1389681387112380

Names of 1389681387112380

• Cardinal: 1389681387112380 can be written as One quadrillion, three hundred eighty-nine trillion, six hundred eighty-one billion, three hundred eighty-seven million, one hundred twelve thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.38968138711238 × 10¹⁵

Factors of 1389681387112380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7596381036

Divisors of 1389681387112380

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 3049 6098 9147 12196 15245 18294 30490 36588 45735 60980 91470 182940 7596377977 15192755954 22789133931 30385511908 37981889885 45578267862 75963779770 91156535724 113945669655 151927559540 227891339310 455782678620 23161356451873 46322712903746 69484069355619 92645425807492 115806782259365 138968138711238 231613564518730 277936277422476 347420346778095 463227129037460 694840693556190 1389681387112380
• Sum of all divisors σ(n): 3892384075927200
• Sum of proper divisors (its aliquot sum) s(n): 2502702688814820
• 1389681387112380 is an abundant number, because the sum of its proper divisors (2502702688814820) is greater than itself. Its abundance is 1113021301702440

Bases of 1389681387112380

• Binary: 100111011111110100001101001011011100000011110111100₂
• Hexadecimal: 0x4EFE8696E07BC
• Base-36: DOLMTDDK1O

Squares and roots of 1389681387112380

• 1389681387112380 squared (1389681387112380²) is 1931214357686588557554749264400
• 1389681387112380 cubed (1389681387112380³) is 2683772647401242367477832108286624445133272000
• The square root of 1389681387112380 is 37278430.5881079173
• The cube root of 1389681387112380 is 111593.3752890339

Scales and comparisons

• 1,389,681,387,112,380 seconds is equal to 44,187,569 years, 28 weeks, 1 day, 19 hours, 13 minutes.
• To count from 1 to 1,389,681,387,112,380 would take you about one hundred thirty-two million, five hundred sixty-two thousand, seven hundred eight 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 1389681387112380 cubic inches would be around 9299.4 feet tall.

Recreational maths with 1389681387112380

• 1389681387112380 backwards is 0832117831869831
• The number of decimal digits it has is: 16
• The sum of 1389681387112380's digits is 69
• More coming soon!