40108436991686281

Names of 40108436991686281

• Cardinal: 40108436991686281 can be written as Forty quadrillion, one hundred eight trillion, four hundred thirty-six billion, nine hundred ninety-one million, six hundred eighty-six thousand, two hundred eighty-one.

Scientific notation

• Scientific notation: 4.0108436991686281 × 10¹⁶

Factors of 40108436991686281

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 210

Divisors of 40108436991686281

• Number of divisors d(n): 21
• Complete list of divisors:
  1 43 167 1849 7181 27889 308783 1199227 4657463 51566761 200270909 777796321 8611649087 33445241803 129891985607 1438145397529 5585355381101 21691961596369 240170281387343 932754348643867 40108436991686281
• Sum of all divisors σ(n): 41310250068805581
• Sum of proper divisors (its aliquot sum) s(n): 1201813077119300
• 40108436991686281 is a deficient number, because the sum of its proper divisors (1201813077119300) is less than itself. Its deficiency is 38906623914566981

Bases of 40108436991686281

• Binary: 10001110011111100110100100110011011000101011011010001001₂
• Hexadecimal: 0x8E7E693362B689
• Base-36: AYX95L3P0ND

Squares and roots of 40108436991686281

• 40108436991686281 squared (40108436991686281²) is 1608686717916068450574711923610961
• 40108436991686281 cubed (40108436991686281³) is 64521909864899233405776988298455498339106004926041
• 40108436991686281 is a perfect square number. Its square root is 200270909
• The cube root of 40108436991686281 is 342303.9515719841
• Being both a perfect square and a perfect cube, 40108436991686281 is also a perfect sixth number.

Scales and comparisons

• 40,108,436,991,686,281 seconds is equal to 1,275,324,232 years, 41 weeks, 2 days, 2 hours, 38 minutes, 1 second.
• To count from 1 to 40,108,436,991,686,281 would take you about three billion, eight hundred twenty-five million, nine hundred seventy-two thousand, six 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 40108436991686281 cubic inches would be around 28525.3 feet tall.

Recreational maths with 40108436991686281

• 40108436991686281 backwards is 18268619963480104
• The number of decimal digits it has is: 17
• The sum of 40108436991686281's digits is 76
• More coming soon!