71921016421216338

Names of 71921016421216338

• Cardinal: 71921016421216338 can be written as Seventy-one quadrillion, nine hundred twenty-one trillion, sixteen billion, four hundred twenty-one million, two hundred sixteen thousand, three hundred thirty-eight.

Scientific notation

• Scientific notation: 7.1921016421216338 × 10¹⁶

Factors of 71921016421216338

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3750751

Divisors of 71921016421216338

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 223 446 669 1338 3319 4327 6638 8654 9957 12981 19914 25962 740137 964921 1480274 1929842 2220411 2894763 3742877 4440822 5789526 7485754 11228631 14361313 22457262 28722626 43083939 86167878 834661571 1669323142 2503984713 3202572799 5007969426 6405145598 9607718397 12422608763 16195428779 19215436794 24845217526 32390857558 37267826289 48586286337 74535652578 97172572674 2770241754149 3611580617717 5540483508298 7223161235434 8310725262447 10834741853151 16621450524894 21669483706302 53752628117501 107505256235002 161257884352503 322515768705006 11986836070202723 23973672140405446 35960508210608169 71921016421216338
• Sum of all divisors σ(n): 144564038349373440
• Sum of proper divisors (its aliquot sum) s(n): 72643021928157102
• 71921016421216338 is an abundant number, because the sum of its proper divisors (72643021928157102) is greater than itself. Its abundance is 722005506940764

Bases of 71921016421216338

• Binary: 11111111100000111100100010001011101010111111000001010010₂
• Hexadecimal: 0xFF83C88BABF052
• Base-36: JO5VETJKRPU

Squares and roots of 71921016421216338

• 71921016421216338 squared (71921016421216338²) is 5172632603060870146942019398130244
• 71921016421216338 cubed (71921016421216338³) is 372020994385659853692846642593674958013289424726472
• The square root of 71921016421216338 is 268180939.7052973599
• The cube root of 71921016421216338 is 415864.5862982403

Scales and comparisons

• 71,921,016,421,216,338 seconds is equal to 2,286,865,855 years, 45 weeks, 6 days, 20 hours, 32 minutes, 18 seconds.
• To count from 1 to 71,921,016,421,216,338 would take you about six billion, eight hundred sixty million, five hundred ninety-seven thousand, five hundred sixty-seven 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 71921016421216338 cubic inches would be around 34655.4 feet tall.

Recreational maths with 71921016421216338

• 71921016421216338 backwards is 83361212461012917
• The number of decimal digits it has is: 17
• The sum of 71921016421216338's digits is 57
• More coming soon!