1388638010189600

Names of 1388638010189600

• Cardinal: 1388638010189600 can be written as One quadrillion, three hundred eighty-eight trillion, six hundred thirty-eight billion, ten million, one hundred eighty-nine thousand, six hundred.

Scientific notation

• Scientific notation: 1.3886380101896 × 10¹⁵

Factors of 1388638010189600

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 101531669

Divisors of 1388638010189600

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 17099 34198 68396 85495 136792 170990 273584 341980 427475 547168 683960 854950 1367920 1709900 2735840 3419800 6839600 13679200 101514563 203029126 406058252 507572815 812116504 1015145630 1624233008 2030291260 2537864075 3248466016 4060582520 5075728150 8121165040 10151456300 16242330080 20302912600 40605825200 81211650400 1735797512737 3471595025474 6943190050948 8678987563685 13886380101896 17357975127370 27772760203792 34715950254740 43394937818425 55545520407584 69431900509480 86789875636850 138863801018960 173579751273700 277727602037920 347159502547400 694319005094800 1388638010189600
• Sum of all divisors σ(n): 3390210833713200
• Sum of proper divisors (its aliquot sum) s(n): 2001572823523600
• 1388638010189600 is an abundant number, because the sum of its proper divisors (2001572823523600) is greater than itself. Its abundance is 612934813334000

Bases of 1388638010189600

• Binary: 100111011101111010101111011010100011010011100100000₂
• Hexadecimal: 0x4EEF57B51A720
• Base-36: DO8BHTP1Y8

Squares and roots of 1388638010189600

• 1388638010189600 squared (1388638010189600²) is 1928315523343331633427948160000
• 1388638010189600 cubed (1388638010189600³) is 2677732231353201209439331088983500571136000000
• The square root of 1388638010189600 is 37264433.5820310037
• The cube root of 1388638010189600 is 111565.4400837883

Scales and comparisons

• 1,388,638,010,189,600 seconds is equal to 44,154,393 years, 20 weeks, 13 minutes, 20 seconds.
• To count from 1 to 1,388,638,010,189,600 would take you about one hundred thirty-two million, four hundred sixty-three thousand, one hundred eighty 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 1388638010189600 cubic inches would be around 9297.1 feet tall.

Recreational maths with 1388638010189600

• 1388638010189600 backwards is 0069810108368831
• The number of decimal digits it has is: 16
• The sum of 1388638010189600's digits is 62
• More coming soon!