20188705740

Names of 20188705740

• Cardinal: 20188705740 can be written as Twenty billion, one hundred eighty-eight million, seven hundred five thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.018870574 × 10¹⁰

Factors of 20188705740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2529949

Divisors of 20188705740

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 19 20 21 28 30 35 38 42 57 60 70 76 84 95 105 114 133 140 190 210 228 266 285 380 399 420 532 570 665 798 1140 1330 1596 1995 2660 3990 7980 2529913 5059826 7589739 10119652 12649565 15179478 17709391 25299130 30358956 35418782 37948695 48068347 50598260 53128173 70837564 75897390 88546955 96136694 106256346 144205041 151794780 177093910 192273388 212512692 240341735 265640865 288410082 336478429 354187820 480683470 531281730 576820164 672956858 721025205 961366940 1009435287 1062563460 1345913716 1442050410 1682392145 2018870574 2884100820 3364784290 4037741148 5047176435 6729568580 10094352870 20188705740
• Sum of all divisors σ(n): 68004088320
• Sum of proper divisors (its aliquot sum) s(n): 47815382580
• 20188705740 is an abundant number, because the sum of its proper divisors (47815382580) is greater than itself. Its abundance is 27626676840

Bases of 20188705740

• Binary: 10010110011010101110011001111001100₂
• Hexadecimal: 0x4B35733CC
• Base-36: 99VU11O

Squares and roots of 20188705740

• 20188705740 squared (20188705740²) is 407583839456308947600
• 20188705740 cubed (20188705740³) is 8228590199162822929625479224000
• The square root of 20188705740 is 142086.9654120321
• The cube root of 20188705740 is 2722.9280095363

Scales and comparisons

• 20,188,705,740 seconds is equal to 641 years, 48 weeks, 5 days, 13 hours, 49 minutes.
• To count from 1 to 20,188,705,740 would take you about one thousand, two hundred eighty-three 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 20188705740 cubic inches would be around 226.9 feet tall.

Recreational maths with 20188705740

• 20188705740 backwards is 04750788102
• 20188705740 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20188705740's digits is 42
• More coming soon!