138159816192

Names of 138159816192

• Cardinal: 138159816192 can be written as One hundred thirty-eight billion, one hundred fifty-nine million, eight hundred sixteen thousand, one hundred ninety-two.

Scientific notation

• Scientific notation: 1.38159816192 × 10¹¹

Factors of 138159816192

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 29982604

Divisors of 138159816192

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1152 1536 2304 4608 29982599 59965198 89947797 119930396 179895594 239860792 269843391 359791188 479721584 539686782 719582376 959443168 1079373564 1439164752 1918886336 2158747128 2878329504 3837772672 4317494256 5756659008 7675545344 8634988512 11513318016 15351090688 17269977024 23026636032 34539954048 46053272064 69079908096 138159816192
• Sum of all divisors σ(n): 398738597400
• Sum of proper divisors (its aliquot sum) s(n): 260578781208
• 138159816192 is an abundant number, because the sum of its proper divisors (260578781208) is greater than itself. Its abundance is 122418965016

Bases of 138159816192

• Binary: 10000000101010111101110111111000000000₂
• Hexadecimal: 0x202AF77E00
• Base-36: 1RGWSCG0

Squares and roots of 138159816192

• 138159816192 squared (138159816192²) is 19088134810207225380864
• 138159816192 cubed (138159816192³) is 2637213196826347064050487434149888
• The square root of 138159816192 is 371698.5555419875
• The cube root of 138159816192 is 5169.6433475771

Scales and comparisons

• 138,159,816,192 seconds is equal to 4,393 years, 2 weeks, 5 days, 22 hours, 43 minutes, 12 seconds.
• To count from 1 to 138,159,816,192 would take you about eight thousand, seven hundred eighty-six 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 138159816192 cubic inches would be around 430.8 feet tall.

Recreational maths with 138159816192

• 138159816192 backwards is 291618951831
• The number of decimal digits it has is: 12
• The sum of 138159816192's digits is 54
• More coming soon!