40728998286388940527790

Names of 40728998286388940527790

• Cardinal: 40728998286388940527790 can be written as Forty sextillion, seven hundred twenty-eight quintillion, nine hundred ninety-eight quadrillion, two hundred eighty-six trillion, three hundred eighty-eight billion, nine hundred forty million, five hundred twenty-seven thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 4.072899828638894052779 × 10²²

Factors of 40728998286388940527790

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 169110718237616

Divisors of 40728998286388940527790

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 35 70 3440603 6881206 17203015 24084221 34406030 48168442 120421105 240842210 169110714796999 338221429593998 845553573984995 1183775003578993 1691107147969990 2367550007157986 5918875017894965 11837750035789930 581842832662699150397 1163685665325398300794 2909214163313495751985 4072899828638894052779 5818428326626991503970 8145799657277788105558 20364499143194470263895 40728998286388940527790
• Sum of all divisors σ(n): 83785392255372103872000
• Sum of proper divisors (its aliquot sum) s(n): 43056393968983163344210
• 40728998286388940527790 is an abundant number, because the sum of its proper divisors (43056393968983163344210) is greater than itself. Its abundance is 2327395682594222816420

Bases of 40728998286388940527790

• Binary: 1000100111111110110001100101010101011111110101001010010010000101100010101110₂
• Hexadecimal: 0x89FEC6555FD4A4858AE
• Base-36: 6MRJU1U2HNZS59Q

Squares and roots of 40728998286388940527790

• 40728998286388940527790 squared (40728998286388940527790²) is 1658851301412673253975580965470037563762284100
• 40728998286388940527790 cubed (40728998286388940527790³) is 67563351812610832840546053336479464295311478995825881155949925139000
• The square root of 40728998286388940527790 is 201814266805.8651906163
• The cube root of 40728998286388940527790 is 34406030.9999999989

Scales and comparisons

• 40,728,998,286,388,940,527,790 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 40,728,998,286,388,940,527,790 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 40728998286388940527790 cubic inches would be around 2867169.3 feet tall.

Recreational maths with 40728998286388940527790

• 40728998286388940527790 backwards is 09772504988368289982704
• The number of decimal digits it has is: 23
• The sum of 40728998286388940527790's digits is 125
• More coming soon!