80428991320

Names of 80428991320

• Cardinal: 80428991320 can be written as Eighty billion, four hundred twenty-eight million, nine hundred ninety-one thousand, three hundred twenty.

Scientific notation

• Scientific notation: 8.042899132 × 10¹⁰

Factors of 80428991320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10872

Divisors of 80428991320

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 311 622 653 1244 1306 1555 2488 2612 3110 3265 5224 6220 6530 9901 12440 13060 19802 26120 39604 49505 79208 99010 198020 203083 396040 406166 812332 1015415 1624664 2030830 3079211 4061660 6158422 6465353 8123320 12316844 12930706 15396055 24633688 25861412 30792110 32326765 51722824 61584220 64653530 123168440 129307060 258614120 2010724783 4021449566 8042899132 10053623915 16085798264 20107247830 40214495660 80428991320
• Sum of all divisors σ(n): 181843496640
• Sum of proper divisors (its aliquot sum) s(n): 101414505320
• 80428991320 is an abundant number, because the sum of its proper divisors (101414505320) is greater than itself. Its abundance is 20985514000

Bases of 80428991320

• Binary: 1001010111001111100010000001101011000₂
• Hexadecimal: 0x12B9F10358
• Base-36: 10Y5CEVS

Squares and roots of 80428991320

• 80428991320 squared (80428991320²) is 6468822644752635342400
• 80428991320 cubed (80428991320³) is 520280880345429151501014827968000
• The square root of 80428991320 is 283600.0552186123
• The cube root of 80428991320 is 4316.5576021565

Scales and comparisons

• 80,428,991,320 seconds is equal to 2,557 years, 20 weeks, 3 days, 2 hours, 28 minutes, 40 seconds.
• To count from 1 to 80,428,991,320 would take you about five thousand, one hundred fourteen 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 80428991320 cubic inches would be around 359.7 feet tall.

Recreational maths with 80428991320

• 80428991320 backwards is 02319982408
• The number of decimal digits it has is: 11
• The sum of 80428991320's digits is 46
• More coming soon!