136722390

Names of 136722390

• Cardinal: 136722390 can be written as One hundred thirty-six million, seven hundred twenty-two thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.3672239 × 10⁸

Factors of 136722390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1637

Divisors of 136722390

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 739 881 1478 1762 2217 2643 3695 4405 4434 5173 5286 6167 7390 8810 10346 11085 12334 13215 15519 18501 22170 25865 26430 30835 31038 37002 51730 61670 77595 92505 155190 185010 651059 1302118 1953177 3255295 3906354 4557413 6510590 9114826 9765885 13672239 19531770 22787065 27344478 45574130 68361195 136722390
• Sum of all divisors σ(n): 375943680
• Sum of proper divisors (its aliquot sum) s(n): 239221290
• 136722390 is an abundant number, because the sum of its proper divisors (239221290) is greater than itself. Its abundance is 102498900

Bases of 136722390

• Binary: 1000001001100011011111010110₂
• Hexadecimal: 0x82637D6
• Base-36: 29EFO6

Squares and roots of 136722390

• 136722390 squared (136722390²) is 18693011927312100
• 136722390 cubed (136722390³) is 2555753267000616587919000
• The square root of 136722390 is 11692.8349855799
• The cube root of 136722390 is 515.1652343147

Scales and comparisons

• 136,722,390 seconds is equal to 4 years, 18 weeks, 10 hours, 26 minutes, 30 seconds.
• To count from 1 to 136,722,390 would take you about 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 136722390 cubic inches would be around 42.9 feet tall.

Recreational maths with 136722390

• 136722390 backwards is 093227631
• The number of decimal digits it has is: 9
• The sum of 136722390's digits is 33
• More coming soon!