85728234464720

Names of 85728234464720

• Cardinal: 85728234464720 can be written as Eighty-five trillion, seven hundred twenty-eight billion, two hundred thirty-four million, four hundred sixty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 8.572823446472 × 10¹³

Factors of 85728234464720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1555662

Divisors of 85728234464720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 656 820 1640 3280 16987 33974 67948 84935 135896 169870 271792 339740 679480 696467 1358960 1392934 1538627 2785868 3077254 3482335 5571736 6154508 6964670 7693135 11143472 12309016 13929340 15386270 24618032 27858680 30772540 55717360 61545080 63083707 123090160 126167414 252334828 315418535 504669656 630837070 1009339312 1261674140 2523348280 5046696560 26136656849 52273313698 104546627396 130683284245 209093254792 261366568490 418186509584 522733136980 1045466273960 1071602930809 2090932547920 2143205861618 4286411723236 5358014654045 8572823446472 10716029308090 17145646892944 21432058616180 42864117232360 85728234464720
• Sum of all divisors σ(n): 204191715768768
• Sum of proper divisors (its aliquot sum) s(n): 118463481304048
• 85728234464720 is an abundant number, because the sum of its proper divisors (118463481304048) is greater than itself. Its abundance is 32735246839328

Bases of 85728234464720

• Binary: 10011011111100000101000111101100110010111010000₂
• Hexadecimal: 0x4DF828F665D0
• Base-36: UDZ09D2A8

Squares and roots of 85728234464720

• 85728234464720 squared (85728234464720²) is 7349330184438006024924678400
• 85728234464720 cubed (85728234464720³) is 630045101210145262310182822152942146048000
• The square root of 85728234464720 is 9258954.2857020307
• The cube root of 85728234464720 is 44093.5054297769

Scales and comparisons

• 85,728,234,464,720 seconds is equal to 2,725,892 years, 35 weeks, 2 days, 22 hours, 25 minutes, 20 seconds.
• To count from 1 to 85,728,234,464,720 would take you about six million, eight hundred fourteen thousand, seven hundred thirty-one 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 85728234464720 cubic inches would be around 3674.5 feet tall.

Recreational maths with 85728234464720

• 85728234464720 backwards is 02746443282758
• The number of decimal digits it has is: 14
• The sum of 85728234464720's digits is 62
• More coming soon!