1398933970387720

Names of 1398933970387720

• Cardinal: 1398933970387720 can be written as One quadrillion, three hundred ninety-eight trillion, nine hundred thirty-three billion, nine hundred seventy million, three hundred eighty-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.39893397038772 × 10¹⁵

Factors of 1398933970387720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 25142594850

Divisors of 1398933970387720

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 40 52 65 104 107 130 214 260 428 520 535 856 1070 1391 2140 2782 4280 5564 6955 11128 13910 27820 55640 25142594723 50285189446 100570378892 125712973615 201140757784 251425947230 326853731399 502851894460 653707462798 1005703788920 1307414925596 1634268656995 2614829851192 2690257635361 3268537313990 5380515270722 6537074627980 10761030541444 13074149255960 13451288176805 21522061082888 26902576353610 34973349259693 53805152707220 69946698519386 107610305414440 139893397038772 174866746298465 279786794077544 349733492596930 699466985193860 1398933970387720
• Sum of all divisors σ(n): 3421404290041920
• Sum of proper divisors (its aliquot sum) s(n): 2022470319654200
• 1398933970387720 is an abundant number, because the sum of its proper divisors (2022470319654200) is greater than itself. Its abundance is 623536349266480

Bases of 1398933970387720

• Binary: 100111110000101001010110010010111101000001100001000₂
• Hexadecimal: 0x4F852B25E8308
• Base-36: DRVPE6KB2G

Squares and roots of 1398933970387720

• 1398933970387720 squared (1398933970387720²) is 1957016253504750257847126798400
• 1398933970387720 cubed (1398933970387720³) is 2737736517628701033877466515151589650275648000
• The square root of 1398933970387720 is 37402325.7350090463
• The cube root of 1398933970387720 is 111840.4928186715

Scales and comparisons

• 1,398,933,970,387,720 seconds is equal to 44,481,773 years, 3 weeks, 5 days, 8 minutes, 40 seconds.
• To count from 1 to 1,398,933,970,387,720 would take you about one hundred thirty-three million, four hundred forty-five thousand, three hundred nineteen 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 1398933970387720 cubic inches would be around 9320 feet tall.

Recreational maths with 1398933970387720

• 1398933970387720 backwards is 0277830793398931
• The number of decimal digits it has is: 16
• The sum of 1398933970387720's digits is 79
• More coming soon!