38438120820

Names of 38438120820

• Cardinal: 38438120820 can be written as Thirty-eight billion, four hundred thirty-eight million, one hundred twenty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 3.843812082 × 10¹⁰

Factors of 38438120820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4929

Divisors of 38438120820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 121 132 165 220 242 330 363 484 605 660 726 1210 1452 1601 1815 2420 3202 3307 3630 4803 6404 6614 7260 8005 9606 9921 13228 16010 16535 17611 19212 19842 24015 32020 33070 35222 36377 39684 48030 49605 52833 66140 70444 72754 88055 96060 99210 105666 109131 145508 176110 181885 193721 198420 211332 218262 264165 352220 363770 387442 400147 436524 528330 545655 581163 727540 774884 800294 968605 1056660 1091310 1162326 1200441 1600588 1937210 2000735 2182620 2324652 2400882 2905815 3874420 4001470 4801764 5294507 5811630 6002205 8002940 10589014 11623260 12004410 15883521 21178028 24008820 26472535 31767042 52945070 58239577 63534084 79417605 105890140 116479154 158835210 174718731 232958308 291197885 317670420 349437462 582395770 640635347 698874924 873593655 1164791540 1281270694 1747187310 1921906041 2562541388 3203176735 3494374620 3843812082 6406353470 7687624164 9609530205 12812706940 19219060410 38438120820
• Sum of all divisors σ(n): 118410151104
• Sum of proper divisors (its aliquot sum) s(n): 79972030284
• 38438120820 is an abundant number, because the sum of its proper divisors (79972030284) is greater than itself. Its abundance is 41533909464

Bases of 38438120820

• Binary: 100011110011000101110010110101110100₂
• Hexadecimal: 0x8F3172D74
• Base-36: HNP2BUC

Squares and roots of 38438120820

• 38438120820 squared (38438120820²) is 1477489132172917472400
• 38438120820 cubed (38438120820³) is 56791905772699550936000215368000
• The square root of 38438120820 is 196056.4225420835
• The cube root of 38438120820 is 3374.8466928441

Scales and comparisons

• 38,438,120,820 seconds is equal to 1,222 years, 11 weeks, 15 hours, 47 minutes.
• To count from 1 to 38,438,120,820 would take you about two thousand, four hundred forty-four 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 38438120820 cubic inches would be around 281.2 feet tall.

Recreational maths with 38438120820

• 38438120820 backwards is 02802183483
• The number of decimal digits it has is: 11
• The sum of 38438120820's digits is 39
• More coming soon!