138758644396142

Names of 138758644396142

• Cardinal: 138758644396142 can be written as One hundred thirty-eight trillion, seven hundred fifty-eight billion, six hundred forty-four million, three hundred ninety-six thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.38758644396142 × 10¹⁴

Factors of 138758644396142

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 220

Divisors of 138758644396142

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 67 134 151 302 4489 8978 10117 20234 22801 45602 300763 601526 677839 1355678 1527667 3055334 3442951 6885902 20151121 40302242 45415213 90830426 102353689 204707378 230677717 461355434 3042819271 6085638542 6857697163 13715394326 15455407039 30910814078 459465709921 918931419842 1035512271613 2071024543226 69379322198071 138758644396142
• Sum of all divisors σ(n): 212700182062992
• Sum of proper divisors (its aliquot sum) s(n): 73941537666850
• 138758644396142 is a deficient number, because the sum of its proper divisors (73941537666850) is less than itself. Its deficiency is 64817106729292

Bases of 138758644396142

• Binary: 11111100011001101000011101101010111000001101110₂
• Hexadecimal: 0x7E3343B5706E
• Base-36: 1D6OUA8BXQ

Squares and roots of 138758644396142

• 138758644396142 squared (138758644396142²) is 19253961394654989659824484164
• 138758644396142 cubed (138758644396142³) is 2671653582377977987832683614418304421695288
• The square root of 138758644396142 is 11779585.9178556017
• The cube root of 138758644396142 is 51771.0153729089

Scales and comparisons

• 138,758,644,396,142 seconds is equal to 4,412,095 years, 35 weeks, 3 days, 15 hours, 49 minutes, 2 seconds.
• To count from 1 to 138,758,644,396,142 would take you about eleven million, thirty thousand, two hundred thirty-nine 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 138758644396142 cubic inches would be around 4314.3 feet tall.

Recreational maths with 138758644396142

• 138758644396142 backwards is 241693446857831
• The number of decimal digits it has is: 15
• The sum of 138758644396142's digits is 71
• More coming soon!