39998438015405899

Names of 39998438015405899

• Cardinal: 39998438015405899 can be written as Thirty-nine quadrillion, nine hundred ninety-eight trillion, four hundred thirty-eight billion, fifteen million, four hundred five thousand, eight hundred ninety-nine.

Scientific notation

• Scientific notation: 3.9998438015405899 × 10¹⁶

Factors of 39998438015405899

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 100

Divisors of 39998438015405899

• Number of divisors d(n): 32
• Complete list of divisors:
  1 41 59 1681 2419 3481 68921 99179 142721 205379 2825761 4066339 5851561 8420539 115856201 166719899 239914001 345242099 4750104241 6835515859 9836474041 14154926059 194754273881 280256150219 403295435681 580351968419 11490502158979 16535112862921 23794430705179 677939627379761 975571658912339 39998438015405899
• Sum of all divisors σ(n): 41705264471693760
• Sum of proper divisors (its aliquot sum) s(n): 1706826456287861
• 39998438015405899 is a deficient number, because the sum of its proper divisors (1706826456287861) is less than itself. Its deficiency is 38291611559118038

Bases of 39998438015405899

• Binary: 10001110000110100101111000010001011110101000111101001011₂
• Hexadecimal: 0x8E1A5E117A8F4B
• Base-36: AXU9GR5B1VV

Squares and roots of 39998438015405899

• 39998438015405899 squared (39998438015405899²) is 1599875043672267792208865723998201
• 39998438015405899 cubed (39998438015405899³) is 63992502766720008941498745419389927058516160787699
• The square root of 39998438015405899 is 199996095.0003921927
• The cube root of 39998438015405899 is 341990.7376839189

Scales and comparisons

• 39,998,438,015,405,899 seconds is equal to 1,271,826,605 years, 31 weeks, 13 hours, 38 minutes, 19 seconds.
• To count from 1 to 39,998,438,015,405,899 would take you about three billion, eight hundred fifteen million, four hundred seventy-nine thousand, eight hundred sixteen 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 39998438015405899 cubic inches would be around 28499.2 feet tall.

Recreational maths with 39998438015405899

• 39998438015405899 backwards is 99850451083489993
• The number of decimal digits it has is: 17
• The sum of 39998438015405899's digits is 94
• More coming soon!