18241213180

Names of 18241213180

• Cardinal: 18241213180 can be written as Eighteen billion, two hundred forty-one million, two hundred thirteen thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.824121318 × 10¹⁰

Factors of 18241213180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1184

Divisors of 18241213180

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 17 20 34 43 68 85 86 170 172 215 340 430 731 860 1117 1462 2234 2924 3655 4468 5585 7310 11170 14620 18989 22340 37978 48031 75956 94945 96062 189890 192124 240155 379780 480310 816527 960620 1247689 1633054 2495378 3266108 4082635 4990756 6238445 8165270 12476890 16330540 21210713 24953780 42421426 53650627 84842852 106053565 107301254 212107130 214602508 268253135 424214260 536506270 912060659 1073012540 1824121318 3648242636 4560303295 9120606590 18241213180
• Sum of all divisors σ(n): 41540316048
• Sum of proper divisors (its aliquot sum) s(n): 23299102868
• 18241213180 is an abundant number, because the sum of its proper divisors (23299102868) is greater than itself. Its abundance is 5057889688

Bases of 18241213180

• Binary: 10000111111010000101101001011111100₂
• Hexadecimal: 0x43F42D2FC
• Base-36: 8DOCI64

Squares and roots of 18241213180

• 18241213180 squared (18241213180²) is 332741858278205712400
• 18241213180 cubed (18241213180³) is 6069615170762098147782169432000
• The square root of 18241213180 is 135060.0354657143
• The cube root of 18241213180 is 2632.3961055393

Scales and comparisons

• 18,241,213,180 seconds is equal to 580 years, 5 days, 3 hours, 39 minutes, 40 seconds.
• To count from 1 to 18,241,213,180 would take you about one thousand, one hundred sixty years!

  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 18241213180 cubic inches would be around 219.4 feet tall.

Recreational maths with 18241213180

• 18241213180 backwards is 08131214281
• The number of decimal digits it has is: 11
• The sum of 18241213180's digits is 31
• More coming soon!