15400197960

Names of 15400197960

• Cardinal: 15400197960 can be written as Fifteen billion, four hundred million, one hundred ninety-seven thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.540019796 × 10¹⁰

Factors of 15400197960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18333586

Divisors of 15400197960

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 18333569 36667138 55000707 73334276 91667845 110001414 128334983 146668552 183335690 220002828 256669966 275003535 366671380 385004949 440005656 513339932 550007070 641674915 733342760 770009898 1026679864 1100014140 1283349830 1540019796 1925024745 2200028280 2566699660 3080039592 3850049490 5133399320 7700098980 15400197960
• Sum of all divisors σ(n): 52800681600
• Sum of proper divisors (its aliquot sum) s(n): 37400483640
• 15400197960 is an abundant number, because the sum of its proper divisors (37400483640) is greater than itself. Its abundance is 22000285680

Bases of 15400197960

• Binary: 1110010101111011000101111101001000₂
• Hexadecimal: 0x395EC5F48
• Base-36: 72OVOSO

Squares and roots of 15400197960

• 15400197960 squared (15400197960²) is 237166097207188161600
• 15400197960 cubed (15400197960³) is 3652404846391300823608470336000
• The square root of 15400197960 is 124097.5340609151
• The cube root of 15400197960 is 2487.9525951377

Scales and comparisons

• 15,400,197,960 seconds is equal to 489 years, 35 weeks, 2 days, 46 minutes.
• To count from 1 to 15,400,197,960 would take you about nine hundred seventy-nine 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 15400197960 cubic inches would be around 207.3 feet tall.

Recreational maths with 15400197960

• 15400197960 backwards is 06979100451
• 15400197960 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15400197960's digits is 42
• More coming soon!