2006721920

Names of 2006721920

• Cardinal: 2006721920 can be written as Two billion, six million, seven hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.00672192 × 10⁹

Factors of 2006721920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3668

Divisors of 2006721920

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 127 128 140 160 224 254 280 320 448 508 560 635 640 889 896 1016 1120 1270 1778 2032 2240 2540 3527 3556 4064 4445 4480 5080 7054 7112 8128 8890 10160 14108 14224 16256 17635 17780 20320 24689 28216 28448 35270 35560 40640 49378 56432 56896 70540 71120 81280 98756 112864 113792 123445 141080 142240 197512 225728 246890 282160 284480 395024 447929 451456 493780 564320 568960 790048 895858 987560 1128640 1580096 1791716 1975120 2239645 2257280 3135503 3160192 3583432 3950240 4479290 6271006 7166864 7900480 8958580 12542012 14333728 15677515 15800960 17917160 25084024 28667456 31355030 35834320 50168048 57334912 62710060 71668640 100336096 125420120 143337280 200672192 250840240 286674560 401344384 501680480 1003360960 2006721920
• Sum of all divisors σ(n): 5527388160
• Sum of proper divisors (its aliquot sum) s(n): 3520666240
• 2006721920 is an abundant number, because the sum of its proper divisors (3520666240) is greater than itself. Its abundance is 1513944320

Bases of 2006721920

• Binary: 1110111100111000010010110000000₂
• Hexadecimal: 0x779C2580
• Base-36: X6R0JK

Squares and roots of 2006721920

• 2006721920 squared (2006721920²) is 4026932864208486400
• 2006721920 cubed (2006721920³) is 8080934448975553108901888000
• The square root of 2006721920 is 44796.4498593361
• The cube root of 2006721920 is 1261.3309862433

Scales and comparisons

• 2,006,721,920 seconds is equal to 63 years, 41 weeks, 6 days, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 2,006,721,920 would take you about one hundred twenty-seven 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 2006721920 cubic inches would be around 105.1 feet tall.

Recreational maths with 2006721920

• 2006721920 backwards is 0291276002
• The number of decimal digits it has is: 10
• The sum of 2006721920's digits is 29
• More coming soon!