420808189005

Names of 420808189005

• Cardinal: 420808189005 can be written as Four hundred twenty billion, eight hundred eight million, one hundred eighty-nine thousand and five.

Scientific notation

• Scientific notation: 4.20808189005 × 10¹¹

Factors of 420808189005

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1400

Divisors of 420808189005

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 15 45 167 229 439 501 557 687 835 1145 1317 1503 1671 2061 2195 2505 2785 3435 3951 5013 6585 7515 8355 10305 19755 25065 38243 73313 93019 100531 114729 127553 191215 219939 244523 279057 301593 344187 366565 382659 465095 502655 573645 637765 659817 733569 837171 904779 1099695 1147977 1222615 1395285 1507965 1720935 1913295 2200707 3299085 3667845 4185855 4523895 5739885 11003535 16788677 21301351 40835341 50366031 55995767 63904053 83943385 106506755 122506023 151098093 167987301 191712159 204176705 251830155 279978835 319520265 367518069 503961903 612530115 755490465 839936505 958560795 1837590345 2519809515 9351293089 28053879267 46756465445 84161637801 140269396335 420808189005
• Sum of all divisors σ(n): 739977638400
• Sum of proper divisors (its aliquot sum) s(n): 319169449395
• 420808189005 is a deficient number, because the sum of its proper divisors (319169449395) is less than itself. Its deficiency is 101638739610

Bases of 420808189005

• Binary: 110000111111010000111110110010001001101₂
• Hexadecimal: 0x61FA1F644D
• Base-36: 5DBEBWP9

Squares and roots of 420808189005

• 420808189005 squared (420808189005²) is 177079531933667802890025
• 420808189005 cubed (420808189005³) is 74516517142859813921428725429175125
• The square root of 420808189005 is 648697.3015243705
• The cube root of 420808189005 is 7493.6728208083

Scales and comparisons

• 420,808,189,005 seconds is equal to 13,380 years, 20 weeks, 5 days, 3 hours, 36 minutes, 45 seconds.
• To count from 1 to 420,808,189,005 would take you about twenty-six thousand, seven hundred sixty 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 420808189005 cubic inches would be around 624.5 feet tall.

Recreational maths with 420808189005

• 420808189005 backwards is 500981808024
• 420808189005 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420808189005's digits is 45
• More coming soon!