868140

Names of 868140

• Cardinal: 868140 can be written as Eight hundred sixty-eight thousand, one hundred forty.

Scientific notation

• Scientific notation: 8.6814 × 10⁵

Factors of 868140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 83

Divisors of 868140

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 28 30 35 36 39 42 45 52 53 60 63 65 70 78 84 90 91 105 106 117 126 130 140 156 159 180 182 195 210 212 234 252 260 265 273 315 318 364 371 390 420 455 468 477 530 546 585 630 636 689 742 780 795 819 910 954 1060 1092 1113 1170 1260 1365 1378 1484 1590 1638 1820 1855 1908 2067 2226 2340 2385 2730 2756 3180 3276 3339 3445 3710 4095 4134 4452 4770 4823 5460 5565 6201 6678 6890 7420 8190 8268 9540 9646 10335 11130 12402 13356 13780 14469 16380 16695 19292 20670 22260 24115 24804 28938 31005 33390 41340 43407 48230 57876 62010 66780 72345 86814 96460 124020 144690 173628 217035 289380 434070 868140
• Sum of all divisors σ(n): 3302208
• Sum of proper divisors (its aliquot sum) s(n): 2434068
• 868140 is an abundant number, because the sum of its proper divisors (2434068) is greater than itself. Its abundance is 1565928

Bases of 868140

• Binary: 11010011111100101100₂
• Hexadecimal: 0xD3F2C
• Base-36: ILV0

Squares and roots of 868140

• 868140 squared (868140²) is 753667059600
• 868140 cubed (868140³) is 654288521121144000
• The square root of 868140 is 931.7403071671
• The cube root of 868140 is 95.3959467181

Scales and comparisons

• 868,140 seconds is equal to 1 week, 3 days, 1 hour, 9 minutes.
• To count from 1 to 868,140 would take you about three days!

  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 868140 cubic inches would be around 7.9 feet tall.

Recreational maths with 868140

• 868140 backwards is 041868
• The number of decimal digits it has is: 6
• The sum of 868140's digits is 27
• More coming soon!