1387535872343868

Names of 1387535872343868

• Cardinal: 1387535872343868 can be written as One quadrillion, three hundred eighty-seven trillion, five hundred thirty-five billion, eight hundred seventy-two million, three hundred forty-three thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 1.387535872343868 × 10¹⁵

Factors of 1387535872343868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 395060

Divisors of 1387535872343868

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 19 26 36 38 39 52 57 76 78 114 117 156 171 228 234 247 342 468 494 684 741 988 1482 2223 2964 4446 8892 395023 790046 1185069 1580092 2370138 3555207 4740276 5135299 7110414 7505437 10270598 14220828 15010874 15405897 20541196 22516311 30021748 30811794 45032622 46217691 61623588 67548933 90065244 92435382 97570681 135097866 184870764 195141362 270195732 292712043 390282724 585424086 878136129 1170848172 1756272258 3512544516 156043170529 312086341058 468129511587 624172682116 936259023174 1404388534761 1872518046348 2028561216877 2808777069522 2964820240051 4057122433754 5617554139044 5929640480102 6085683650631 8114244867508 8894460720153 11859280960204 12171367301262 17788921440306 18257050951893 24342734602524 26683382160459 35577842880612 36514101903786 38542663120663 53366764320918 73028203807572 77085326241326 106733528641836 115627989361989 154170652482652 231255978723978 346883968085967 462511957447956 693767936171934 1387535872343868
• Sum of all divisors σ(n): 3975990050290440
• Sum of proper divisors (its aliquot sum) s(n): 2588454177946572
• 1387535872343868 is an abundant number, because the sum of its proper divisors (2588454177946572) is greater than itself. Its abundance is 1200918305602704

Bases of 1387535872343868

• Binary: 100111011011111010011011110110010001011111100111100₂
• Hexadecimal: 0x4EDF4DEC8BF3C
• Base-36: DNU96HA1J0

Squares and roots of 1387535872343868

• 1387535872343868 squared (1387535872343868²) is 1925255797041058754584037201424
• 1387535872343868 cubed (1387535872343868³) is 2671361481832454339261910847379593186107268032
• The square root of 1387535872343868 is 37249642.5800821343
• The cube root of 1387535872343868 is 111535.9164215677

Scales and comparisons

• 1,387,535,872,343,868 seconds is equal to 44,119,348 years, 42 weeks, 22 hours, 37 minutes, 48 seconds.
• To count from 1 to 1,387,535,872,343,868 would take you about one hundred thirty-two million, three hundred fifty-eight thousand and forty-six 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 1387535872343868 cubic inches would be around 9294.7 feet tall.

Recreational maths with 1387535872343868

• 1387535872343868 backwards is 8683432785357831
• The number of decimal digits it has is: 16
• The sum of 1387535872343868's digits is 81
• More coming soon!