40665599940

Names of 40665599940

• Cardinal: 40665599940 can be written as Forty billion, six hundred sixty-five million, five hundred ninety-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.066559994 × 10¹⁰

Factors of 40665599940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1536

Divisors of 40665599940

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 277 420 431 554 811 831 862 1108 1293 1385 1622 1662 1724 1939 2155 2433 2586 2770 3017 3244 3324 3878 4055 4155 4310 4866 5172 5540 5677 5817 6034 6465 7756 8110 8310 8620 9051 9695 9732 11354 11634 12068 12165 12930 15085 16220 16620 17031 18102 19390 22708 23268 24330 25860 28385 29085 30170 34062 36204 38780 45255 48660 56770 58170 60340 68124 85155 90510 113540 116340 119387 170310 181020 224647 238774 340620 349541 358161 449294 477548 596935 673941 699082 716322 835709 898588 1048623 1123235 1193870 1347882 1398164 1432644 1572529 1671418 1747705 1790805 2097246 2246470 2387740 2446787 2507127 2695764 3145058 3342836 3369705 3495410 3581610 4178545 4194492 4492940 4717587 4893574 5014254 5243115 6290116 6739410 6990820 7163220 7340361 7862645 8357090 9435174 9787148 10028508 10486230 12233935 12535635 13478820 14680722 15725290 16714180 18870348 20972460 23587935 24467870 25071270 29361444 31450580 36701805 47175870 48935740 50142540 73403610 94351740 96822857 146807220 193645714 290468571 387291428 484114285 580937142 677759999 968228570 1161874284 1355519998 1452342855 1936457140 2033279997 2711039996 2904685710 3388799995 4066559994 5809371420 6777599990 8133119988 10166399985 13555199980 20332799970 40665599940
• Sum of all divisors σ(n): 131064127488
• Sum of proper divisors (its aliquot sum) s(n): 90398527548
• 40665599940 is an abundant number, because the sum of its proper divisors (90398527548) is greater than itself. Its abundance is 49732927608

Bases of 40665599940

• Binary: 100101110111110110111100111111000100₂
• Hexadecimal: 0x977DBCFC4
• Base-36: IOJ8XQC

Squares and roots of 40665599940

• 40665599940 squared (40665599940²) is 1653691018480128003600
• 40665599940 cubed (40665599940³) is 67248337381884032234388479784000
• The square root of 40665599940 is 201657.1346121927
• The cube root of 40665599940 is 3438.8169702711

Scales and comparisons

• 40,665,599,940 seconds is equal to 1,293 years, 2 weeks, 15 hours, 59 minutes.
• To count from 1 to 40,665,599,940 would take you about two thousand, five hundred eighty-six 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 40665599940 cubic inches would be around 286.6 feet tall.

Recreational maths with 40665599940

• 40665599940 backwards is 04999556604
• The number of decimal digits it has is: 11
• The sum of 40665599940's digits is 57
• More coming soon!