689968264959009

Names of 689968264959009

• Cardinal: 689968264959009 can be written as Six hundred eighty-nine trillion, nine hundred sixty-eight billion, two hundred sixty-four million, nine hundred fifty-nine thousand and nine.

Scientific notation

• Scientific notation: 6.89968264959009 × 10¹⁴

Factors of 689968264959009

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2475

Divisors of 689968264959009

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 27 81 139 243 417 729 1251 2187 2333 3753 6561 6999 11259 19321 20997 33777 57963 62991 101331 173889 188973 303993 324287 521667 566919 911979 972861 1565001 1700757 2918583 4695003 5102271 5442889 8755749 14085009 15306813 16328667 26267247 42255027 45075893 48986001 78801741 126765081 135227679 146958003 236405223 405683037 440874009 709215669 756561571 1217049111 1322622027 2127647007 2269684713 3651147333 3967866081 6809054139 10953441999 11903598243 20427162417 32860325997 35710794729 61281487251 98580977991 105162058369 183844461753 295742933973 315486175107 551533385259 946458525321 1654600155777 2839375575963 4963800467331 8518126727889 25554380183667 76663140551001 229989421653003 689968264959009
• Sum of all divisors σ(n): 1042845699946323
• Sum of proper divisors (its aliquot sum) s(n): 352877434987314
• 689968264959009 is a deficient number, because the sum of its proper divisors (352877434987314) is less than itself. Its deficiency is 337090829971695

Bases of 689968264959009

• Binary: 10011100111000010111000001010101101101010000100001₂
• Hexadecimal: 0x27385C156D421
• Base-36: 6SKN1MI529

Squares and roots of 689968264959009

• 689968264959009 squared (689968264959009²) is 476056206650545246700450262081
• 689968264959009 cubed (689968264959009³) is 328463674925644145203094141839324702772037729
• 689968264959009 is a perfect square number. Its square root is 26267247
• The cube root of 689968264959009 is 88364.2044763851

Scales and comparisons

• 689,968,264,959,009 seconds is equal to 21,938,856 years, 31 weeks, 6 days, 9 hours, 30 minutes, 9 seconds.
• To count from 1 to 689,968,264,959,009 would take you about fifty-four million, eight hundred forty-seven thousand, one hundred forty-one 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 689968264959009 cubic inches would be around 7363.7 feet tall.

Recreational maths with 689968264959009

• 689968264959009 backwards is 900959462869986
• The number of decimal digits it has is: 15
• The sum of 689968264959009's digits is 90
• More coming soon!