138002603850

Names of 138002603850

• Cardinal: 138002603850 can be written as One hundred thirty-eight billion, two million, six hundred three thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3800260385 × 10¹¹

Factors of 138002603850

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11358249

Divisors of 138002603850

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 81 90 135 150 162 225 243 270 405 450 486 675 810 1215 1350 2025 2430 4050 6075 12150 11358239 22716478 34074717 56791195 68149434 102224151 113582390 170373585 204448302 283955975 306672453 340747170 511120755 567911950 613344906 851867925 920017359 1022241510 1533362265 1703735850 1840034718 2555603775 2760052077 3066724530 4600086795 5111207550 5520104154 7666811325 9200173590 13800260385 15333622650 23000433975 27600520770 46000867950 69001301925 138002603850
• Sum of all divisors σ(n): 384499140480
• Sum of proper divisors (its aliquot sum) s(n): 246496536630
• 138002603850 is an abundant number, because the sum of its proper divisors (246496536630) is greater than itself. Its abundance is 108493932780

Bases of 138002603850

• Binary: 10000000100001100110001001111101001010₂
• Hexadecimal: 0x2021989F4A
• Base-36: 1REB6QMI

Squares and roots of 138002603850

• 138002603850 squared (138002603850²) is 19044718669380034822500
• 138002603850 cubed (138002603850³) is 2628220765965152070708672566625000
• The square root of 138002603850 is 371487.0170678917
• The cube root of 138002603850 is 5167.6817540517

Scales and comparisons

• 138,002,603,850 seconds is equal to 4,388 years, 2 weeks, 6 days, 8 hours, 37 minutes, 30 seconds.
• To count from 1 to 138,002,603,850 would take you about eight thousand, seven hundred seventy-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 138002603850 cubic inches would be around 430.6 feet tall.

Recreational maths with 138002603850

• 138002603850 backwards is 058306200831
• The number of decimal digits it has is: 12
• The sum of 138002603850's digits is 36
• More coming soon!