21047556834432

Names of 21047556834432

• Cardinal: 21047556834432 can be written as Twenty-one trillion, forty-seven billion, five hundred fifty-six million, eight hundred thirty-four thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1047556834432 × 10¹³

Factors of 21047556834432

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 6899

Divisors of 21047556834432

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 31 32 34 36 48 51 54 62 64 68 72 81 93 96 102 108 124 128 136 144 153 162 186 192 193 204 216 243 248 272 279 288 306 324 372 384 386 408 432 459 486 496 527 544 558 576 579 612 648 744 772 816 837 864 918 972 992 1054 1088 1116 1152 1158 1224 1296 1377 1488 1544 1581 1632 1674 1728 1737 1836 1944 1984 2108 2176 2232 2316 2448 2511 2592 2754 2976 3088 3162 3264 3281 3348 3456 3474 3672 3888 3968 4131 4216 4464 4632 4743 4896 5022 5184 5211 5508 5952 5983 6176 6324 6528 6562 6653 6696 6948 7344 7533 7776 8262 8432 8928 9264 9486 9792 9843 10044 10368 10422 11016 11904 11966 12352 12648 13124 13306 13392 13896 14229 14688 15066 15552 15633 16524 16864 17856 17949 18528 18972 19584 19686 19959 20088 20844 22032 23932 24704 25296 26248 26612 26784 27792 28458 29376 29529 30132 31104 31266 33048 33728 35712 35898 37056 37944 39372 39918 40176 41688 42687 44064 46899 47864 50592 52496 53224 53568 53847 55584 56916 58752 59058 59877 60264 62532 66096 67456 71796 74112 75888 78744 79836 80352 83376 85374 88128 88587 93798 95728 101184 101711 104992 106448 107136 107694 111168 113101 113832 118116 119754 120528 125064 128061 132192 143592 151776 157488 159672 160704 161541 166752 170748 176256 177174 179631 187596 191456 202368 203422 206243 209984 212896 215388 222336 226202 227664 236232 239508 241056 250128 256122 264384 265761 287184 303552 305133 314976 319344 321408 323082 333504 339303 341496 354348 359262 375192 382912 406844 412486 419968 425792 430776 452404 455328 472464 479016 482112 484623 500256 512244 528768 531522 538893 574368 607104 610266 618729 629952 638688 646164 667008 678606 682992 708696 718524 750384 765824 797283 813688 824972 851584 861552 904808 910656 915399 944928 958032 964224 969246 1000512 1017909 1024488 1063044 1077786 1148736 1220532 1237458 1259904 1277376 1284029 1292328 1357212 1365984 1417392 1437048 1453869 1500768 1594566 1616679 1627376 1649944 1723104 1809616 1821312 1830798 1856187 1889856 1916064 1938492 2001024 2035818 2048976 2126088 2155572 2297472 2441064 2474916 2554752 2568058 2584656 2714424 2731968 2746197 2834784 2874096 2907738 3001536 3053727 3189132 3233358 3254752 3299888 3446208 3506131 3619232 3661596 3712374 3779712 3832128 3852087 3876984 4071636 4097952 4252176 4311144 4882128 4949832 5136116 5169312 5428848 5463936 5492394 5568561 5669568 5748192 5815476 6003072 6107454 6378264 6466716 6509504 6599776 6892416 7012262 7238464 7323192 7424748 7664256 7704174 7753968 8143272 8195904 8238591 8504352 8622288 9161181 9764256 9899664 10272232 10338624 10518393 10857696 10984788 11137122 11339136 11496384 11556261 11630952 12214908 12756528 12933432 13019008 13199552 14024524 14476928 14646384 14849496 15408348 15507936 16286544 16391808 16477182 16705683 17008704 17244576 18322362 19528512 19799328 20544464 20677248 21036786 21715392 21828493 21969576 22274244 22992768 23112522 23261904 24429816 24715773 25513056 25866864 26399104 27483543 28049048 29292768 29698992 30816696 31015872 31555179 32573088 32954364 33411366 34017408 34489152 34668783 36644724 39057024 39598656 39804899 41088928 42073572 43430784 43656986 43939152 44548488 46225044 46523808 48859632 49431546 50117049 51026112 51733728 54967086 56098096 58585536 59397984 61633392 62031744 63110358 65146176 65485479 65908728 66822732 68978304 69337566 73289448 79197312 79609798 82177856 84147144 87313972 87878304 89096976 92450088 93047616 94665537 97719264 98863092 100234098 102052224 103467456 104006349 109934172 112196192 117171072 118795968 119414697 123266784 126220716 130292352 130970958 131817456 133645464 138675132 146578896 159219596 164355712 168294288 174627944 175756608 178193952 184900176 186095232 189331074 195438528 196456437 197726184 200468196 206934912 208012698 219868344 224392384 237591936 238829394 246533568 252441432 261941916 263634912 267290928 277350264 283996611 293157792 312019047 318439192 336588576 349255888 351513216 356387904 358244091 369800352 378662148 390877056 392912874 395452368 400936392 416025396 439736688 448784768 477658788 493067136 504882864 523883832 527269824 534581856 554700528 567993222 586315584 589369311 624038094 636878384 673177152 676683283 698511776 712775808 716488182 739600704 757324296 785825748 790904736 801872784 832050792 851989833 879473376 955317576 1009765728 1047767664 1054539648 1069163712 1074732273 1109401056 1135986444 1172631168 1178738622 1248076188 1273756768 1346354304 1353366566 1397023552 1432976364 1479201408 1514648592 1571651496 1581809472 1603745568 1664101584 1703979666 1758946752 1768107933 1910635152 2019531456 2030049849 2095535328 2138327424 2149464546 2218802112 2271972888 2357477244 2496152376 2547513536 2706733132 2794047104 2865952728 3029297184 3143302992 3163618944 3207491136 3224196819 3328203168 3407959332 3517893504 3536215866 3821270304 4039062912 4060099698 4191070656 4298929092 4437604224 4543945776 4714954488 4992304752 5095027072 5304323799 5413466264 5731905456 6058594368 6090149547 6286605984 6414982272 6448393638 6656406336 6815918664 7072431732 7642540608 8120199396 8382141312 8597858184 9087891552 9429908976 9672590457 9984609504 10608647598 10826932528 11463810912 12117188736 12180299094 12573211968 12896787276 13312812672 13631837328 14144863464 15285081216 16240398792 17195716368 18175783104 18270448641 18859817952 19345180914 19969219008 21217295196 21653865056 22927621824 24360598188 25146423936 25793574552 27263674656 28289726928 32480797584 34391432736 36351566208 36540897282 37719635904 38690361828 39938438016 42434590392 43307730112 45855243648 48721196376 51587149104 54527349312 54811345923 56579453856 64961595168 68782865472 73081794564 75439271808 77380723656 84869180784 86615460224 97442392752 103174298208 109054698624 109622691846 113158907712 129923190336 137565730944 146163589128 154761447312 164434037769 169738361568 194884785504 206348596416 219245383692 226317815424 259846380672 292327178256 309522894624 328868075538 339476723136 389769571008 412697192832 438490767384 584654356512 619045789248 657736151076 678953446272 779539142016 876981534768 1169308713024 1238091578496 1315472302152 1753963069536 2338617426048 2630944604304 3507926139072 5261889208608 7015852278144 10523778417216 21047556834432
• Sum of all divisors σ(n): 69015807544320
• Sum of proper divisors (its aliquot sum) s(n): 47968250709888
• 21047556834432 is an abundant number, because the sum of its proper divisors (47968250709888) is greater than itself. Its abundance is 26920693875456

Bases of 21047556834432

• Binary: 100110010010010000100001001100000010010000000₂
• Hexadecimal: 0x132484260480
• Base-36: 7GL43WO00

Squares and roots of 21047556834432

• 21047556834432 squared (21047556834432²) is 442999648698645192660762624
• 21047556834432 cubed (21047556834432³) is 9324060283618144679566095733652421869568
• The square root of 21047556834432 is 4587761.6366188859
• The cube root of 21047556834432 is 27610.0523640317

Scales and comparisons

• 21,047,556,834,432 seconds is equal to 669,247 years, 10 weeks, 3 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,047,556,834,432 would take you about one million, six hundred seventy-three thousand, one hundred eighteen 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 21047556834432 cubic inches would be around 2300.8 feet tall.

Recreational maths with 21047556834432

• 21047556834432 backwards is 23443865574012
• 21047556834432 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21047556834432's digits is 54
• More coming soon!