142208910

Names of 142208910

• Cardinal: 142208910 can be written as One hundred forty-two million, two hundred eight thousand, nine hundred ten.

Scientific notation

• Scientific notation: 1.4220891 × 10⁸

Factors of 142208910

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2335

Divisors of 142208910

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 30 34 41 45 51 82 85 90 102 123 153 170 205 246 255 306 369 410 510 615 697 738 765 1230 1394 1530 1845 2091 2267 3485 3690 4182 4534 6273 6801 6970 10455 11335 12546 13602 20403 20910 22670 31365 34005 38539 40806 62730 68010 77078 92947 102015 115617 185894 192695 204030 231234 278841 346851 385390 464735 557682 578085 693702 836523 929470 1156170 1394205 1580099 1673046 1734255 2788410 3160198 3468510 4182615 4740297 7900495 8365230 9480594 14220891 15800990 23701485 28441782 47402970 71104455 142208910
• Sum of all divisors σ(n): 401218272
• Sum of proper divisors (its aliquot sum) s(n): 259009362
• 142208910 is an abundant number, because the sum of its proper divisors (259009362) is greater than itself. Its abundance is 116800452

Bases of 142208910

• Binary: 1000011110011110111110001110₂
• Hexadecimal: 0x879EF8E
• Base-36: 2CO13I

Squares and roots of 142208910

• 142208910 squared (142208910²) is 20223374083388100
• 142208910 cubed (142208910³) is 2875943984920870807971000
• The square root of 142208910 is 11925.1377350537
• The cube root of 142208910 is 521.9660655261

Scales and comparisons

• 142,208,910 seconds is equal to 4 years, 27 weeks, 22 hours, 28 minutes, 30 seconds.
• To count from 1 to 142,208,910 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 142208910 cubic inches would be around 43.5 feet tall.

Recreational maths with 142208910

• 142208910 backwards is 019802241
• The number of decimal digits it has is: 9
• The sum of 142208910's digits is 27
• More coming soon!