80686697472

Names of 80686697472

• Cardinal: 80686697472 can be written as Eighty billion, six hundred eighty-six million, six hundred ninety-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.0686697472 × 10¹⁰

Factors of 80686697472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 460817

Divisors of 80686697472

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 48 57 64 72 76 96 114 128 144 152 171 192 228 256 288 304 342 384 456 512 576 608 684 768 912 1024 1152 1216 1368 1536 1824 2304 2432 2736 3072 3648 4608 4864 5472 7296 9216 9728 10944 14592 19456 21888 29184 43776 58368 87552 175104 460793 921586 1382379 1843172 2764758 3686344 4147137 5529516 7372688 8294274 8755067 11059032 14745376 16588548 17510134 22118064 26265201 29490752 33177096 35020268 44236128 52530402 58981504 66354192 70040536 78795603 88472256 105060804 117963008 132708384 140081072 157591206 176944512 210121608 235926016 265416768 280162144 315182412 353889024 420243216 471852032 530833536 560324288 630364824 707778048 840486432 1061667072 1120648576 1260729648 1415556096 1680972864 2123334144 2241297152 2521459296 3361945728 4246668288 4482594304 5042918592 6723891456 8965188608 10085837184 13447782912 20171674368 26895565824 40343348736 80686697472
• Sum of all divisors σ(n): 245243782680
• Sum of proper divisors (its aliquot sum) s(n): 164557085208
• 80686697472 is an abundant number, because the sum of its proper divisors (164557085208) is greater than itself. Its abundance is 83870387736

Bases of 80686697472

• Binary: 1001011001001010011010100110000000000₂
• Hexadecimal: 0x12C94D4C00
• Base-36: 112ERY80

Squares and roots of 80686697472

• 80686697472 squared (80686697472²) is 6510343148938051190784
• 80686697472 cubed (80686697472³) is 525298088097272374500037962498048
• The square root of 80686697472 is 284054.0397037155
• The cube root of 80686697472 is 4321.1629790695

Scales and comparisons

• 80,686,697,472 seconds is equal to 2,565 years, 30 weeks, 3 days, 19 hours, 31 minutes, 12 seconds.
• To count from 1 to 80,686,697,472 would take you about five thousand, one hundred thirty-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 80686697472 cubic inches would be around 360.1 feet tall.

Recreational maths with 80686697472

• 80686697472 backwards is 27479668608
• The number of decimal digits it has is: 11
• The sum of 80686697472's digits is 63
• More coming soon!