18016830

Names of 18016830

• Cardinal: 18016830 can be written as Eighteen million, sixteen thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.801683 × 10⁷

Factors of 18016830

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 111

Divisors of 18016830

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 29 30 39 45 54 58 59 65 78 81 87 90 117 118 130 135 145 162 174 177 195 234 261 270 290 295 351 354 377 390 405 435 522 531 585 590 702 754 767 783 810 870 885 1053 1062 1131 1170 1305 1534 1566 1593 1711 1755 1770 1885 2106 2262 2301 2349 2610 2655 3186 3393 3422 3510 3770 3835 3915 4602 4698 4779 5133 5265 5310 5655 6786 6903 7670 7830 7965 8555 9558 10179 10266 10530 11310 11505 11745 13806 15399 15930 16965 17110 20358 20709 22243 23010 23490 23895 25665 30537 30798 33930 34515 41418 44486 46197 47790 50895 51330 61074 62127 66729 69030 76995 92394 101790 103545 111215 124254 133458 138591 152685 153990 200187 207090 222430 230985 277182 305370 310635 333645 400374 461970 600561 621270 667290 692955 1000935 1201122 1385910 1801683 2001870 3002805 3603366 6005610 9008415 18016830
• Sum of all divisors σ(n): 54885600
• Sum of proper divisors (its aliquot sum) s(n): 36868770
• 18016830 is an abundant number, because the sum of its proper divisors (36868770) is greater than itself. Its abundance is 18851940

Bases of 18016830

• Binary: 1000100101110101000111110₂
• Hexadecimal: 0x112EA3E
• Base-36: AQ5VI

Squares and roots of 18016830

• 18016830 squared (18016830²) is 324606163248900
• 18016830 cubed (18016830³) is 5848374060207678987000
• The square root of 18016830 is 4244.6236582293
• The cube root of 18016830 is 262.1557937507

Scales and comparisons

• 18,016,830 seconds is equal to 29 weeks, 5 days, 12 hours, 40 minutes, 30 seconds.
• To count from 1 to 18,016,830 would take you about forty-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 18016830 cubic inches would be around 21.8 feet tall.

Recreational maths with 18016830

• 18016830 backwards is 03861081
• 18016830 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18016830's digits is 27
• More coming soon!