20309710140

Names of 20309710140

• Cardinal: 20309710140 can be written as Twenty billion, three hundred nine million, seven hundred ten thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.030971014 × 10¹⁰

Factors of 20309710140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3639774

Divisors of 20309710140

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 372 465 558 620 930 1116 1395 1860 2790 5580 3639733 7279466 10919199 14558932 18198665 21838398 32757597 36397330 43676796 54595995 65515194 72794660 109191990 112831723 131030388 163787985 218383980 225663446 327575970 338495169 451326892 564158615 655151940 676990338 1015485507 1128317230 1353980676 1692475845 2030971014 2256634460 3384951690 4061942028 5077427535 6769903380 10154855070 20309710140
• Sum of all divisors σ(n): 63593432448
• Sum of proper divisors (its aliquot sum) s(n): 43283722308
• 20309710140 is an abundant number, because the sum of its proper divisors (43283722308) is greater than itself. Its abundance is 22974012168

Bases of 20309710140

• Binary: 10010111010100011011001010100111100₂
• Hexadecimal: 0x4BA8D953C
• Base-36: 9BVVKN0

Squares and roots of 20309710140

• 20309710140 squared (20309710140²) is 412484325970818819600
• 20309710140 cubed (20309710140³) is 8377437097760604324532950744000
• The square root of 20309710140 is 142512.1403249561
• The cube root of 20309710140 is 2728.3572856935

Scales and comparisons

• 20,309,710,140 seconds is equal to 645 years, 40 weeks, 6 days, 2 hours, 9 minutes.
• To count from 1 to 20,309,710,140 would take you about one thousand, two hundred ninety-one 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 20309710140 cubic inches would be around 227.4 feet tall.

Recreational maths with 20309710140

• 20309710140 backwards is 04101790302
• The number of decimal digits it has is: 11
• The sum of 20309710140's digits is 27
• More coming soon!