12986980380

Names of 12986980380

• Cardinal: 12986980380 can be written as Twelve billion, nine hundred eighty-six million, nine hundred eighty thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.298698038 × 10¹⁰

Factors of 12986980380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6559102

Divisors of 12986980380

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 132 165 180 198 220 330 396 495 660 990 1980 6559081 13118162 19677243 26236324 32795405 39354486 59031729 65590810 72149891 78708972 98386215 118063458 131181620 144299782 196772430 216449673 236126916 288599564 295158645 360749455 393544860 432899346 590317290 649349019 721498910 865798692 1082248365 1180634580 1298698038 1442997820 2164496730 2597396076 3246745095 4328993460 6493490190 12986980380
• Sum of all divisors σ(n): 42975105264
• Sum of proper divisors (its aliquot sum) s(n): 29988124884
• 12986980380 is an abundant number, because the sum of its proper divisors (29988124884) is greater than itself. Its abundance is 17001144504

Bases of 12986980380

• Binary: 1100000110000101011001100000011100₂
• Hexadecimal: 0x30615981C
• Base-36: 5YS4270

Squares and roots of 12986980380

• 12986980380 squared (12986980380²) is 168661659390504944400
• 12986980380 cubed (12986980380³) is 2190405661362730471215790872000
• The square root of 12986980380 is 113960.4333968593
• The cube root of 12986980380 is 2350.5494643947

Scales and comparisons

• 12,986,980,380 seconds is equal to 412 years, 49 weeks, 1 day, 6 hours, 33 minutes.
• To count from 1 to 12,986,980,380 would take you about eight hundred twenty-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 12986980380 cubic inches would be around 195.9 feet tall.

Recreational maths with 12986980380

• 12986980380 backwards is 08308968921
• The number of decimal digits it has is: 11
• The sum of 12986980380's digits is 54
• More coming soon!