18994242724200

Names of 18994242724200

• Cardinal: 18994242724200 can be written as Eighteen trillion, nine hundred ninety-four billion, two hundred forty-two million, seven hundred twenty-four thousand, two hundred.

Scientific notation

• Scientific notation: 1.89942427242 × 10¹³

Factors of 18994242724200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10552357079

Divisors of 18994242724200

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1800 10552357069 21104714138 31657071207 42209428276 52761785345 63314142414 84418856552 94971213621 105523570690 126628284828 158285356035 189942427242 211047141380 253256569656 263808926725 316570712070 379884854484 422094282760 474856068105 527617853450 633141424140 759769708968 791426780175 949712136210 1055235706900 1266282848280 1582853560350 1899424272420 2110471413800 2374280340525 3165707120700 3798848544840 4748560681050 6331414241400 9497121362100 18994242724200
• Sum of all divisors σ(n): 63788998488150
• Sum of proper divisors (its aliquot sum) s(n): 44794755763950
• 18994242724200 is an abundant number, because the sum of its proper divisors (44794755763950) is greater than itself. Its abundance is 25800513039750

Bases of 18994242724200

• Binary: 100010100011001110001000101110010000101101000₂
• Hexadecimal: 0x114671172168
• Base-36: 6QDU1P8Q0

Squares and roots of 18994242724200

• 18994242724200 squared (18994242724200²) is 360781256665824637265640000
• 18994242724200 cubed (18994242724200³) is 6852766759452572367175986752656488000000
• The square root of 18994242724200 is 4358238.4886786543
• The cube root of 18994242724200 is 26681.3210001655

Scales and comparisons

• 18,994,242,724,200 seconds is equal to 603,958 years, 8 weeks, 4 days, 6 hours, 30 minutes.
• To count from 1 to 18,994,242,724,200 would take you about one million, five hundred nine thousand, eight hundred ninety-five 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 18994242724200 cubic inches would be around 2223.4 feet tall.

Recreational maths with 18994242724200

• 18994242724200 backwards is 00242724249981
• The number of decimal digits it has is: 14
• The sum of 18994242724200's digits is 54
• More coming soon!