40506968765991

Names of 40506968765991

• Cardinal: 40506968765991 can be written as Forty trillion, five hundred six billion, nine hundred sixty-eight million, seven hundred sixty-five thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.0506968765991 × 10¹³

Factors of 40506968765991

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 184

Divisors of 40506968765991

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 7 13 21 39 41 49 53 67 91 123 147 159 201 273 287 371 469 533 637 689 861 871 1113 1407 1599 1681 1911 2009 2067 2173 2597 2613 2747 2809 3283 3551 3731 4489 4823 5043 6027 6097 6519 7791 8241 8427 9849 10653 11193 11767 13467 14469 15211 18291 19229 19663 21853 24857 26117 28249 31423 33761 35301 35711 36517 42679 45633 46163 57687 58357 58989 65559 74571 78351 82369 84747 89093 94269 101283 106477 107133 109551 112627 115169 128037 134603 137641 138489 145591 152971 173999 175071 184049 188203 197743 219961 237917 247107 249977 255619 267279 319431 323141 337881 345507 403809 408499 412923 436773 458913 521997 552147 564609 593229 623651 659883 713751 749931 766857 788389 806183 969423 1019137 1070797 1158209 1225497 1288343 1317421 1384201 1464151 1497197 1665419 1749839 1789333 1870953 1892683 2261987 2365167 2392637 2418549 2446639 2859493 3057411 3092921 3212391 3474627 3865029 3952263 4152603 4365557 4392453 4491591 4721929 4996257 5249517 5367999 5518723 5643281 5678049 5969231 6785961 7133959 7177911 7339917 7546009 7716323 8107463 8578479 9018401 9221947 9278763 9754597 10249057 10480379 11657933 12609601 13096671 13248781 14165787 16556169 16748459 16929843 17126473 17907693 21401877 21650447 22638027 23148969 24322389 27055203 27665841 29263791 30747171 31441137 33053503 34973799 37828803 39746343 41784617 50245377 51379419 52822063 54014261 56752241 61385077 64951341 68282179 71743399 73362653 77600003 88267207 92741467 98098117 99160509 100312199 117239213 119885311 125353851 126809761 151553129 158466189 162042783 163924813 170256723 184155231 204846537 215230197 220087959 231374521 232800009 264801621 278224401 292492319 294294351 300936597 316369243 351717639 359655933 369754441 378099827 380429283 399938477 429695539 454659387 477975253 491774439 516993641 543200021 617870449 686686819 694123563 702185393 877476957 887668327 949107729 1109263323 1134299481 1147473691 1199815431 1289086617 1433925759 1550980923 1629600063 1853611347 2060060457 2106556179 2214584701 2663004981 2799569339 3007868773 3442421073 3618955487 3802400147 4112800159 4806807733 4915297751 5199200201 6213678289 6643754103 6720917333 8032315837 8398708017 9023606319 10856866461 11407200441 12338400477 14420423199 14745893253 15502092907 15597600603 18641034867 19596985373 20162751999 21196739281 24096947511 25332688409 28789601113 36394401407 46506278721 47046421331 58790956119 63590217843 75998065227 86368803339 109183204221 141139263993 148377174967 201527207791 254760809849 275557610653 329324949317 445131524901 604581623373 764282429547 826672831959 987974847951 1038640224769 1928903274571 3115920674307 5786709823713 13502322921997 40506968765991
• Sum of all divisors σ(n): 71754399908856
• Sum of proper divisors (its aliquot sum) s(n): 31247431142865
• 40506968765991 is a deficient number, because the sum of its proper divisors (31247431142865) is less than itself. Its deficiency is 9259537623126

Bases of 40506968765991

• Binary: 1001001101011101000011011110111111011000100111₂
• Hexadecimal: 0x24D7437BF627
• Base-36: ECWN7CE93

Squares and roots of 40506968765991

• 40506968765991 squared (40506968765991²) is 1640814518608970437318212081
• 40506968765991 cubed (40506968765991³) is 66464422456078123941198696834094998137271
• The square root of 40506968765991 is 6364508.5250937483
• The cube root of 40506968765991 is 34343.3968539291

Scales and comparisons

• 40,506,968,765,991 seconds is equal to 1,287,996 years, 16 weeks, 1 day, 19 minutes, 51 seconds.
• To count from 1 to 40,506,968,765,991 would take you about three million, two hundred nineteen thousand, nine hundred ninety 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 40506968765991 cubic inches would be around 2861.9 feet tall.

Recreational maths with 40506968765991

• 40506968765991 backwards is 19956786960504
• The number of decimal digits it has is: 14
• The sum of 40506968765991's digits is 75
• More coming soon!