12027540

Names of 12027540

• Cardinal: 12027540 can be written as Twelve million, twenty-seven thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.202754 × 10⁷

Factors of 12027540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4108

Divisors of 12027540

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 490 588 735 980 1470 2940 4091 8182 12273 16364 20455 24546 28637 40910 49092 57274 61365 81820 85911 114548 122730 143185 171822 200459 245460 286370 343644 400918 429555 572740 601377 801836 859110 1002295 1202754 1718220 2004590 2405508 3006885 4009180 6013770 12027540
• Sum of all divisors σ(n): 39184992
• Sum of proper divisors (its aliquot sum) s(n): 27157452
• 12027540 is an abundant number, because the sum of its proper divisors (27157452) is greater than itself. Its abundance is 15129912

Bases of 12027540

• Binary: 101101111000011010010100₂
• Hexadecimal: 0xB78694
• Base-36: 75SIC

Squares and roots of 12027540

• 12027540 squared (12027540²) is 144661718451600
• 12027540 cubed (12027540³) is 1739924605145357064000
• The square root of 12027540 is 3468.0743936657
• The cube root of 12027540 is 229.1178559773

Scales and comparisons

• 12,027,540 seconds is equal to 19 weeks, 6 days, 4 hours, 59 minutes.
• To count from 1 to 12,027,540 would take you about twenty-nine 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 12027540 cubic inches would be around 19.1 feet tall.

Recreational maths with 12027540

• 12027540 backwards is 04572021
• 12027540 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12027540's digits is 21
• More coming soon!