72489247800842912

Names of 72489247800842912

• Cardinal: 72489247800842912 can be written as Seventy-two quadrillion, four hundred eighty-nine trillion, two hundred forty-seven billion, eight hundred million, eight hundred forty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 7.2489247800842912 × 10¹⁶

Factors of 72489247800842912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 246197797

Divisors of 72489247800842912

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 104 208 416 709823 1419646 2839292 5678584 9227699 11357168 18455398 22714336 36910796 73821592 147643184 245487959 295286368 490975918 981951836 1963903672 3191343467 3927807344 6382686934 7855614688 12765373868 25530747736 51061495472 102122990944 174252999521257 348505999042514 697011998085028 1394023996170056 2265288993776341 2788047992340112 4530577987552682 5576095984680224 9061155975105364 18122311950210728 36244623900421456 72489247800842912
• Sum of all divisors σ(n): 153691362724193280
• Sum of proper divisors (its aliquot sum) s(n): 81202114923350368
• 72489247800842912 is an abundant number, because the sum of its proper divisors (81202114923350368) is greater than itself. Its abundance is 8712867122507456

Bases of 72489247800842912

• Binary: 100000001100010001001011000111001001101000101101010100000₂
• Hexadecimal: 0x101889639345AA0
• Base-36: JTRAKPNPGGW

Squares and roots of 72489247800842912

• 72489247800842912 squared (72489247800842912²) is 5254691046732008953683897700639744
• 72489247800842912 cubed (72489247800842912³) is 380908601403427219374993754422692222923204847894528
• The square root of 72489247800842912 is 269238273.2838013727
• The cube root of 72489247800842912 is 416956.9312999035

Scales and comparisons

• 72,489,247,800,842,912 seconds is equal to 2,304,933,856 years, 5 weeks, 1 day, 20 hours, 48 minutes, 32 seconds.
• To count from 1 to 72,489,247,800,842,912 would take you about six billion, nine hundred fourteen million, eight hundred one thousand, five hundred sixty-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 72489247800842912 cubic inches would be around 34746.4 feet tall.

Recreational maths with 72489247800842912

• 72489247800842912 backwards is 21924800874298427
• The number of decimal digits it has is: 17
• The sum of 72489247800842912's digits is 77
• More coming soon!