138769854374019568

Names of 138769854374019568

• Cardinal: 138769854374019568 can be written as One hundred thirty-eight quadrillion, seven hundred sixty-nine trillion, eight hundred fifty-four billion, three hundred seventy-four million, nineteen thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38769854374019568 × 10¹⁷

Factors of 138769854374019568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 112781

Divisors of 138769854374019568

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 112 313 626 1252 2191 2504 4382 5008 8764 17528 35056 97969 112459 195938 224918 391876 449836 685783 783752 787213 899672 1371566 1567504 1574426 1799344 2743132 3148852 5486264 6297704 10972528 12595408 35199667 70399334 140798668 246397669 281597336 492795338 563194672 985590676 1971181352 3942362704 11017495771 12647026681 22034991542 25294053362 44069983084 50588106724 77122470397 88139966168 88529186767 101176213448 154244940794 176279932336 177058373534 202352426896 308489881588 354116747068 616979763176 708233494136 1233959526352 1416466988272 3958519351153 7917038702306 15834077404612 27709635458071 31668154809224 55419270916142 63336309618448 110838541832284 221677083664568 443354167329136 1239016556910889 2478033113821778 4956066227643556 8673115898376223 9912132455287112 17346231796752446 19824264910574224 34692463593504892 69384927187009784 138769854374019568
• Sum of all divisors σ(n): 308263696496335944
• Sum of proper divisors (its aliquot sum) s(n): 169493842122316376
• 138769854374019568 is an abundant number, because the sum of its proper divisors (169493842122316376) is greater than itself. Its abundance is 30723987748296808

Bases of 138769854374019568

• Binary: 111101101000000100111001010000011011111110000000111110000₂
• Hexadecimal: 0x1ED0272837F01F0
• Base-36: 11YDT30QTSZ4

Squares and roots of 138769854374019568

• 138769854374019568 squared (138769854374019568²) is 19257072482986597828896781246906624
• 138769854374019568 cubed (138769854374019568³) is 2672301144133989595704057984456882202671412844818432
• The square root of 138769854374019568 is 372518260.4571480171
• The cube root of 138769854374019568 is 517724.0948739683

Scales and comparisons

• 138,769,854,374,019,568 seconds is equal to 4,412,452,125 years, 39 weeks, 8 hours, 59 minutes, 28 seconds.
• To count from 1 to 138,769,854,374,019,568 would take you about thirteen billion, two hundred thirty-seven million, three hundred fifty-six thousand, three hundred seventy-seven 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 138769854374019568 cubic inches would be around 43143.7 feet tall.

Recreational maths with 138769854374019568

• 138769854374019568 backwards is 865910473458967831
• The number of decimal digits it has is: 18
• The sum of 138769854374019568's digits is 94
• More coming soon!