142966005

Names of 142966005

• Cardinal: 142966005 can be written as One hundred forty-two million, nine hundred sixty-six thousand and five.

Scientific notation

• Scientific notation: 1.42966005 × 10⁸

Factors of 142966005

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 207

Divisors of 142966005

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 13 15 17 21 35 39 51 61 65 85 91 101 105 119 183 195 221 255 273 303 305 357 427 455 505 595 663 707 793 915 1037 1105 1281 1313 1365 1515 1547 1717 1785 2121 2135 2379 3111 3315 3535 3939 3965 4641 5151 5185 5551 6161 6405 6565 7259 7735 8585 9191 10605 11895 12019 13481 15555 16653 18483 19695 21777 22321 23205 25755 27573 27755 30805 36057 36295 40443 43127 45955 60095 66963 67405 80093 83265 92415 94367 104737 108885 111605 129381 137865 156247 180285 202215 215635 240279 283101 314211 334815 400465 468741 471835 523685 560651 646905 733159 781235 1201395 1361581 1415505 1571055 1681953 2199477 2343705 2803255 3665795 4084743 6807905 8409765 9531067 10997385 20423715 28593201 47655335 142966005
• Sum of all divisors σ(n): 305980416
• Sum of proper divisors (its aliquot sum) s(n): 163014411
• 142966005 is an abundant number, because the sum of its proper divisors (163014411) is greater than itself. Its abundance is 20048406

Bases of 142966005

• Binary: 1000100001010111110011110101₂
• Hexadecimal: 0x8857CF5
• Base-36: 2D499X

Squares and roots of 142966005

• 142966005 squared (142966005²) is 20439278585660025
• 142966005 cubed (142966005³) is 2922122004473864062450125
• The square root of 142966005 is 11956.8392562583
• The cube root of 142966005 is 522.8907114799

Scales and comparisons

• 142,966,005 seconds is equal to 4 years, 28 weeks, 2 days, 16 hours, 46 minutes, 45 seconds.
• To count from 1 to 142,966,005 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 142966005 cubic inches would be around 43.6 feet tall.

Recreational maths with 142966005

• 142966005 backwards is 500669241
• The number of decimal digits it has is: 9
• The sum of 142966005's digits is 33
• More coming soon!