6806688390

Names of 6806688390

• Cardinal: 6806688390 can be written as Six billion, eight hundred six million, six hundred eighty-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 6.80668839 × 10⁹

Factors of 6806688390

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5050

Divisors of 6806688390

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 41 45 54 81 82 90 123 135 162 205 246 270 369 405 410 615 738 810 1107 1230 1681 1845 2214 3321 3362 3690 4999 5043 5535 6642 8405 9998 10086 11070 14997 15129 16605 16810 24995 25215 29994 30258 33210 44991 45387 49990 50430 74985 75645 89982 90774 134973 136161 149970 151290 204959 224955 226935 269946 272322 404919 409918 449910 453870 614877 674865 680805 809838 1024795 1229754 1349730 1361610 1844631 2024595 2049590 3074385 3689262 4049190 5533893 6148770 8403319 9223155 11067786 16601679 16806638 18446310 25209957 27669465 33203358 42016595 50419914 55338930 75629871 83008395 84033190 126049785 151259742 166016790 226889613 252099570 378149355 453779226 680668839 756298710 1134448065 1361337678 2268896130 3403344195 6806688390
• Sum of all divisors σ(n): 18763470000
• Sum of proper divisors (its aliquot sum) s(n): 11956781610
• 6806688390 is an abundant number, because the sum of its proper divisors (11956781610) is greater than itself. Its abundance is 5150093220

Bases of 6806688390

• Binary: 110010101101101011101001010000110₂
• Hexadecimal: 0x195B5D286
• Base-36: 34KIYDI

Squares and roots of 6806688390

• 6806688390 squared (6806688390²) is 46331006838560792100
• 6806688390 cubed (6806688390³) is 315360726345042347896273719000
• The square root of 6806688390 is 82502.6568663095
• The cube root of 6806688390 is 1895.1574178329

Scales and comparisons

• 6,806,688,390 seconds is equal to 216 years, 22 weeks, 3 days, 2 hours, 46 minutes, 30 seconds.
• To count from 1 to 6,806,688,390 would take you about four hundred thirty-two 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 6806688390 cubic inches would be around 157.9 feet tall.

Recreational maths with 6806688390

• 6806688390 backwards is 0938866086
• 6806688390 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6806688390's digits is 54
• More coming soon!