172231772928

Names of 172231772928

• Cardinal: 172231772928 can be written as One hundred seventy-two billion, two hundred thirty-one million, seven hundred seventy-two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.72231772928 × 10¹¹

Factors of 172231772928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 10788

Divisors of 172231772928

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 59 64 96 118 128 177 192 236 256 354 367 384 472 708 734 768 944 1101 1416 1468 1888 2202 2832 2936 3776 4404 5664 5872 7552 8808 10357 11328 11744 15104 17616 20714 21653 22656 23488 31071 35232 41428 43306 45312 46976 62142 64959 70464 82856 86612 93952 124284 129918 140928 165712 173224 248568 259836 281856 331424 346448 497136 519672 611063 662848 692896 994272 1039344 1222126 1325696 1385792 1833189 1988544 2078688 2444252 2651392 2771584 3666378 3801019 3977088 4157376 4888504 5543168 7332756 7602038 7954176 8314752 9777008 11403057 14665512 15204076 16629504 19554016 22806114 29331024 30408152 39108032 45612228 58662048 60816304 78216064 91224456 117324096 121632608 156432128 182448912 224260121 234648192 243265216 364897824 448520242 469296384 486530432 672780363 729795648 897040484 973060864 1345560726 1459591296 1794080968 2691121452 2919182592 3588161936 5382242904 7176323872 10764485808 14352647744 21528971616 28705295488 43057943232 57410590976 86115886464 172231772928
• Sum of all divisors σ(n): 467472284160
• Sum of proper divisors (its aliquot sum) s(n): 295240511232
• 172231772928 is an abundant number, because the sum of its proper divisors (295240511232) is greater than itself. Its abundance is 123008738304

Bases of 172231772928

• Binary: 10100000011001110100000100101100000000₂
• Hexadecimal: 0x2819D04B00
• Base-36: 274ECMIO

Squares and roots of 172231772928

• 172231772928 squared (172231772928²) is 29663783605922153693184
• 172231772928 cubed (172231772928³) is 5109046042200513410929183269322752
• The square root of 172231772928 is 415008.1600739919
• The cube root of 172231772928 is 5563.7946264737

Scales and comparisons

• 172,231,772,928 seconds is equal to 5,476 years, 22 weeks, 5 days, 7 hours, 8 minutes, 48 seconds.
• To count from 1 to 172,231,772,928 would take you about ten thousand, nine hundred fifty-two 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 172231772928 cubic inches would be around 463.6 feet tall.

Recreational maths with 172231772928

• 172231772928 backwards is 829277132271
• The number of decimal digits it has is: 12
• The sum of 172231772928's digits is 51
• More coming soon!