6438421471872

Names of 6438421471872

• Cardinal: 6438421471872 can be written as Six trillion, four hundred thirty-eight billion, four hundred twenty-one million, four hundred seventy-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.438421471872 × 10¹²

Factors of 6438421471872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 7640

Divisors of 6438421471872

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 43 48 51 52 64 68 78 86 96 102 104 128 129 136 156 172 192 204 208 221 241 258 272 312 344 384 408 416 442 482 516 544 559 624 663 688 723 731 816 832 884 964 1032 1088 1118 1248 1326 1376 1446 1462 1632 1664 1677 1768 1928 2064 2176 2193 2236 2496 2652 2752 2892 2924 3133 3264 3354 3536 3856 4097 4128 4386 4472 4992 5304 5504 5784 5848 6266 6528 6708 7072 7321 7712 8194 8256 8772 8944 9399 9503 10363 10608 11568 11696 12291 12532 13416 14144 14642 15424 16388 16512 17544 17888 18798 19006 20726 21216 21963 23136 23392 24582 25064 26832 28288 28509 29284 30848 31089 32776 35088 35776 37596 38012 41452 42432 43926 46272 46784 49164 50128 53261 53664 57018 58568 62178 65552 70176 71552 75192 76024 82904 84864 87852 92544 93568 95173 98328 100256 106522 107328 114036 117136 124356 124457 131104 134719 140352 150384 152048 159783 165808 175704 176171 190346 196656 200512 213044 214656 228072 234272 248712 248914 262208 269438 280704 285519 300768 304096 314803 319566 331616 351408 352342 373371 380692 393312 401024 404157 426088 456144 468544 497424 497828 524416 528513 538876 571038 601536 608192 629606 639132 663232 702816 704684 746742 761384 786624 808314 852176 912288 937088 944409 994848 995656 1057026 1077752 1142076 1203072 1216384 1259212 1278264 1326464 1405632 1409368 1493484 1522768 1573248 1616628 1617941 1704352 1764361 1824576 1888818 1989696 1991312 2114052 2155504 2284152 2290223 2518424 2556528 2811264 2818736 2986968 3045536 3233256 3235882 3408704 3528722 3649152 3777636 3979392 3982624 4092439 4228104 4311008 4568304 4580446 4853823 5036848 5113056 5293083 5351651 5637472 5973936 6091072 6466512 6471764 6817408 6870669 7057444 7555272 7965248 8184878 8456208 8622016 9136608 9160892 9707646 10073696 10226112 10586166 10703302 11274944 11947872 12182144 12277317 12933024 12943528 13741338 14114888 15110544 15930496 16054953 16369756 16912416 17244032 18273216 18321784 19415292 20147392 20452224 21172332 21406604 22549888 22936693 23895744 24554634 25866048 25887056 27482676 28229776 29994137 30221088 32109906 32739512 33824832 36546432 36643568 38830584 40294784 42344664 42813208 45873386 47791488 49109268 51732096 51774112 54965352 56459552 59988274 60442176 64219812 65479024 67649664 68810079 69571463 73287136 75867523 77661168 84689328 85626416 89982411 91746772 98218536 103548224 109930704 112919104 119976548 120884352 128439624 130958048 137620158 139142926 146574272 151735046 155322336 169378656 171252832 179964822 183493544 196437072 207096448 208714389 219861408 225838208 227602569 239953096 256879248 261916096 275240316 278285852 293148544 303470092 310644672 338757312 342505664 359929644 366987088 389923781 392874144 417428778 439722816 455205138 479906192 513758496 523832192 550480632 556571704 606940184 621289344 677514624 685011328 719859288 733974176 779847562 785748288 834857556 879445632 910410276 959812384 986277799 1027516992 1100961264 1113143408 1169771343 1213880368 1289747891 1439718576 1467948352 1559695124 1571496576 1669715112 1820820552 1919624768 1972555598 2055033984 2201922528 2226286816 2339542686 2427760736 2579495782 2879437152 2935896704 2958833397 3119390248 3339430224 3641641104 3839249536 3869243673 3945111196 4403845056 4452573632 4679085372 4855521472 5158991564 5758874304 5917666794 6238780496 6678860448 7283282208 7738487346 7890222392 8807690112 8905147264 9358170744 9711042944 10317983128 11517748608 11835333588 12477560992 13357720896 14566564416 15476974692 15780444784 16766722583 18716341488 20635966256 23670667176 24955121984 26715441792 29133128832 30953949384 31560889568 33533445166 37432682976 41271932512 47341334352 49910243968 50300167749 61907898768 63121779136 67066890332 74865365952 82543865024 94682668704 100600335498 123815797536 126243558272 134133780664 149730731904 165087730048 189365337408 201200670996 247631595072 268267561328 378730674816 402401341992 495263190144 536535122656 804802683984 1073070245312 1609605367968 2146140490624 3219210735936 6438421471872
• Sum of all divisors σ(n): 20040035178240
• Sum of proper divisors (its aliquot sum) s(n): 13601613706368
• 6438421471872 is an abundant number, because the sum of its proper divisors (13601613706368) is greater than itself. Its abundance is 7163192234496

Bases of 6438421471872

• Binary: 1011101101100001111110100110010001010000000₂
• Hexadecimal: 0x5DB0FD32280
• Base-36: 2A5RPWQDC

Squares and roots of 6438421471872

• 6438421471872 squared (6438421471872²) is 41453271049462410887184384
• 6438421471872 cubed (6438421471872³) is 266893630404188741618603318975133646848
• The square root of 6438421471872 is 2537404.4754181387
• The cube root of 6438421471872 is 18603.4347068515

Scales and comparisons

• 6,438,421,471,872 seconds is equal to 204,721 years, 46 weeks, 1 day, 51 minutes, 12 seconds.
• To count from 1 to 6,438,421,471,872 would take you about five hundred eleven thousand, eight hundred 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 6438421471872 cubic inches would be around 1550.3 feet tall.

Recreational maths with 6438421471872

• 6438421471872 backwards is 2781741248346
• The number of decimal digits it has is: 13
• The sum of 6438421471872's digits is 57
• More coming soon!