138459272294710768

Names of 138459272294710768

• Cardinal: 138459272294710768 can be written as One hundred thirty-eight quadrillion, four hundred fifty-nine trillion, two hundred seventy-two billion, two hundred ninety-four million, seven hundred ten thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38459272294710768 × 10¹⁷

Factors of 138459272294710768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1494494578

Divisors of 138459272294710768

• Number of divisors d(n): 20
• Complete list of divisors:
  1 2 4 8 16 5812999 11625998 23251996 46503992 93007984 1488681577 2977363154 5954726308 11909452616 23818905232 8653704518419423 17307409036838846 34614818073677692 69229636147355384 138459272294710768
• Sum of all divisors σ(n): 268264886400334000
• Sum of proper divisors (its aliquot sum) s(n): 129805614105623232
• 138459272294710768 is a deficient number, because the sum of its proper divisors (129805614105623232) is less than itself. Its deficiency is 8653658189087536

Bases of 138459272294710768

• Binary: 111101011111001111111100101111100111111000011110111110000₂
• Hexadecimal: 0x1EBE7F97CFC3DF0
• Base-36: 11VBPRKZSRN4

Squares and roots of 138459272294710768

• 138459272294710768 squared (138459272294710768²) is 19170970084380860862536228775149824
• 138459272294710768 cubed (138459272294710768³) is 2654398567067043882632966619131890732116231946104832
• The square root of 138459272294710768 is 372101158.6849881981
• The cube root of 138459272294710768 is 517337.5653558781

Scales and comparisons

• 138,459,272,294,710,768 seconds is equal to 4,402,576,576 years, 16 weeks, 5 days, 8 hours, 59 minutes, 28 seconds.
• To count from 1 to 138,459,272,294,710,768 would take you about thirteen billion, two hundred seven million, seven hundred twenty-nine thousand, seven hundred twenty-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 138459272294710768 cubic inches would be around 43111.5 feet tall.

Recreational maths with 138459272294710768

• 138459272294710768 backwards is 867017492272954831
• The number of decimal digits it has is: 18
• The sum of 138459272294710768's digits is 85
• More coming soon!