818230140

Names of 818230140

• Cardinal: 818230140 can be written as Eight hundred eighteen million, two hundred thirty thousand, one hundred forty.

Scientific notation

• Scientific notation: 8.1823014 × 10⁸

Factors of 818230140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16681

Divisors of 818230140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 52 54 60 63 65 70 78 84 90 91 105 108 117 126 130 135 140 156 180 182 189 195 210 234 252 260 270 273 315 351 364 378 390 420 455 468 540 546 585 630 702 756 780 819 910 945 1092 1170 1260 1365 1404 1638 1755 1820 1890 2340 2457 2730 3276 3510 3780 4095 4914 5460 7020 8190 9828 12285 16380 16651 24570 33302 49140 49953 66604 83255 99906 116557 149859 166510 199812 216463 233114 249765 299718 333020 349671 432926 449577 466228 499530 582785 599436 649389 699342 749295 865852 899154 999060 1049013 1082315 1165570 1298778 1398684 1498590 1515241 1748355 1798308 1948167 2098026 2164630 2247885 2331140 2597556 2997180 3030482 3147039 3246945 3496710 3896334 4196052 4329260 4495770 4545723 5245065 5844501 6060964 6294078 6493890 6993420 7576205 7792668 8991540 9091446 9740835 10490130 11689002 12588156 12987780 13637169 15152410 15735195 18182892 19481670 20980260 22728615 23378004 27274338 29222505 30304820 31470390 38963340 40911507 45457230 54548676 58445010 62940780 68185845 81823014 90914460 116890020 136371690 163646028 204557535 272743380 409115070 818230140
• Sum of all divisors σ(n): 3133240320
• Sum of proper divisors (its aliquot sum) s(n): 2315010180
• 818230140 is an abundant number, because the sum of its proper divisors (2315010180) is greater than itself. Its abundance is 1496780040

Bases of 818230140

• Binary: 110000110001010011001101111100₂
• Hexadecimal: 0x30C5337C
• Base-36: DJ5IF0

Squares and roots of 818230140

• 818230140 squared (818230140²) is 669500562004419600
• 818230140 cubed (818230140³) is 547805538578954929926744000
• The square root of 818230140 is 28604.7223374045
• The cube root of 818230140 is 935.3162741803

Scales and comparisons

• 818,230,140 seconds is equal to 26 years, 6 days, 6 hours, 9 minutes.
• To count from 1 to 818,230,140 would take you about thirty-nine 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 818230140 cubic inches would be around 77.9 feet tall.

Recreational maths with 818230140

• 818230140 backwards is 041032818
• 818230140 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 818230140's digits is 27
• More coming soon!