21242122403840

Names of 21242122403840

• Cardinal: 21242122403840 can be written as Twenty-one trillion, two hundred forty-two billion, one hundred twenty-two million, four hundred three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.124212240384 × 10¹³

Factors of 21242122403840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 803

Divisors of 21242122403840

• Number of divisors d(n): 544
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 64 65 74 80 104 128 130 148 160 185 208 256 260 296 307 320 370 416 439 481 512 520 592 614 640 740 832 878 962 1024 1040 1184 1228 1280 1480 1535 1664 1756 1924 2048 2080 2195 2368 2405 2456 2560 2960 3070 3328 3512 3848 3991 4096 4160 4390 4736 4810 4912 5120 5707 5920 6140 6656 7024 7696 7982 8192 8320 8780 9472 9620 9824 10240 11359 11414 11840 12280 13312 14048 15392 15964 16243 16384 16640 17560 18944 19240 19648 19955 20480 22718 22828 23680 24560 26624 28096 28535 30784 31928 32486 32768 33280 35120 37888 38480 39296 39910 40960 45436 45656 47360 49120 53248 56192 56795 57070 61568 63856 64972 65536 66560 70240 75776 76960 78592 79820 81215 81920 90872 91312 94720 98240 106496 112384 113590 114140 123136 127712 129944 133120 134773 140480 147667 151552 153920 157184 159640 162430 163840 181744 182624 189440 196480 211159 212992 224768 227180 228280 246272 255424 259888 266240 269546 280960 295334 303104 307840 314368 319280 324860 327680 363488 365248 378880 392960 422318 425984 449536 454360 456560 492544 510848 519776 532480 539092 561920 590668 606208 615680 628736 638560 649720 673865 726976 730496 738335 757760 785920 844636 851968 899072 908720 913120 985088 1021696 1039552 1055795 1064960 1078184 1123840 1181336 1212416 1231360 1257472 1277120 1299440 1347730 1453952 1460992 1476670 1515520 1571840 1689272 1752049 1798144 1817440 1826240 1970176 2043392 2079104 2111590 2129920 2156368 2247680 2362672 2424832 2462720 2514944 2554240 2598880 2695460 2907904 2921984 2953340 3031040 3143680 3378544 3504098 3596288 3634880 3652480 3940352 4086784 4158208 4223180 4259840 4312736 4495360 4725344 4925440 4986601 5029888 5108480 5197760 5390920 5815808 5843968 5906680 6062080 6287360 6757088 7008196 7192576 7269760 7304960 7880704 8173568 8316416 8446360 8625472 8760245 8990720 9450688 9850880 9973202 10059776 10216960 10395520 10781840 11631616 11687936 11813360 12124160 12574720 13514176 14016392 14385152 14539520 14609920 15761408 16347136 16632832 16892720 17250944 17520490 17981440 18901376 19701760 19946404 20119552 20433920 20791040 21563680 23263232 23375872 23626720 24933005 25149440 27028352 28032784 28770304 29079040 29219840 31522816 32694272 33265664 33785440 34501888 35040980 35962880 37802752 39403520 39892808 40867840 41582080 43127360 46526464 46751744 47253440 49866010 50298880 54056704 56065568 58158080 58439680 64825813 65388544 66531328 67570880 69003776 70081960 71925760 75605504 78807040 79785616 81735680 83164160 86254720 93052928 93503488 94506880 99732020 100597760 108113408 112131136 116316160 116879360 129651626 130777088 133062656 135141760 138007552 140163920 143851520 151211008 157614080 159571232 163471360 166328320 172509440 186105856 187006976 189013760 199464040 216226816 224262272 232632320 233758720 259303252 261554176 266125312 270283520 276015104 280327840 302422016 319142464 324129065 326942720 332656640 345018880 372211712 374013952 378027520 398928080 432453632 448524544 465264640 467517440 518606504 532250624 540567040 552030208 560655680 604844032 638284928 648258130 653885440 665313280 690037760 744423424 756055040 797856160 864907264 897049088 930529280 935034880 1037213008 1064501248 1081134080 1104060416 1121311360 1209688064 1276569856 1296516260 1307770880 1330626560 1380075520 1512110080 1595712320 1729814528 1794098176 1861058560 1870069760 2074426016 2162268160 2208120832 2242622720 2419376128 2553139712 2593032520 2661253120 2760151040 3024220160 3191424640 3459629056 3588196352 3722117120 4148852032 4324536320 4416241664 4485245440 4838752256 5106279424 5186065040 5322506240 5520302080 6048440320 6382849280 6919258112 7176392704 8297704064 8649072640 8832483328 8970490880 9677504512 10212558848 10372130080 11040604160 12096880640 12765698560 13838516224 14352785408 16595408128 17298145280 17940981760 20425117696 20744260160 22081208320 24193761280 25531397120 28705570816 33190816256 34596290560 35881963520 40850235392 41488520320 44162416640 48387522560 51062794240 57411141632 66381632512 69192581120 71763927040 81700470784 82977040640 102125588480 114822283264 132763265024 143527854080 163400941568 165954081280 204251176960 265526530048 287055708160 326801883136 331908162560 408502353920 531053060096 574111416320 663816325120 817004707840 1062106120192 1327632650240 1634009415680 2124212240384 2655265300480 4248424480768 5310530600960 10621061201920 21242122403840
• Sum of all divisors σ(n): 56698672208640
• Sum of proper divisors (its aliquot sum) s(n): 35456549804800
• 21242122403840 is an abundant number, because the sum of its proper divisors (35456549804800) is greater than itself. Its abundance is 14214427400960

Bases of 21242122403840

• Binary: 100110101000111010001001010010000000000000000₂
• Hexadecimal: 0x1351D1290000
• Base-36: 7J2HV8268

Squares and roots of 21242122403840

• 21242122403840 squared (21242122403840²) is 451227764219721260046745600
• 21242122403840 cubed (21242122403840³) is 9585035399566374114398929395440943104000
• The square root of 21242122403840 is 4608917.7041730741
• The cube root of 21242122403840 is 27694.8681791273

Scales and comparisons

• 21,242,122,403,840 seconds is equal to 675,433 years, 40 weeks, 6 days, 4 hours, 37 minutes, 20 seconds.
• To count from 1 to 21,242,122,403,840 would take you about one million, six hundred eighty-eight thousand, five hundred eighty-four 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 21242122403840 cubic inches would be around 2307.9 feet tall.

Recreational maths with 21242122403840

• 21242122403840 backwards is 04830422124212
• The number of decimal digits it has is: 14
• The sum of 21242122403840's digits is 35
• More coming soon!