008 11129490944 11386924032 12335834368 12721329192 13457273856 13781439958 14578713344 15034298136 15657020544 16694236416 16961772256 18503751552 19913726976 20045730848 20672159937 20876027392 21868070016 22258981888 24671668736 25442658384 27562879916 29157426688 30068596272 31314041088 33388472832 33923544512 37007503104 40091461696 41344319874 41752054784 43736140032 49343337472 50885316768 55125759832 58314853376 60137192544 62628082176 66776945664 67847089024 74015006208 80182923392 82688639748 87472280064 101770633536 110251519664 120274385088 125256164352 135694178048 148030012416 160365846784 165377279496 174944560128 203541267072 220503039328 240548770176 271388356096 320731693568 330754558992 407082534144 441006078656 481097540352 542776712192 641463387136 661509117984 814165068288 882012157312 962195080704 1323018235968 1628330136576 1764024314624 1924390161408 2646036471936 3528048629248 5292072943872 7056097258496 10584145887744 21168291775488
• Sum of all divisors σ(n): 67429402697664
• Sum of proper divisors (its aliquot sum) s(n): 46261110922176
• 21168291775488 is an abundant number, because the sum of its proper divisors (46261110922176) is greater than itself. Its abundance is 25092819146688

Bases of 21168291775488

• Binary: 100110100000010100000100000110000010000000000₂
• Hexadecimal: 0x1340A0830400
• Base-36: 7I4KUDGQO

Squares and roots of 21168291775488

• 21168291775488 squared (21168291775488²) is 448096576692192903397638144
• 21168291775488 cubed (21168291775488³) is 9485439079017674873131383214919513014272
• The square root of 21168291775488 is 4600901.1916675629
• The cube root of 21168291775488 is 27662.7448504347

Scales and comparisons

• 21,168,291,775,488 seconds is equal to 673,086 years, 10 weeks, 3 days, 44 minutes, 48 seconds.
• To count from 1 to 21,168,291,775,488 would take you about one million, six hundred eighty-two thousand, seven hundred fifteen 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 21168291775488 cubic inches would be around 2305.2 feet tall.

Recreational maths with 21168291775488

• 21168291775488 backwards is 88457719286112
• The number of decimal digits it has is: 14
• The sum of 21168291775488's digits is 69
• More coming soon!