165398019744149080

Names of 165398019744149080

• Cardinal: 165398019744149080 can be written as One hundred sixty-five quadrillion, three hundred ninety-eight trillion, nineteen billion, seven hundred forty-four million, one hundred forty-nine thousand and eighty.

Scientific notation

• Scientific notation: 1.6539801974414908 × 10¹⁷

Factors of 165398019744149080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3472081

Divisors of 165398019744149080

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 343 392 490 686 980 1372 1715 1960 2744 3430 6860 13720 3472067 6944134 13888268 17360335 24304469 27776536 34720670 48608938 69441340 97217876 121522345 138882680 170131283 194435752 243044690 340262566 486089380 680525132 850656415 972178760 1190918981 1361050264 1701312830 2381837962 3402625660 4763675924 5954594905 6805251320 9527351848 11909189810 23818379620 47636759240 12055249252489 24110498504978 48220997009956 60276246262445 84386744767423 96441994019912 120552492524890 168773489534846 241104985049780 337546979069692 421933723837115 482209970099560 590707213371961 675093958139384 843867447674230 1181414426743922 1687734895348460 2362828853487844 2953536066859805 3375469790696920 4134950493603727 4725657706975688 5907072133719610 8269900987207454 11814144267439220 16539801974414908 20674752468018635 23628288534878440 33079603948829816 41349504936037270 82699009872074540 165398019744149080
• Sum of all divisors σ(n): 433989098084052000
• Sum of proper divisors (its aliquot sum) s(n): 268591078339902920
• 165398019744149080 is an abundant number, because the sum of its proper divisors (268591078339902920) is greater than itself. Its abundance is 103193058595753840

Bases of 165398019744149080

• Binary: 1001001011100111001001111101100101011001110010111001011000₂
• Hexadecimal: 0x24B9C9F65672E58
• Base-36: 198KPDBDCHUG

Squares and roots of 165398019744149080

• 165398019744149080 squared (165398019744149080²) is 27356504935285928899102893264846400
• 165398019744149080 cubed (165398019744149080³) is 4524711743417333818094952950386867747655244901312000
• The square root of 165398019744149080 is 406691553.5687323319
• The cube root of 165398019744149080 is 548921.3235852369

Scales and comparisons

• 165,398,019,744,149,080 seconds is equal to 5,259,145,418 years, 10 weeks, 1 day, 22 hours, 44 minutes, 40 seconds.
• To count from 1 to 165,398,019,744,149,080 would take you about fifteen billion, seven hundred seventy-seven million, four hundred thirty-six thousand, two hundred fifty-four 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 165398019744149080 cubic inches would be around 45743.4 feet tall.

Recreational maths with 165398019744149080

• 165398019744149080 backwards is 080941447910893561
• The number of decimal digits it has is: 18
• The sum of 165398019744149080's digits is 79
• More coming soon!