12713979840

Names of 12713979840

• Cardinal: 12713979840 can be written as Twelve billion, seven hundred thirteen million, nine hundred seventy-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.271397984 × 10¹⁰

Factors of 12713979840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 159656

Divisors of 12713979840

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 83 96 120 160 166 192 240 249 320 332 415 480 498 664 830 960 996 1245 1328 1660 1992 2490 2656 3320 3984 4980 5312 6640 7968 9960 13280 15936 19920 26560 39840 79680 159563 319126 478689 638252 797815 957378 1276504 1595630 1914756 2393445 2553008 3191260 3829512 4786890 5106016 6382520 7659024 9573780 10212032 12765040 13243729 15318048 19147560 25530080 26487458 30636096 38295120 39731187 51060160 52974916 66218645 76590240 79462374 105949832 132437290 153180480 158924748 198655935 211899664 264874580 317849496 397311870 423799328 529749160 635698992 794623740 847598656 1059498320 1271397984 1589247480 2118996640 2542795968 3178494960 4237993280 6356989920 12713979840
• Sum of all divisors σ(n): 40853490048
• Sum of proper divisors (its aliquot sum) s(n): 28139510208
• 12713979840 is an abundant number, because the sum of its proper divisors (28139510208) is greater than itself. Its abundance is 15425530368

Bases of 12713979840

• Binary: 1011110101110011111110111111000000₂
• Hexadecimal: 0x2F5CFEFC0
• Base-36: 5U9KPMO

Squares and roots of 12713979840

• 12713979840 squared (12713979840²) is 161645283371926425600
• 12713979840 cubed (12713979840³) is 2055154874021759797041659904000
• The square root of 12713979840 is 112756.2851463279
• The cube root of 12713979840 is 2333.9623149693

Scales and comparisons

• 12,713,979,840 seconds is equal to 404 years, 13 weeks, 5 days, 13 hours, 4 minutes.
• To count from 1 to 12,713,979,840 would take you about eight hundred 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 12713979840 cubic inches would be around 194.5 feet tall.

Recreational maths with 12713979840

• 12713979840 backwards is 04897931721
• The number of decimal digits it has is: 11
• The sum of 12713979840's digits is 51
• More coming soon!