128272732532

Names of 128272732532

• Cardinal: 128272732532 can be written as One hundred twenty-eight billion, two hundred seventy-two million, seven hundred thirty-two thousand, five hundred thirty-two.

Scientific notation

• Scientific notation: 1.28272732532 × 10¹¹

Factors of 128272732532

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 77116

Divisors of 128272732532

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 49 67 98 127 134 196 254 268 469 508 889 938 1778 1876 3283 3556 6223 6566 8509 12446 13132 17018 24892 34036 59563 76913 119126 153826 238252 307652 416941 538391 833882 1076782 1667764 2153564 3768737 5153171 7537474 9767951 10306342 15074948 19535902 20612684 36072197 39071804 68375657 72144394 136751314 144288788 252505379 273502628 478629599 505010758 654452717 957259198 1010021516 1308905434 1914518396 2617810868 4581169019 9162338038 18324676076 32068183133 64136366266 128272732532
• Sum of all divisors σ(n): 267114322944
• Sum of proper divisors (its aliquot sum) s(n): 138841590412
• 128272732532 is an abundant number, because the sum of its proper divisors (138841590412) is greater than itself. Its abundance is 10568857880

Bases of 128272732532

• Binary: 1110111011101101001101001000101110100₂
• Hexadecimal: 0x1DDDA69174
• Base-36: 1MXE9TV8

Squares and roots of 128272732532

• 128272732532 squared (128272732532²) is 16453893911226011131024
• 128272732532 cubed (128272732532³) is 2110585932784597478011096359272768
• The square root of 128272732532 is 358151.8288826681
• The cube root of 128272732532 is 5043.2610505431

Scales and comparisons

• 128,272,732,532 seconds is equal to 4,078 years, 35 weeks, 1 day, 2 hours, 35 minutes, 32 seconds.
• To count from 1 to 128,272,732,532 would take you about eight thousand, one hundred fifty-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 128272732532 cubic inches would be around 420.3 feet tall.

Recreational maths with 128272732532

• 128272732532 backwards is 235237272821
• The number of decimal digits it has is: 12
• The sum of 128272732532's digits is 44
• More coming soon!