6918229890

Names of 6918229890

• Cardinal: 6918229890 can be written as Six billion, nine hundred eighteen million, two hundred twenty-nine thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 6.91822989 × 10⁹

Factors of 6918229890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 537581

Divisors of 6918229890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 11 13 15 18 22 26 30 33 39 45 55 65 66 78 90 99 110 117 130 143 165 195 198 234 286 330 390 429 495 585 715 858 990 1170 1287 1430 2145 2574 4290 6435 12870 537547 1075094 1612641 2687735 3225282 4837923 5375470 5913017 6988111 8063205 9675846 11826034 13976222 16126410 17739051 20964333 24189615 29565085 34940555 35478102 41928666 48379230 53217153 59130170 62892999 69881110 76869221 88695255 104821665 106434306 125785998 153738442 177390510 209643330 230607663 266085765 314464995 384346105 461215326 532171530 628929990 691822989 768692210 1153038315 1383645978 2306076630 3459114945 6918229890
• Sum of all divisors σ(n): 21132086976
• Sum of proper divisors (its aliquot sum) s(n): 14213857086
• 6918229890 is an abundant number, because the sum of its proper divisors (14213857086) is greater than itself. Its abundance is 7295627196

Bases of 6918229890

• Binary: 110011100010110111100111110000010₂
• Hexadecimal: 0x19C5BCF82
• Base-36: 36EXOCI

Squares and roots of 6918229890

• 6918229890 squared (6918229890²) is 47861904810889412100
• 6918229890 cubed (6918229890³) is 331119660455029928274747669000
• The square root of 6918229890 is 83175.8972900203
• The cube root of 6918229890 is 1905.4533899249

Scales and comparisons

• 6,918,229,890 seconds is equal to 219 years, 50 weeks, 6 days, 2 hours, 31 minutes, 30 seconds.
• To count from 1 to 6,918,229,890 would take you about four hundred thirty-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 6918229890 cubic inches would be around 158.8 feet tall.

Recreational maths with 6918229890

• 6918229890 backwards is 0989228196
• The number of decimal digits it has is: 10
• The sum of 6918229890's digits is 54
• More coming soon!