6513481390

Names of 6513481390

• Cardinal: 6513481390 can be written as Six billion, five hundred thirteen million, four hundred eighty-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 6.51348139 × 10⁹

Factors of 6513481390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2009

Divisors of 6513481390

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 13 19 26 38 65 95 109 130 169 190 218 247 338 494 545 845 1090 1235 1417 1690 1861 2071 2470 2834 3211 3722 4142 6422 7085 9305 10355 14170 16055 18421 18610 20710 24193 26923 32110 35359 36842 48386 53846 70718 92105 120965 134615 176795 184210 202849 241930 269230 314509 349999 353590 405698 459667 629018 699998 919334 1014245 1572545 1749995 2028490 2298335 2637037 3145090 3499990 3854131 4596670 5274074 5975671 7708262 11951342 13185185 19270655 26370370 29878355 34281481 38541310 50103703 59756710 68562962 100207406 171407405 250518515 342814810 501037030 651348139 1302696278 3256740695 6513481390
• Sum of all divisors σ(n): 13493541600
• Sum of proper divisors (its aliquot sum) s(n): 6980060210
• 6513481390 is an abundant number, because the sum of its proper divisors (6980060210) is greater than itself. Its abundance is 466578820

Bases of 6513481390

• Binary: 110000100001110111101011010101110₂
• Hexadecimal: 0x1843BD6AE
• Base-36: 2ZPYIEM

Squares and roots of 6513481390

• 6513481390 squared (6513481390²) is 42425439817876332100
• 6513481390 cubed (6513481390³) is 276337312716302478454809619000
• The square root of 6513481390 is 80706.1422073933
• The cube root of 6513481390 is 1867.5449294369

Scales and comparisons

• 6,513,481,390 seconds is equal to 207 years, 5 weeks, 4 days, 12 hours, 23 minutes, 10 seconds.
• To count from 1 to 6,513,481,390 would take you about four 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 6513481390 cubic inches would be around 155.6 feet tall.

Recreational maths with 6513481390

• 6513481390 backwards is 0931843156
• The number of decimal digits it has is: 10
• The sum of 6513481390's digits is 40
• More coming soon!