42071678850742731

Names of 42071678850742731

• Cardinal: 42071678850742731 can be written as Forty-two quadrillion, seventy-one trillion, six hundred seventy-eight billion, eight hundred fifty million, seven hundred forty-two thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 4.2071678850742731 × 10¹⁶

Factors of 42071678850742731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 4328052

Divisors of 42071678850742731

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 28879 37987 86637 113961 259911 341883 4261183 12783549 38350647 1097026573 3291079719 9873239157 123058703857 161869558621 369176111571 485608675863 1107528334713 1456826027589 4674630983415859 14023892950247577 42071678850742731
• Sum of all divisors σ(n): 60773921169428480
• Sum of proper divisors (its aliquot sum) s(n): 18702242318685749
• 42071678850742731 is a deficient number, because the sum of its proper divisors (18702242318685749) is less than itself. Its deficiency is 23369436532056982

Bases of 42071678850742731

• Binary: 10010101011101111111100000010001000000001011100111001011₂
• Hexadecimal: 0x9577F81100B9CB
• Base-36: BI95YG16A4R

Squares and roots of 42071678850742731

• 42071678850742731 squared (42071678850742731²) is 1770026161320033202708430349338361
• 42071678850742731 cubed (42071678850742731³) is 74467972216469382276509421425637669159159280203891
• The square root of 42071678850742731 is 205113819.2583394197
• The cube root of 42071678850742731 is 347800.2962256117

Scales and comparisons

• 42,071,678,850,742,731 seconds is equal to 1,337,749,251 years, 10 weeks, 5 days, 3 hours, 38 minutes, 51 seconds.
• To count from 1 to 42,071,678,850,742,731 would take you about four billion, thirteen million, two hundred forty-seven thousand, seven hundred fifty-three 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 42071678850742731 cubic inches would be around 28983.4 feet tall.

Recreational maths with 42071678850742731

• 42071678850742731 backwards is 13724705887617024
• The number of decimal digits it has is: 17
• The sum of 42071678850742731's digits is 72
• More coming soon!