13028887944

Names of 13028887944

• Cardinal: 13028887944 can be written as Thirteen billion, twenty-eight million, eight hundred eighty-seven thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.3028887944 × 10¹⁰

Factors of 13028887944

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 35973

Divisors of 13028887944

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 71 72 142 213 284 426 568 639 852 1278 1704 2556 5041 5112 10082 15123 20164 30246 35897 40328 45369 60492 71794 90738 107691 120984 143588 181476 215382 287176 323073 362952 430764 646146 861528 1292292 2548687 2584584 5097374 7646061 10194748 15292122 20389496 22938183 30584244 45876366 61168488 91752732 180956777 183505464 361913554 542870331 723827108 1085740662 1447654216 1628610993 2171481324 3257221986 4342962648 6514443972 13028887944
• Sum of all divisors σ(n): 35791562430
• Sum of proper divisors (its aliquot sum) s(n): 22762674486
• 13028887944 is an abundant number, because the sum of its proper divisors (22762674486) is greater than itself. Its abundance is 9733786542

Bases of 13028887944

• Binary: 1100001000100101010000110110001000₂
• Hexadecimal: 0x308950D88
• Base-36: 5ZH2AA0

Squares and roots of 13028887944

• 13028887944 squared (13028887944²) is 169751921057308547136
• 13028887944 cubed (13028887944³) is 2211678757734407062868386128384
• The square root of 13028887944 is 114144.1542261363
• The cube root of 13028887944 is 2353.0750716559

Scales and comparisons

• 13,028,887,944 seconds is equal to 414 years, 14 weeks, 3 days, 7 hours, 32 minutes, 24 seconds.
• To count from 1 to 13,028,887,944 would take you about eight hundred twenty-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 13028887944 cubic inches would be around 196.1 feet tall.

Recreational maths with 13028887944

• 13028887944 backwards is 44978882031
• The number of decimal digits it has is: 11
• The sum of 13028887944's digits is 54
• More coming soon!