68182380

Names of 68182380

• Cardinal: 68182380 can be written as Sixty-eight million, one hundred eighty-two thousand, three hundred eighty.

Scientific notation

• Scientific notation: 6.818238 × 10⁷

Factors of 68182380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1091

Divisors of 68182380

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 53 60 63 70 84 90 105 106 126 140 159 180 210 212 252 265 315 318 371 420 477 530 630 636 742 795 954 1021 1060 1113 1260 1484 1590 1855 1908 2042 2226 2385 3063 3180 3339 3710 4084 4452 4770 5105 5565 6126 6678 7147 7420 9189 9540 10210 11130 12252 13356 14294 15315 16695 18378 20420 21441 22260 28588 30630 33390 35735 36756 42882 45945 54113 61260 64323 66780 71470 85764 91890 107205 108226 128646 142940 162339 183780 214410 216452 257292 270565 321615 324678 378791 428820 487017 541130 643230 649356 757582 811695 974034 1082260 1136373 1286460 1515164 1623390 1893955 1948068 2272746 2435085 3246780 3409119 3787910 4545492 4870170 5681865 6818238 7575820 9740340 11363730 13636476 17045595 22727460 34091190 68182380
• Sum of all divisors σ(n): 241061184
• Sum of proper divisors (its aliquot sum) s(n): 172878804
• 68182380 is an abundant number, because the sum of its proper divisors (172878804) is greater than itself. Its abundance is 104696424

Bases of 68182380

• Binary: 100000100000110000101101100₂
• Hexadecimal: 0x410616C
• Base-36: 14LDV0

Squares and roots of 68182380

• 68182380 squared (68182380²) is 4648836942464400
• 68182380 cubed (68182380³) is 316968766969145857272000
• The square root of 68182380 is 8257.2622581579
• The cube root of 68182380 is 408.5300924115

Scales and comparisons

• 68,182,380 seconds is equal to 2 years, 8 weeks, 5 days, 3 hours, 33 minutes.
• To count from 1 to 68,182,380 would take you about three 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 68182380 cubic inches would be around 34 feet tall.

Recreational maths with 68182380

• 68182380 backwards is 08328186
• 68182380 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 68182380's digits is 36
• More coming soon!