420782706940

Names of 420782706940

• Cardinal: 420782706940 can be written as Four hundred twenty billion, seven hundred eighty-two million, seven hundred six thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.2078270694 × 10¹¹

Factors of 420782706940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3006

Divisors of 420782706940

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 19 20 38 76 95 137 190 274 380 548 685 1370 2603 2740 2843 5206 5686 10412 11372 13015 14215 26030 28430 52060 54017 56860 108034 216068 270085 389491 540170 778982 1080340 1557964 1947455 3894910 7400329 7789820 8082649 14800658 16165298 29601316 32330596 37001645 40413245 74003290 80826490 148006580 153570331 161652980 307140662 614281324 767851655 1107322913 1535703310 2214645826 3071406620 4429291652 5536614565 11073229130 21039135347 22146458260 42078270694 84156541388 105195676735 210391353470 420782706940
• Sum of all divisors σ(n): 937270348560
• Sum of proper divisors (its aliquot sum) s(n): 516487641620
• 420782706940 is an abundant number, because the sum of its proper divisors (516487641620) is greater than itself. Its abundance is 95704934680

Bases of 420782706940

• Binary: 110000111111000100110101001000011111100₂
• Hexadecimal: 0x61F89A90FC
• Base-36: 5DAZ5QM4

Squares and roots of 420782706940

• 420782706940 squared (420782706940²) is 177058086459753924163600
• 420782706940 cubed (420782706940³) is 74502980906151817575847083415384000
• The square root of 420782706940 is 648677.6602751169
• The cube root of 420782706940 is 7493.5215578199

Scales and comparisons

• 420,782,706,940 seconds is equal to 13,379 years, 30 weeks, 4 days, 5 hours, 15 minutes, 40 seconds.
• To count from 1 to 420,782,706,940 would take you about twenty-six thousand, seven hundred fifty-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 420782706940 cubic inches would be around 624.5 feet tall.

Recreational maths with 420782706940

• 420782706940 backwards is 049607287024
• The number of decimal digits it has is: 12
• The sum of 420782706940's digits is 49
• More coming soon!