1438206905902085568

Names of 1438206905902085568

• Cardinal: 1438206905902085568 can be written as One quintillion, four hundred thirty-eight quadrillion, two hundred six trillion, nine hundred five billion, nine hundred two million, eighty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.438206905902085568 × 10¹⁸

Factors of 1438206905902085568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 49332935087

Divisors of 1438206905902085568

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1728 16871 33742 50613 67484 101226 134968 151839 202452 269936 303678 404904 455517 539872 607356 809808 911034 1079744 1214712 1619616 1822068 2429424 3239232 3644136 4858848 7288272 9717696 14576544 29153088 49332918211 98665836422 147998754633 197331672844 295997509266 394663345688 443996263899 591995018532 789326691376 887992527798 1183990037064 1331988791697 1578653382752 1775985055596 2367980074128 2663977583394 3157306765504 3551970111192 4735960148256 5327955166788 7103940222384 9471920296512 10655910333576 14207880444768 21311820667152 28415760889536 42623641334304 85247282668608 832295663137781 1664591326275562 2496886989413343 3329182652551124 4993773978826686 6658365305102248 7490660968240029 9987547957653372 13316730610204496 14981321936480058 19975095915306744 22471982904720087 26633461220408992 29962643872960116 39950191830613488 44943965809440174 53266922440817984 59925287745920232 79900383661226976 89887931618880348 119850575491840464 159800767322453952 179775863237760696 239701150983680928 359551726475521392 479402301967361856 719103452951042784 1438206905902085568
• Sum of all divisors σ(n): 4228312580050149120
• Sum of proper divisors (its aliquot sum) s(n): 2790105674148063552
• 1438206905902085568 is an abundant number, because the sum of its proper divisors (2790105674148063552) is greater than itself. Its abundance is 1351898768245977984

Bases of 1438206905902085568

• Binary: 1001111110101100010011000111110011011110011101011010111000000₂
• Hexadecimal: 0x13F5898F9BCEB5C0
• Base-36: AXD5SRGK7AO0

Squares and roots of 1438206905902085568

• 1438206905902085568 squared (1438206905902085568²) is 2068439104184450411410652451993882624
• 1438206905902085568 cubed (1438206905902085568³) is 2974843404076000039492532273157995106003813059396370432
• The square root of 1438206905902085568 is 1199252644.7342467997
• The cube root of 1438206905902085568 is 1128774.3271555559

Scales and comparisons

• 1,438,206,905,902,085,568 seconds is equal to 45,730,530,941 years, 33 weeks, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 1,438,206,905,902,085,568 would take you about one hundred sixty billion, fifty-six million, eight hundred fifty-eight thousand, two hundred ninety-five 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 1438206905902085568 cubic inches would be around 94064.5 feet tall.

Recreational maths with 1438206905902085568

• 1438206905902085568 backwards is 8655802095096028341
• The number of decimal digits it has is: 19
• The sum of 1438206905902085568's digits is 81
• More coming soon!