18933790000

Names of 18933790000

• Cardinal: 18933790000 can be written as Eighteen billion, nine hundred thirty-three million, seven hundred ninety thousand.

Scientific notation

• Scientific notation: 1.893379 × 10¹⁰

Factors of 18933790000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 31107

Divisors of 18933790000

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 61 80 100 122 125 200 244 250 305 400 488 500 610 625 976 1000 1220 1250 1525 2000 2440 2500 3050 4880 5000 6100 7625 10000 12200 15250 24400 30500 31039 38125 61000 62078 76250 122000 124156 152500 155195 248312 305000 310390 496624 610000 620780 775975 1241560 1551950 1893379 2483120 3103900 3786758 3879875 6207800 7573516 7759750 9466895 12415600 15147032 15519500 18933790 19399375 30294064 31039000 37867580 38798750 47334475 62078000 75735160 77597500 94668950 151470320 155195000 189337900 236672375 310390000 378675800 473344750 757351600 946689500 1183361875 1893379000 2366723750 3786758000 4733447500 9466895000 18933790000
• Sum of all divisors σ(n): 46593585280
• Sum of proper divisors (its aliquot sum) s(n): 27659795280
• 18933790000 is an abundant number, because the sum of its proper divisors (27659795280) is greater than itself. Its abundance is 8726005280

Bases of 18933790000

• Binary: 10001101000100010101011010100110000₂
• Hexadecimal: 0x4688AB530
• Base-36: 8P4OTV4

Squares and roots of 18933790000

• 18933790000 squared (18933790000²) is 358488403764100000000
• 18933790000 cubed (18933790000³) is 6787544154304678939000000000000
• The square root of 18933790000 is 137600.1090115847
• The cube root of 18933790000 is 2665.2984821745

Scales and comparisons

• 18,933,790,000 seconds is equal to 602 years, 1 week, 6 days, 2 hours, 6 minutes, 40 seconds.
• To count from 1 to 18,933,790,000 would take you about one thousand, two hundred four 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 18933790000 cubic inches would be around 222.1 feet tall.

Recreational maths with 18933790000

• 18933790000 backwards is 00009733981
• 18933790000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18933790000's digits is 40
• More coming soon!