3994842729438

Names of 3994842729438

• Cardinal: 3994842729438 can be written as Three trillion, nine hundred ninety-four billion, eight hundred forty-two million, seven hundred twenty-nine thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 3.994842729438 × 10¹²

Factors of 3994842729438

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 797

Divisors of 3994842729438

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 62 66 73 93 99 113 146 186 198 219 226 257 279 307 339 341 438 514 558 614 657 678 682 771 803 921 1017 1023 1243 1314 1542 1606 1842 2034 2046 2263 2313 2409 2486 2763 2827 3069 3377 3503 3729 4526 4626 4818 5526 5654 6138 6754 6789 7006 7227 7458 7967 8249 8481 9517 10131 10509 11187 13578 14454 15934 16498 16962 18761 19034 20262 20367 21018 22374 22411 23901 24747 24893 25443 28551 29041 30393 31527 34691 37522 38533 40734 44822 47802 49494 49786 50886 56283 57102 58082 60786 63054 67233 69382 71703 74241 74679 77066 78899 85653 87123 87637 90739 104073 104687 112566 115599 134466 143406 148482 149358 157798 168849 171306 174246 175274 181478 201699 206371 208146 209374 224037 231198 236697 246521 255719 261369 262911 272217 312219 314061 319451 337698 346797 381601 403398 412742 448074 473394 493042 511438 522738 525822 544434 581591 619113 624438 628122 638902 693594 694741 710091 739563 763202 767157 788733 816651 867889 900271 942183 958353 1075421 1144803 1163182 1238226 1389482 1420182 1479126 1534314 1577466 1633302 1735778 1744773 1800542 1857339 1884366 1916706 2084223 2119993 2150842 2218689 2289606 2301471 2445869 2532443 2603667 2700813 2812909 2875059 3226263 3434409 3489546 3714678 4168446 4239986 4437378 4602942 4891738 5064886 5207334 5234319 5401626 5625818 5750118 5759627 6252669 6359979 6397501 6452526 6868818 7337607 7597329 7642151 7811001 8102439 8438727 8915587 9678789 9902981 10468638 11519254 11829631 12505338 12719958 12795002 14675214 15194658 15284302 15622002 16204878 16877454 17278881 17831174 19079937 19192503 19357578 19805962 22012821 22791987 22926453 23319923 23659262 25316181 26746761 26904559 27856873 29708943 34557762 35488893 38159874 38385006 44025642 45583974 45852906 46639846 50632362 51836643 53493522 53809118 55713746 57577509 59417886 63355897 65719783 68779359 69959769 70977786 78505733 80240283 80713677 83570619 89126829 98071457 103673286 106466679 115155018 126711794 131439566 137558718 139919538 157011466 160480566 161427354 167141238 178253658 178548437 190067691 196142914 197159349 209879307 212933358 235517199 242141031 250711857 276383197 294214371 357096874 380135382 394318698 419758614 471034398 484282062 501423714 535645311 552766394 570203073 588428742 591478047 650837851 706551597 722917613 829149591 863563063 882643113 1071290622 1140406146 1182956094 1301675702 1413103194 1445835226 1606935933 1658299182 1727126126 1765286226 1952513553 1964032807 2168752839 2487448773 2590689189 3040215167 3213871866 3905027106 3928065614 4337505678 4974897546 5181378378 5857540659 5892098421 6080430334 6506258517 7159216361 7772067567 9120645501 11715081318 11784196842 13012517034 14318432722 15544135134 17676295263 18241291002 20175973381 21477649083 27361936503 35352590526 40351946762 42955298166 54723873006 60527920143 64432947249 121055840286 128865894498 181583760429 221935707191 363167520858 443871414382 665807121573 1331614243146 1997421364719 3994842729438
• Sum of all divisors σ(n): 10039285960704
• Sum of proper divisors (its aliquot sum) s(n): 6044443231266
• 3994842729438 is an abundant number, because the sum of its proper divisors (6044443231266) is greater than itself. Its abundance is 2049600501828

Bases of 3994842729438

• Binary: 111010001000011111001011101000101111011110₂
• Hexadecimal: 0x3A21F2E8BDE
• Base-36: 1EZ7E7TNI

Squares and roots of 3994842729438

• 3994842729438 squared (3994842729438²) is 15958768432943649671795844
• 3994842729438 cubed (3994842729438³) is 63752770045129603531726182332064855672
• The square root of 3994842729438 is 1998710.2665063789
• The cube root of 3994842729438 is 15867.1853716503

Scales and comparisons

• 3,994,842,729,438 seconds is equal to 127,023 years, 33 weeks, 2 days, 15 hours, 57 minutes, 18 seconds.
• To count from 1 to 3,994,842,729,438 would take you about three hundred seventeen thousand, five hundred fifty-nine 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 3994842729438 cubic inches would be around 1322.3 feet tall.

Recreational maths with 3994842729438

• 3994842729438 backwards is 8349272484993
• The number of decimal digits it has is: 13
• The sum of 3994842729438's digits is 72
• More coming soon!