55621929731206731642

Names of 55621929731206731642

• Cardinal: 55621929731206731642 can be written as Fifty-five quintillion, six hundred twenty-one quadrillion, nine hundred twenty-nine trillion, seven hundred thirty-one billion, two hundred six million, seven hundred thirty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 5.5621929731206731642 × 10¹⁹

Factors of 55621929731206731642

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1221869200193747

Divisors of 55621929731206731642

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 281 562 843 1686 2529 5058 7587 15174 22761 45522 1221869200193461 2443738400386922 3665607600580383 7331215201160766 10996822801741149 21993645603482298 32990468405223447 65980936810446894 98971405215670341 197942810431340682 343345245254362541 686690490508725082 1030035735763087623 2060071471526175246 3090107207289262869 6180214414578525738 9270321621867788607 18540643243735577214 27810964865603365821 55621929731206731642
• Sum of all divisors σ(n): 125077862547003931092
• Sum of proper divisors (its aliquot sum) s(n): 69455932815797199450
• 55621929731206731642 is an abundant number, because the sum of its proper divisors (69455932815797199450) is greater than itself. Its abundance is 13834003084590467808

Bases of 55621929731206731642

• Binary: 110000001111101000110010100110010010010110010100001101011101111010₂
• Hexadecimal: 0x303E8CA649650D77A
• Base-36: BQL7SIS44OLMI

Squares and roots of 55621929731206731642

• 55621929731206731642 squared (55621929731206731642²) is 3093799067023299358090039234575804016164
• 55621929731206731642 cubed (55621929731206731642³) is 172083074308442902396605363405163896374709875309615778261288
• The square root of 55621929731206731642 is 7458011110.9602626847
• The cube root of 55621929731206731642 is 3817233.1263609923

Scales and comparisons

• 55,621,929,731,206,731,642 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 55,621,929,731,206,731,642 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 55621929731206731642 cubic inches would be around 318102.8 feet tall.

Recreational maths with 55621929731206731642

• 55621929731206731642 backwards is 24613760213792912655
• 55621929731206731642 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 55621929731206731642's digits is 81
• More coming soon!