80421910020

Names of 80421910020

• Cardinal: 80421910020 can be written as Eighty billion, four hundred twenty-one million, nine hundred ten thousand and twenty.

Scientific notation

• Scientific notation: 8.042191002 × 10¹⁰

Factors of 80421910020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 650586

Divisors of 80421910020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 229 270 458 540 687 916 1145 1374 2061 2290 2748 3435 4122 4580 6183 6870 8244 10305 12366 13740 20610 24732 30915 41220 61830 123660 650347 1300694 1951041 2601388 3251735 3902082 5853123 6503470 7804164 9755205 11706246 13006940 17559369 19510410 23412492 29265615 35118738 39020820 58531230 70237476 87796845 117062460 148929463 175593690 297858926 351187380 446788389 595717852 744647315 893576778 1340365167 1489294630 1787153556 2233941945 2680730334 2978589260 4021095501 4467883890 5361460668 6701825835 8042191002 8935767780 13403651670 16084382004 20105477505 26807303340 40210955010 80421910020
• Sum of all divisors σ(n): 251294467200
• Sum of proper divisors (its aliquot sum) s(n): 170872557180
• 80421910020 is an abundant number, because the sum of its proper divisors (170872557180) is greater than itself. Its abundance is 90450647160

Bases of 80421910020

• Binary: 1001010111001100001001111011000000100₂
• Hexadecimal: 0x12B984F604
• Base-36: 10Y14MX0

Squares and roots of 80421910020

• 80421910020 squared (80421910020²) is 6467683611264976400400
• 80421910020 cubed (80421910020³) is 520143469422980590450392292008000
• The square root of 80421910020 is 283587.5702847359
• The cube root of 80421910020 is 4316.4309159291

Scales and comparisons

• 80,421,910,020 seconds is equal to 2,557 years, 8 weeks, 5 days, 3 hours, 27 minutes.
• To count from 1 to 80,421,910,020 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 80421910020 cubic inches would be around 359.7 feet tall.

Recreational maths with 80421910020

• 80421910020 backwards is 02001912408
• 80421910020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 80421910020's digits is 27
• More coming soon!