18027750

Names of 18027750

• Cardinal: 18027750 can be written as Eighteen million, twenty-seven thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.802775 × 10⁷

Factors of 18027750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 66

Divisors of 18027750

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 13 15 25 26 30 39 43 50 65 75 78 86 125 129 130 150 195 215 250 258 325 375 390 430 559 645 650 750 975 1075 1118 1290 1625 1677 1849 1950 2150 2795 3225 3250 3354 3698 4875 5375 5547 5590 6450 8385 9245 9750 10750 11094 13975 16125 16770 18490 24037 27735 27950 32250 41925 46225 48074 55470 69875 72111 83850 92450 120185 138675 139750 144222 209625 231125 240370 277350 360555 419250 462250 600925 693375 721110 1201850 1386750 1802775 3004625 3605550 6009250 9013875 18027750
• Sum of all divisors σ(n): 49611744
• Sum of proper divisors (its aliquot sum) s(n): 31583994
• 18027750 is an abundant number, because the sum of its proper divisors (31583994) is greater than itself. Its abundance is 13556244

Bases of 18027750

• Binary: 1000100110001010011100110₂
• Hexadecimal: 0x11314E6
• Base-36: AQEAU

Squares and roots of 18027750

• 18027750 squared (18027750²) is 324999770062500
• 18027750 cubed (18027750³) is 5859014604744234375000
• The square root of 18027750 is 4245.9097964983
• The cube root of 18027750 is 262.2087472595

Scales and comparisons

• 18,027,750 seconds is equal to 29 weeks, 5 days, 15 hours, 42 minutes, 30 seconds.
• To count from 1 to 18,027,750 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 18027750 cubic inches would be around 21.9 feet tall.

Recreational maths with 18027750

• 18027750 backwards is 05772081
• 18027750 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18027750's digits is 30
• More coming soon!