12821968737824375

Names of 12821968737824375

• Cardinal: 12821968737824375 can be written as Twelve quadrillion, eight hundred twenty-one trillion, nine hundred sixty-eight billion, seven hundred thirty-seven million, eight hundred twenty-four thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.2821968737824375 × 10¹⁶

Factors of 12821968737824375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 172

Divisors of 12821968737824375

• Number of divisors d(n): 200
• Complete list of divisors:
  1 5 25 37 47 83 125 185 235 415 625 925 1175 1369 1739 2075 2209 3071 3901 4625 5875 6845 8695 10375 11045 15355 19505 23125 29375 34225 43475 50653 51875 55225 64343 76775 81733 97525 103823 113627 144337 171125 183347 217375 253265 276125 321715 383875 408665 487625 519115 568135 721685 855625 916735 1086875 1266325 1380625 1608575 1919375 2043325 2380691 2438125 2595575 2840675 3024121 3608425 3841451 4204199 4583675 4879681 5340469 6331625 6783839 8042875 8617309 10216625 11903455 12977875 14203375 15120605 18042125 19207255 21020995 22918375 24398405 26702345 31658125 33919195 40214375 43086545 51083125 59517275 64889375 71016875 75603025 90210625 96036275 105104975 111892477 114591875 121992025 133511725 142133687 169595975 180548197 197597353 215432725 251002043 297586375 318840433 378015125 405013523 480181375 525524875 559462385 609960125 667558625 710668435 847979875 902740985 987986765 1077163625 1255010215 1487931875 1594202165 1890075625 2025067615 2400906875 2627624375 2797311925 3049800625 3337793125 3553342175 4239899375 4513704925 4939933825 5258946419 5385818125 6275051075 6680283289 7971010825 9287075591 10125338075 11797096021 13986559625 14985500351 17766710875 22568524625 24699669125 26294732095 31375255375 33401416445 39855054125 46435377955 50626690375 58985480105 69932798125 74927501755 88833554375 112842623125 123498345625 131473660475 156876276875 167007082225 199275270625 232176889775 247170481693 253133451875 294927400525 374637508775 436492552777 554463512987 657368302375 835035411125 1160884448875 1235852408465 1474637002625 1873187543875 2182462763885 2772317564935 3286841511875 4175177055625 5804422244375 6179262042325 7373185013125 9365937719375 10912313819425 13861587824675 20515149980519 30896310211625 54561569097125 69307939123375 102575749902595 154481551058125 272807845485625 346539695616875 512878749512975 2564393747564875 12821968737824375
• Sum of all divisors σ(n): 17028090113366640
• Sum of proper divisors (its aliquot sum) s(n): 4206121375542265
• 12821968737824375 is a deficient number, because the sum of its proper divisors (4206121375542265) is less than itself. Its deficiency is 8615847362282110

Bases of 12821968737824375

• Binary: 101101100011011000001100111011111100000110111001110111₂
• Hexadecimal: 0x2D8D833BF06E77
• Base-36: 3I90B4D2TFB

Squares and roots of 12821968737824375

• 12821968737824375 squared (12821968737824375²) is 164402882313745596124808344140625
• 12821968737824375 cubed (12821968737824375³) is 2107968617435065884991114964493219760341552734375
• The square root of 12821968737824375 is 113234132.3887120839
• The cube root of 12821968737824375 is 234055.1696069181

Scales and comparisons

• 12,821,968,737,824,375 seconds is equal to 407,698,944 years, 47 weeks, 2 days, 59 minutes, 35 seconds.
• To count from 1 to 12,821,968,737,824,375 would take you about one billion, two hundred twenty-three million, ninety-six thousand, eight hundred thirty-four 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 12821968737824375 cubic inches would be around 19504.6 feet tall.

Recreational maths with 12821968737824375

• 12821968737824375 backwards is 57342873786912821
• 12821968737824375 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 12821968737824375's digits is 83
• More coming soon!