142820910

Names of 142820910

• Cardinal: 142820910 can be written as One hundred forty-two million, eight hundred twenty thousand, nine hundred ten.

Scientific notation

• Scientific notation: 1.4282091 × 10⁸

Factors of 142820910

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 46

Divisors of 142820910

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 19 30 34 38 45 51 57 85 90 95 102 114 153 170 171 190 255 285 289 306 323 342 510 570 578 646 765 855 867 969 1445 1530 1615 1710 1734 1938 2601 2890 2907 3230 4335 4845 4913 5202 5491 5814 8670 9690 9826 10982 13005 14535 14739 16473 24565 26010 27455 29070 29478 32946 44217 49130 49419 54910 73695 82365 83521 88434 93347 98838 147390 164730 167042 186694 221085 247095 250563 280041 417605 442170 466735 494190 501126 560082 751689 835210 840123 933470 1252815 1400205 1503378 1586899 1680246 2505630 2800410 3173798 3758445 4200615 4760697 7516890 7934495 8401230 9521394 14282091 15868990 23803485 28564182 47606970 71410455 142820910
• Sum of all divisors σ(n): 415307880
• Sum of proper divisors (its aliquot sum) s(n): 272486970
• 142820910 is an abundant number, because the sum of its proper divisors (272486970) is greater than itself. Its abundance is 129666060

Bases of 142820910

• Binary: 1000100000110100011000101110₂
• Hexadecimal: 0x883462E
• Base-36: 2D15BI

Squares and roots of 142820910

• 142820910 squared (142820910²) is 20397812333228100
• 142820910 cubed (142820910³) is 2913234119440860479571000
• The square root of 142820910 is 11950.7702680623
• The cube root of 142820910 is 522.7137591375

Scales and comparisons

• 142,820,910 seconds is equal to 4 years, 28 weeks, 1 day, 28 minutes, 30 seconds.
• To count from 1 to 142,820,910 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 142820910 cubic inches would be around 43.6 feet tall.

Recreational maths with 142820910

• 142820910 backwards is 019028241
• The number of decimal digits it has is: 9
• The sum of 142820910's digits is 27
• More coming soon!