40842489909

Names of 40842489909

• Cardinal: 40842489909 can be written as Forty billion, eight hundred forty-two million, four hundred eighty-nine thousand, nine hundred nine.

Scientific notation

• Scientific notation: 4.0842489909 × 10¹⁰

Factors of 40842489909

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 278

Divisors of 40842489909

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 13 29 39 47 87 89 97 141 267 291 377 611 1131 1157 1261 1363 1833 2581 2813 3471 3783 4089 4183 4559 7743 7921 8439 8633 12549 13677 17719 23763 25899 33553 36569 53157 54379 59267 100659 102973 109707 112229 121307 132211 163137 177801 229709 250357 308919 336687 363921 372287 396633 405751 689127 751071 768337 1116861 1217253 1576991 1718743 2305011 2986217 3254641 4730973 4839731 5156229 5274763 8958651 9763923 9988381 10796323 11766779 14519193 15824289 22281773 29965143 32388969 35300337 36111839 66845319 108335517 140352199 152968127 289663049 421056597 458904381 469453907 868989147 1047243331 1408361721 3141729993 13614163303 40842489909
• Sum of all divisors σ(n): 63308689920
• Sum of proper divisors (its aliquot sum) s(n): 22466200011
• 40842489909 is a deficient number, because the sum of its proper divisors (22466200011) is less than itself. Its deficiency is 18376289898

Bases of 40842489909

• Binary: 100110000010011001101111000000110101₂
• Hexadecimal: 0x98266F035
• Base-36: IRGKAWL

Squares and roots of 40842489909

• 40842489909 squared (40842489909²) is 1668108981966766828281
• 40842489909 cubed (40842489909³) is 68129724263089937157422678316429
• The square root of 40842489909 is 202095.2495953331
• The cube root of 40842489909 is 3443.7958906739

Scales and comparisons

• 40,842,489,909 seconds is equal to 1,298 years, 34 weeks, 4 days, 5 minutes, 9 seconds.
• To count from 1 to 40,842,489,909 would take you about two thousand, five hundred ninety-seven 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 40842489909 cubic inches would be around 287 feet tall.

Recreational maths with 40842489909

• 40842489909 backwards is 90998424804
• The number of decimal digits it has is: 11
• The sum of 40842489909's digits is 57
• More coming soon!