40439686471808

Names of 40439686471808

• Cardinal: 40439686471808 can be written as Forty trillion, four hundred thirty-nine billion, six hundred eighty-six million, four hundred seventy-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.0439686471808 × 10¹³

Factors of 40439686471808

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 43252

Divisors of 40439686471808

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 169 208 338 416 676 832 1352 1664 2704 5408 10816 21632 43237 86474 172948 345896 562081 691792 1124162 1383584 2248324 2767168 4496648 5534336 7307053 8993296 14614106 17986592 29228212 35973184 58456424 71946368 116912848 233825696 467651392 935302784 1869438169 3738876338 7477752676 14955505352 24302696197 29911010704 48605392394 59822021408 97210784788 119644042816 194421569576 239288085632 315935050561 388843139152 631870101122 777686278304 1263740202244 1555372556608 2527480404488 3110745113216 5054960808976 10109921617952 20219843235904 40439686471808
• Sum of all divisors σ(n): 87239349857655
• Sum of proper divisors (its aliquot sum) s(n): 46799663385847
• 40439686471808 is an abundant number, because the sum of its proper divisors (46799663385847) is greater than itself. Its abundance is 6359976914039

Bases of 40439686471808

• Binary: 1001001100011110011001001001011010000010000000₂
• Hexadecimal: 0x24C79925A080
• Base-36: EC1QH7BSW

Squares and roots of 40439686471808

• 40439686471808 squared (40439686471808²) is 1635368241938130967178788864
• 40439686471808 cubed (40439686471808³) is 66133778969929867231932222883146720346112
• The square root of 40439686471808 is 6359220.5868178533
• The cube root of 40439686471808 is 34324.3714603091

Scales and comparisons

• 40,439,686,471,808 seconds is equal to 1,285,856 years, 48 weeks, 6 days, 18 hours, 10 minutes, 8 seconds.
• To count from 1 to 40,439,686,471,808 would take you about three million, two hundred fourteen thousand, six hundred forty-two 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 40439686471808 cubic inches would be around 2860.4 feet tall.

Recreational maths with 40439686471808

• 40439686471808 backwards is 80817468693404
• The number of decimal digits it has is: 14
• The sum of 40439686471808's digits is 68
• More coming soon!