420449742825

Names of 420449742825

• Cardinal: 420449742825 can be written as Four hundred twenty billion, four hundred forty-nine million, seven hundred forty-two thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 4.20449742825 × 10¹¹

Factors of 420449742825

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 36178

Divisors of 420449742825

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 15 21 25 35 75 105 137 163 175 411 489 525 685 815 959 1141 2055 2445 2877 3423 3425 4075 4795 5705 10275 12225 14385 17115 22331 23975 28525 35863 66993 71925 85575 107589 111655 156317 179315 251041 334965 468951 537945 558275 753123 781585 896575 1255205 1674825 2344755 2689725 3765615 3907925 4913231 5845669 6276025 11723775 14739693 17537007 18828075 24566155 29228345 34392617 40919683 73698465 87685035 103177851 122759049 122830775 146141725 171963085 204598415 368492325 438425175 515889255 613795245 800856653 859815425 1022992075 2402569959 2579446275 3068976225 4004283265 5605996571 12012849795 16817989713 20021416325 28029982855 60064248975 84089948565 140149914275 420449742825
• Sum of all divisors σ(n): 805180655616
• Sum of proper divisors (its aliquot sum) s(n): 384730912791
• 420449742825 is a deficient number, because the sum of its proper divisors (384730912791) is less than itself. Its deficiency is 35718830034

Bases of 420449742825

• Binary: 110000111100100110000011110111111101001₂
• Hexadecimal: 0x61E4C1EFE9
• Base-36: 5D5GX5UX

Squares and roots of 420449742825

• 420449742825 squared (420449742825²) is 176777986241608638980625
• 420449742825 cubed (420449742825³) is 74326258852405740573702051407765625
• The square root of 420449742825 is 648420.9611240215
• The cube root of 420449742825 is 7491.5445024127

Scales and comparisons

• 420,449,742,825 seconds is equal to 13,369 years, 11 hours, 13 minutes, 45 seconds.
• To count from 1 to 420,449,742,825 would take you about twenty-six thousand, seven hundred thirty-eight 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 420449742825 cubic inches would be around 624.3 feet tall.

Recreational maths with 420449742825

• 420449742825 backwards is 528247944024
• The number of decimal digits it has is: 12
• The sum of 420449742825's digits is 51
• More coming soon!