12923820

Names of 12923820

• Cardinal: 12923820 can be written as Twelve million, nine hundred twenty-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.292382 × 10⁷

Factors of 12923820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 293

Divisors of 12923820

• 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 91 105 108 117 126 130 135 140 156 180 182 189 195 210 234 252 260 263 270 273 315 351 364 378 390 420 455 468 526 540 546 585 630 702 756 780 789 819 910 945 1052 1092 1170 1260 1315 1365 1404 1578 1638 1755 1820 1841 1890 2340 2367 2457 2630 2730 3156 3276 3419 3510 3682 3780 3945 4095 4734 4914 5260 5460 5523 6838 7020 7101 7364 7890 8190 9205 9468 9828 10257 11046 11835 12285 13676 14202 15780 16380 16569 17095 18410 20514 22092 23670 23933 24570 27615 28404 30771 33138 34190 35505 36820 41028 47340 47866 49140 49707 51285 55230 61542 66276 68380 71010 71799 82845 92313 95732 99414 102570 110460 119665 123084 142020 143598 153855 165690 184626 198828 205140 215397 239330 248535 287196 307710 331380 358995 369252 430794 461565 478660 497070 615420 646191 717990 861588 923130 994140 1076985 1292382 1435980 1846260 2153970 2584764 3230955 4307940 6461910 12923820
• Sum of all divisors σ(n): 49674240
• Sum of proper divisors (its aliquot sum) s(n): 36750420
• 12923820 is an abundant number, because the sum of its proper divisors (36750420) is greater than itself. Its abundance is 23826600

Bases of 12923820

• Binary: 110001010011001110101100₂
• Hexadecimal: 0xC533AC
• Base-36: 7P030

Squares and roots of 12923820

• 12923820 squared (12923820²) is 167025123392400
• 12923820 cubed (12923820³) is 2158602630201166968000
• The square root of 12923820 is 3594.9714880649
• The cube root of 12923820 is 234.6732746431

Scales and comparisons

• 12,923,820 seconds is equal to 21 weeks, 2 days, 13 hours, 57 minutes.
• To count from 1 to 12,923,820 would take you about thirty-two weeks!

  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 12923820 cubic inches would be around 19.6 feet tall.

Recreational maths with 12923820

• 12923820 backwards is 02832921
• 12923820 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12923820's digits is 27
• More coming soon!