420485645772

Names of 420485645772

• Cardinal: 420485645772 can be written as Four hundred twenty billion, four hundred eighty-five million, six hundred forty-five thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 4.20485645772 × 10¹¹

Factors of 420485645772

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2316

Divisors of 420485645772

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 729 972 1458 2187 2311 2916 4374 4622 6561 6933 8748 9244 13122 13866 19683 20799 26244 27732 39366 41598 62397 78732 83196 124794 187191 249588 374382 561573 748764 1123146 1684719 2246292 3369438 5054157 5340721 6738876 10108314 10681442 15162471 16022163 20216628 21362884 30324942 32044326 45487413 48066489 60649884 64088652 90974826 96132978 144199467 181949652 192265956 288398934 432598401 576797868 865196802 1297795203 1730393604 2595590406 3893385609 5191180812 7786771218 11680156827 15573542436 23360313654 35040470481 46720627308 70080940962 105121411443 140161881924 210242822886 420485645772
• Sum of all divisors σ(n): 1104233944044
• Sum of proper divisors (its aliquot sum) s(n): 683748298272
• 420485645772 is an abundant number, because the sum of its proper divisors (683748298272) is greater than itself. Its abundance is 263262652500

Bases of 420485645772

• Binary: 110000111100110111001011100010111001100₂
• Hexadecimal: 0x61E6E5C5CC
• Base-36: 5D62AOR0

Squares and roots of 420485645772

• 420485645772 squared (420485645772²) is 176808178300295861475984
• 420485645772 cubed (420485645772³) is 74345301030370822651388189309139648
• The square root of 420485645772 is 648448.6454392515
• The cube root of 420485645772 is 7491.7577350873

Scales and comparisons

• 420,485,645,772 seconds is equal to 13,370 years, 7 weeks, 3 days, 16 minutes, 12 seconds.
• To count from 1 to 420,485,645,772 would take you about twenty-six thousand, seven hundred forty 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 420485645772 cubic inches would be around 624.3 feet tall.

Recreational maths with 420485645772

• 420485645772 backwards is 277546584024
• 420485645772 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420485645772's digits is 54
• More coming soon!