3994757218872

Names of 3994757218872

• Cardinal: 3994757218872 can be written as Three trillion, nine hundred ninety-four billion, seven hundred fifty-seven million, two hundred eighteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.994757218872 × 10¹²

Factors of 3994757218872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 270

Divisors of 3994757218872

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 101 126 147 157 168 196 202 252 294 303 314 343 392 404 441 471 504 588 606 628 686 707 808 882 909 942 1029 1099 1176 1212 1256 1372 1413 1414 1764 1818 1884 2058 2121 2198 2424 2744 2826 2828 3087 3297 3528 3636 3768 4116 4242 4396 4949 5652 5656 6174 6363 6594 7272 7693 8232 8484 8792 9891 9898 10201 11304 12348 12726 13188 14847 15386 15857 16968 19782 19796 20402 23079 24696 25452 26376 29694 30603 30772 31714 34643 39564 39592 40804 44541 46158 47571 50904 53851 59388 61206 61544 63428 69237 69286 71407 79128 81608 89082 91809 92316 95142 103929 107702 110999 118776 122412 126856 138474 138572 142713 142814 161553 178164 183618 184632 190284 207858 214221 215404 221998 244824 276948 277144 285426 285628 311787 323106 332997 356328 367236 380568 415716 428442 430808 443996 484659 499849 553896 570852 571256 623574 642663 646212 665994 734472 776993 831432 856884 887992 969318 998991 999698 1030301 1141704 1247148 1285326 1292424 1331988 1499547 1553986 1601557 1713768 1938636 1997982 1999396 2060602 2330979 2494296 2570652 2663976 2999094 3090903 3107972 3203114 3498943 3877272 3995964 3998792 4121204 4498641 4661958 4804671 5141304 5438951 5998188 6181806 6215944 6406228 6992937 6997886 7212107 7991928 8242408 8997282 9272709 9323916 9609342 10496829 10877902 11210899 11996376 12363612 12812456 13985874 13995772 14414013 14424214 16316853 17994564 18545418 18647832 19218684 20993658 21636321 21755804 22421798 24727224 27971748 27991544 28828026 28848428 31490487 32633706 33632697 35989128 37090836 38437368 41987316 43272642 43511608 44843596 48950559 50484749 55943496 57656052 57696856 62980974 64908963 65267412 67265394 74181672 78476293 83974632 86545284 89687192 97901118 100898091 100969498 115312104 125961948 129817926 130534824 134530788 151454247 156952586 161757257 173090568 195802236 201796182 201938996 235428879 251923896 259635852 269061576 302908494 313905172 323514514 353393243 391604472 403592364 403877992 454362741 470857758 485271771 519271704 549334051 605816988 627810344 647029028 706286637 706786486 807184728 908725482 941715516 970543542 1060179729 1098668102 1132300799 1211633976 1294058056 1412573274 1413572972 1455815313 1648002153 1817450964 1883431032 1941087084 2120359458 2197336204 2264601598 2825146548 2827145944 2911630626 3180539187 3296004306 3396902397 3634901928 3882174168 4240718916 4394672408 4529203196 4944006459 5650293096 5823261252 6361078374 6592008612 6793804794 7926105593 8481437832 9058406392 9888012918 10190707191 11646522504 12722156748 13184017224 13587609588 15852211186 19776025836 20381414382 23778316779 25444313496 27175219176 31704422372 39552051672 40762828764 47556633558 55482739151 63408844744 71334950337 81525657528 95113267116 110965478302 142669900674 166448217453 190226534232 221930956604 285339801348 332896434906 443861913208 499344652359 570679602696 665792869812 998689304718 1331585739624 1997378609436 3994757218872
• Sum of all divisors σ(n): 12824403696000
• Sum of proper divisors (its aliquot sum) s(n): 8829646477128
• 3994757218872 is an abundant number, because the sum of its proper divisors (8829646477128) is greater than itself. Its abundance is 4834889258256

Bases of 3994757218872

• Binary: 111010001000011010000101011100001000111000₂
• Hexadecimal: 0x3A21A15C238
• Base-36: 1EZ5ZB1A0

Squares and roots of 3994757218872

• 3994757218872 squared (3994757218872²) is 15958085237729956112952384
• 3994757218872 cubed (3994757218872³) is 63748676202796438444340281004802190848
• The square root of 3994757218872 is 1998688.8749557797
• The cube root of 3994757218872 is 15867.0721572073

Scales and comparisons

• 3,994,757,218,872 seconds is equal to 127,020 years, 47 weeks, 6 days, 23 hours, 1 minute, 12 seconds.
• To count from 1 to 3,994,757,218,872 would take you about three hundred seventeen thousand, five hundred fifty-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 3994757218872 cubic inches would be around 1322.3 feet tall.

Recreational maths with 3994757218872

• 3994757218872 backwards is 2788127574993
• 3994757218872 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3994757218872's digits is 72
• More coming soon!