18845198520

Names of 18845198520

• Cardinal: 18845198520 can be written as Eighteen billion, eight hundred forty-five million, one hundred ninety-eight thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.884519852 × 10¹⁰

Factors of 18845198520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 384388

Divisors of 18845198520

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 409 818 1227 1636 2045 2454 3272 4090 4908 6135 8180 9816 12270 16360 24540 49080 383969 767938 1151907 1535876 1919845 2303814 3071752 3839690 4607628 5759535 7679380 9215256 11519070 15358760 23038140 46076280 157043321 314086642 471129963 628173284 785216605 942259926 1256346568 1570433210 1884519852 2355649815 3140866420 3769039704 4711299630 6281732840 9422599260 18845198520
• Sum of all divisors σ(n): 56673972000
• Sum of proper divisors (its aliquot sum) s(n): 37828773480
• 18845198520 is an abundant number, because the sum of its proper divisors (37828773480) is greater than itself. Its abundance is 18983574960

Bases of 18845198520

• Binary: 10001100011010000101110100010111000₂
• Hexadecimal: 0x46342E8B8
• Base-36: 8NNY08O

Squares and roots of 18845198520

• 18845198520 squared (18845198520²) is 355141507258210190400
• 18845198520 cubed (18845198520³) is 6692712206972991937974998208000
• The square root of 18845198520 is 137277.8151049907
• The cube root of 18845198520 is 2661.1349915511

Scales and comparisons

• 18,845,198,520 seconds is equal to 599 years, 11 weeks, 2 days, 17 hours, 22 minutes.
• To count from 1 to 18,845,198,520 would take you about one thousand, one hundred ninety-eight 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 18845198520 cubic inches would be around 221.8 feet tall.

Recreational maths with 18845198520

• 18845198520 backwards is 02589154881
• The number of decimal digits it has is: 11
• The sum of 18845198520's digits is 51
• More coming soon!