13812840

Names of 13812840

• Cardinal: 13812840 can be written as Thirteen million, eight hundred twelve thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.381284 × 10⁷

Factors of 13812840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 125

Divisors of 13812840

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 37 40 45 51 60 61 68 72 74 85 90 102 111 120 122 136 148 153 170 180 183 185 204 222 244 255 296 305 306 333 340 360 366 370 408 444 488 510 549 555 610 612 629 666 680 732 740 765 888 915 1020 1037 1098 1110 1220 1224 1258 1332 1464 1480 1530 1665 1830 1887 2040 2074 2196 2220 2257 2440 2516 2664 2745 3060 3111 3145 3330 3660 3774 4148 4392 4440 4514 5032 5185 5490 5661 6120 6222 6290 6660 6771 7320 7548 8296 9028 9333 9435 10370 10980 11285 11322 12444 12580 13320 13542 15096 15555 18056 18666 18870 20313 20740 21960 22570 22644 24888 25160 27084 28305 31110 33855 37332 37740 38369 40626 41480 45140 45288 46665 54168 56610 62220 67710 74664 75480 76738 81252 90280 93330 101565 113220 115107 124440 135420 153476 162504 186660 191845 203130 226440 230214 270840 306952 345321 373320 383690 406260 460428 575535 690642 767380 812520 920856 1151070 1381284 1534760 1726605 2302140 2762568 3453210 4604280 6906420 13812840
• Sum of all divisors σ(n): 49617360
• Sum of proper divisors (its aliquot sum) s(n): 35804520
• 13812840 is an abundant number, because the sum of its proper divisors (35804520) is greater than itself. Its abundance is 21991680

Bases of 13812840

• Binary: 110100101100010001101000₂
• Hexadecimal: 0xD2C468
• Base-36: 88220

Squares and roots of 13812840

• 13812840 squared (13812840²) is 190794548865600
• 13812840 cubed (13812840³) is 2635414576352714304000
• The square root of 13812840 is 3716.5629282981
• The cube root of 13812840 is 239.9353992797

Scales and comparisons

• 13,812,840 seconds is equal to 22 weeks, 5 days, 20 hours, 54 minutes.
• To count from 1 to 13,812,840 would take you about thirty-four 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 13812840 cubic inches would be around 20 feet tall.

Recreational maths with 13812840

• 13812840 backwards is 04821831
• The number of decimal digits it has is: 8
• The sum of 13812840's digits is 27
• More coming soon!