42720452864087785

Names of 42720452864087785

• Cardinal: 42720452864087785 can be written as Forty-two quadrillion, seven hundred twenty trillion, four hundred fifty-two billion, eight hundred sixty-four million, eighty-seven thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 4.2720452864087785 × 10¹⁶

Factors of 42720452864087785

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8112518

Divisors of 42720452864087785

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 43 191 215 277 463 955 1385 2315 8213 11911 19909 41065 52907 59555 88433 99545 128251 264535 442165 641255 2275001 3802619 5514793 8111539 11375005 19013095 24495941 27573965 40557695 122479705 348796177 1053325463 1549303949 1743980885 2246896303 3755642557 5266627315 7746519745 11234481515 18778212785 66620069807 96616541029 161492629951 333100349035 429157193873 483082705145 717327728387 807463149755 1040312988289 2145785969365 3586638641935 5201564941445 18453759336539 30845092320641 44733458496427 92268796682695 154225461603205 198699780763199 223667292482135 993498903815995 8544090572817557 42720452864087785
• Sum of all divisors σ(n): 53036059136163840
• Sum of proper divisors (its aliquot sum) s(n): 10315606272076055
• 42720452864087785 is a deficient number, because the sum of its proper divisors (10315606272076055) is less than itself. Its deficiency is 32404846592011730

Bases of 42720452864087785

• Binary: 10010111110001100000011010001001100110111001011011101001₂
• Hexadecimal: 0x97C606899B96E9
• Base-36: BON4X41VDGP

Squares and roots of 42720452864087785

• 42720452864087785 squared (42720452864087785²) is 1825037092912746232405340186206225
• 42720452864087785 cubed (42720452864087785³) is 77966411102990774767467270194719720884124513461625
• The square root of 42720452864087785 is 206689266.4462472395
• The cube root of 42720452864087785 is 349578.9572732037

Scales and comparisons

• 42,720,452,864,087,785 seconds is equal to 1,358,378,258 years, 2 weeks, 22 hours, 36 minutes, 25 seconds.
• To count from 1 to 42,720,452,864,087,785 would take you about four billion, seventy-five million, one hundred thirty-four thousand, seven hundred seventy-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 42720452864087785 cubic inches would be around 29131.6 feet tall.

Recreational maths with 42720452864087785

• 42720452864087785 backwards is 58778046825402724
• The number of decimal digits it has is: 17
• The sum of 42720452864087785's digits is 79
• More coming soon!