40865941890

Names of 40865941890

• Cardinal: 40865941890 can be written as Forty billion, eight hundred sixty-five million, nine hundred forty-one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 4.086594189 × 10¹⁰

Factors of 40865941890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 335

Divisors of 40865941890

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 29 30 31 41 45 58 62 82 87 90 93 97 123 127 145 155 174 186 194 205 246 254 261 279 290 291 310 369 381 410 435 465 485 522 558 582 615 635 738 762 870 873 899 930 970 1143 1189 1230 1270 1271 1305 1395 1455 1746 1798 1845 1905 2286 2378 2542 2610 2697 2790 2813 2910 3007 3567 3683 3690 3810 3813 3937 3977 4365 4495 5207 5394 5626 5715 5945 6014 6355 7134 7366 7626 7874 7954 8091 8439 8730 8990 9021 10414 10701 11049 11430 11439 11811 11890 11931 12319 12710 13485 14065 15035 15621 16182 16878 17835 18042 18415 19065 19685 19885 21402 22098 22878 23622 23862 24638 25317 26035 26970 27063 28130 30070 31242 33147 35433 35670 35793 36830 36859 36957 38130 39370 39770 40455 42195 45105 46863 50634 52070 53505 54126 55245 57195 59055 59655 61595 66294 70866 71586 73718 73914 78105 80910 84390 87203 90210 93726 107010 110490 110577 110871 114173 114390 115333 118110 119310 123190 123287 126585 135315 151003 156210 161417 165735 174406 177165 178965 184295 184785 221154 221742 228346 230666 234315 246574 253170 261609 270630 302006 322834 331470 331731 342519 345999 354330 357251 357930 368590 369570 369861 381889 436015 453009 468630 484251 505079 523218 552885 554355 570865 576665 616435 663462 685038 691998 714502 739722 755015 763778 784827 807085 872030 906018 968502 1010158 1027557 1037997 1071753 1105770 1108710 1109583 1141730 1145667 1153330 1232870 1308045 1359027 1452753 1510030 1515237 1569654 1614170 1658655 1712595 1729995 1786255 1849305 1909445 2055114 2075994 2143506 2219166 2265045 2291334 2421255 2525395 2616090 2718054 2905506 3030474 3215259 3317310 3425190 3437001 3459990 3572510 3575323 3698610 3818890 3924135 4530090 4545711 4681093 4842510 5050790 5137785 5189985 5358765 5547915 5728335 6430518 6795135 6874002 7150646 7263765 7576185 7848270 9091422 9362186 10275570 10379970 10717530 10725969 11074781 11095830 11456670 13590270 14043279 14527530 14647291 15152370 15657449 16076295 17185005 17876615 21451938 22149562 22728555 23405465 28086558 29294582 31314898 32152590 32177907 33224343 34370010 35753230 42129837 43941873 45457110 46810930 46972347 53629845 55373905 64355814 66448686 70216395 73236455 78287245 84259674 87883746 93944694 99673029 107259690 110747810 131825619 140432790 140917041 146472910 156574490 160889535 166121715 199346058 210649185 219709365 234861735 263651238 281834082 321779070 332243430 421298370 439418730 454066021 469723470 498365145 659128095 704585205 908132042 996730290 1318256190 1362198063 1409170410 2270330105 2724396126 4086594189 4540660210 6810990315 8173188378 13621980630 20432970945 40865941890
• Sum of all divisors σ(n): 118351134720
• Sum of proper divisors (its aliquot sum) s(n): 77485192830
• 40865941890 is an abundant number, because the sum of its proper divisors (77485192830) is greater than itself. Its abundance is 36619250940

Bases of 40865941890

• Binary: 100110000011110011001100100110000010₂
• Hexadecimal: 0x983CCC982
• Base-36: IRUIYKI

Squares and roots of 40865941890

• 40865941890 squared (40865941890²) is 1670025206556856772100
• 40865941890 cubed (40865941890³) is 68247153045987755829691573269000
• The square root of 40865941890 is 202153.2633671789
• The cube root of 40865941890 is 3444.4549133613

Scales and comparisons

• 40,865,941,890 seconds is equal to 1,299 years, 21 weeks, 2 days, 10 hours, 31 minutes, 30 seconds.
• To count from 1 to 40,865,941,890 would take you about two thousand, five hundred ninety-eight 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 40865941890 cubic inches would be around 287 feet tall.

Recreational maths with 40865941890

• 40865941890 backwards is 09814956804
• The number of decimal digits it has is: 11
• The sum of 40865941890's digits is 54
• More coming soon!