40199991111909672

Names of 40199991111909672

• Cardinal: 40199991111909672 can be written as Forty quadrillion, one hundred ninety-nine trillion, nine hundred ninety-one billion, one hundred eleven million, nine hundred nine thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 4.0199991111909672 × 10¹⁶

Factors of 40199991111909672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1540938022861

Divisors of 40199991111909672

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 4 6 8 12 24 1087 2174 3261 4348 6522 8696 13044 26088 1540938021769 3081876043538 4622814065307 6163752087076 9245628130614 12327504174152 18491256261228 36982512522456 1674999629662903 3349999259325806 5024998888988709 6699998518651612 10049997777977418 13399997037303224 20099995555954836 40199991111909672
• Sum of all divisors σ(n): 100592434061145600
• Sum of proper divisors (its aliquot sum) s(n): 60392442949235928
• 40199991111909672 is an abundant number, because the sum of its proper divisors (60392442949235928) is greater than itself. Its abundance is 20192451837326256

Bases of 40199991111909672

• Binary: 10001110110100011010110111001110001100110000000100101000₂
• Hexadecimal: 0x8ED1ADCE330128
• Base-36: AZTPGYV0O4O

Squares and roots of 40199991111909672

• 40199991111909672 squared (40199991111909672²) is 1616039285397616626949678687147584
• 40199991111909672 cubed (40199991111909672³) is 64964764909481046192789106979909594855820741032448
• The square root of 40199991111909672 is 200499354.3927502825
• The cube root of 40199991111909672 is 342564.2087143981

Scales and comparisons

• 40,199,991,111,909,672 seconds is equal to 1,278,235,370 years, 32 weeks, 2 days, 8 hours, 41 minutes, 12 seconds.
• To count from 1 to 40,199,991,111,909,672 would take you about three billion, eight hundred thirty-four million, seven hundred six thousand, one hundred eleven 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 40199991111909672 cubic inches would be around 28547 feet tall.

Recreational maths with 40199991111909672

• 40199991111909672 backwards is 27690911119999104
• The number of decimal digits it has is: 17
• The sum of 40199991111909672's digits is 78
• More coming soon!