39964086961981

Names of 39964086961981

• Cardinal: 39964086961981 can be written as Thirty-nine trillion, nine hundred sixty-four billion, eighty-six million, nine hundred sixty-one thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 3.9964086961981 × 10¹³

Factors of 39964086961981

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 342

Divisors of 39964086961981

• Number of divisors d(n): 360
• Complete list of divisors:
  1 7 13 19 23 41 49 91 133 161 169 239 247 287 299 343 437 529 533 637 779 931 943 1127 1183 1673 1729 2009 2093 2401 3059 3107 3211 3703 3731 3887 4459 4541 5453 5497 5681 6517 6601 6877 6929 7889 8281 9799 10051 10127 11711 12103 12259 14063 14651 17917 21413 21689 21749 22477 25921 26117 27209 31213 31787 38171 38479 39767 40391 45619 46207 48139 48503 55223 57967 59033 68593 70357 70889 71461 73853 81977 84721 85813 89401 98441 102557 104443 125419 126431 127387 130663 131651 149891 151823 152243 157339 159367 181447 182819 186181 190463 222509 225377 232921 267197 269353 278369 281957 282737 323449 336973 339521 405769 412091 413231 480151 492499 496223 500227 516971 573839 593047 600691 625807 717899 731101 767429 877933 885017 891709 914641 921557 928993 1049237 1062761 1065701 1101373 1115569 1270129 1279733 1303267 1333241 1357759 1557563 1577639 1630447 1643603 1656031 1698619 1870379 1885471 1948583 1973699 1979159 2264143 2358811 2376647 2402189 2420353 2884637 2892617 2929901 3027973 3361057 3447493 3473561 3501589 3618797 3665441 4204837 4282163 4380649 5117707 5183671 5357183 5372003 6145531 6195119 6241963 6402487 6450899 6502951 7439327 7459907 7709611 7808983 9122869 9332687 9504313 10902941 11043473 11413129 11505221 11592217 11890333 13198297 13640081 13815893 13854113 16511677 16636529 16815323 16942471 17650867 20192459 20248319 20509307 21195811 21366839 23527399 24132451 24314927 24511123 25331579 25658087 29433859 29975141 30664543 31228457 31464589 35823949 36285697 37500281 37604021 38088713 43018717 43365833 43693741 44817409 45156293 45520657 52075289 54662881 55668119 63860083 66530191 67387723 69643379 77304311 79891903 80536547 81145519 83232331 96711251 96978791 98489749 117707261 118597297 123556069 141347213 141738233 143565149 148370677 149567873 171577861 177321053 179606609 209825987 214651801 218599199 220252123 250767643 253999879 262501967 263228147 266620991 303560831 305856187 313721863 316094051 318644599 382640167 389676833 405969941 447020581 465711337 471714061 487503653 541130177 559243321 563755829 568018633 582626317 676978757 689428243 723685547 823950827 830181079 864892483 876040399 989430491 1004956043 1038594739 1046975111 1257246263 1280366737 1468781909 1530194393 1541764861 1777999153 1837513769 1842597029 1866346937 2230512193 2727737831 2841789587 3259979359 3301998427 3412525571 3946290803 3976130431 4078384219 4825997701 5065798829 5767655789 5811267553 6054247381 6132282793 7034692301 7270163173 7328825777 8800723841 8962567159 10281473363 10711360751 10792354027 12445994071 12862596383 13064428559 16644767581 19094164817 19892527109 23113988989 23887678997 33781983907 35460591803 42379731667 42925979551 51301780439 62737970113 74979525257 75546478189 91450999913 116513373067 133659153719 139247689763 161797922923 167213752979 236473887349 248224142621 300481856857 439165790791 815593611469 974733828341 1737568998347 2103372997999 3074160535537 5709155280283 39964086961981
• Sum of all divisors σ(n): 57145213238400
• Sum of proper divisors (its aliquot sum) s(n): 17181126276419
• 39964086961981 is a deficient number, because the sum of its proper divisors (17181126276419) is less than itself. Its deficiency is 22782960685562

Bases of 39964086961981

• Binary: 1001000101100011011101001101010000011100111101₂
• Hexadecimal: 0x2458DD35073D
• Base-36: E5Z8XJ9DP

Squares and roots of 39964086961981

• 39964086961981 squared (39964086961981²) is 1597128246704779754139444361
• 39964086961981 cubed (39964086961981³) is 63827772140746062598798343102035871839141
• The square root of 39964086961981 is 6321715.5078333761
• The cube root of 39964086961981 is 34189.2807970369

Scales and comparisons

• 39,964,086,961,981 seconds is equal to 1,270,734 years, 18 weeks, 19 hours, 13 minutes, 1 second.
• To count from 1 to 39,964,086,961,981 would take you about three million, one hundred seventy-six thousand, eight hundred thirty-five 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 39964086961981 cubic inches would be around 2849.1 feet tall.

Recreational maths with 39964086961981

• 39964086961981 backwards is 18916968046993
• The number of decimal digits it has is: 14
• The sum of 39964086961981's digits is 79
• More coming soon!