42126191289

Names of 42126191289

• Cardinal: 42126191289 can be written as Forty-two billion, one hundred twenty-six million, one hundred ninety-one thousand, two hundred eighty-nine.

Scientific notation

• Scientific notation: 4.2126191289 × 10¹⁰

Factors of 42126191289

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 151865

Divisors of 42126191289

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 13 21 27 39 63 91 113 117 189 273 339 351 791 819 1017 1469 2373 2457 3051 4407 7119 10283 13221 21357 30849 39663 92547 151729 277641 455187 1062103 1365561 1972477 3186309 4096683 5917431 9558927 13807339 17145377 17752293 28676781 41422017 51436131 53256879 120017639 124266051 154308393 222889901 360052917 372798153 462925179 668669703 1080158751 1560229307 2006009109 3240476253 4680687921 6018027327 14042063763 42126191289
• Sum of all divisors σ(n): 77491545600
• Sum of proper divisors (its aliquot sum) s(n): 35365354311
• 42126191289 is a deficient number, because the sum of its proper divisors (35365354311) is less than itself. Its deficiency is 6760836978

Bases of 42126191289

• Binary: 100111001110111010101010101010111001₂
• Hexadecimal: 0x9CEEAAAB9
• Base-36: JCOUH89

Squares and roots of 42126191289

• 42126191289 squared (42126191289²) is 1774615992517419481521
• 42126191289 cubed (42126191289³) is 74757812765307405743208846670569
• The square root of 42126191289 is 205246.6596293347
• The cube root of 42126191289 is 3479.5044679381

Scales and comparisons

• 42,126,191,289 seconds is equal to 1,339 years, 25 weeks, 15 hours, 48 minutes, 9 seconds.
• To count from 1 to 42,126,191,289 would take you about two thousand, six hundred seventy-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 42126191289 cubic inches would be around 290 feet tall.

Recreational maths with 42126191289

• 42126191289 backwards is 98219162124
• The number of decimal digits it has is: 11
• The sum of 42126191289's digits is 45
• More coming soon!