128798888337812

Names of 128798888337812

• Cardinal: 128798888337812 can be written as One hundred twenty-eight trillion, seven hundred ninety-eight billion, eight hundred eighty-eight million, three hundred thirty-seven thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 1.28798888337812 × 10¹⁴

Factors of 128798888337812

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 92401

Divisors of 128798888337812

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 49 77 98 154 196 308 343 539 686 1078 1372 2156 3773 7546 15092 92381 184762 369524 646667 1016191 1293334 2032382 2586668 4064764 4526669 7113337 9053338 14226674 18106676 28453348 31686683 49793359 63373366 99586718 126746732 199173436 348553513 697107026 1394214052 8534249161 17068498322 34136996644 59739744127 93876740771 119479488254 187753481542 238958976508 375506963084 418178208889 657137185397 836356417778 1314274370794 1672712835556 2628548741588 2927247462223 4599960297779 5854494924446 9199920595558 11708989848892 18399841191116 32199722084453 64399444168906 128798888337812
• Sum of all divisors σ(n): 286753875844800
• Sum of proper divisors (its aliquot sum) s(n): 157954987506988
• 128798888337812 is an abundant number, because the sum of its proper divisors (157954987506988) is greater than itself. Its abundance is 29156099169176

Bases of 128798888337812

• Binary: 11101010010010001010011111111001010000110010100₂
• Hexadecimal: 0x752453FCA194
• Base-36: 19NLE4MLCK

Squares and roots of 128798888337812

• 128798888337812 squared (128798888337812²) is 16589153637056164020228947344
• 128798888337812 cubed (128798888337812³) is 2136664546918004687792314803319334632171328
• The square root of 128798888337812 is 11348959.7910034027
• The cube root of 128798888337812 is 50501.4721444925

Scales and comparisons

• 128,798,888,337,812 seconds is equal to 4,095,406 years, 12 weeks, 6 days, 6 hours, 43 minutes, 32 seconds.
• To count from 1 to 128,798,888,337,812 would take you about ten million, two hundred thirty-eight thousand, five hundred fifteen 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 128798888337812 cubic inches would be around 4208.5 feet tall.

Recreational maths with 128798888337812

• 128798888337812 backwards is 218733888897821
• The number of decimal digits it has is: 15
• The sum of 128798888337812's digits is 83
• More coming soon!