12938017443840

Names of 12938017443840

• Cardinal: 12938017443840 can be written as Twelve trillion, nine hundred thirty-eight billion, seventeen million, four hundred forty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.293801744384 × 10¹³

Factors of 12938017443840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 70193247

Divisors of 12938017443840

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 512 576 640 720 768 960 1024 1152 1280 1440 1536 1920 2048 2304 2560 2880 3072 3840 4096 4608 5120 5760 6144 7680 9216 10240 11520 12288 15360 18432 20480 23040 30720 36864 46080 61440 92160 184320 70193237 140386474 210579711 280772948 350966185 421159422 561545896 631739133 701932370 842318844 1052898555 1123091792 1263478266 1403864740 1684637688 2105797110 2246183584 2526956532 2807729480 3158695665 3369275376 4211594220 4492367168 5053913064 5615458960 6317391330 6738550752 8423188440 8984734336 10107826128 11230917920 12634782660 13477101504 16846376880 17969468672 20215652256 22461835840 25269565320 26954203008 33692753760 35938937344 40431304512 44923671680 50539130640 53908406016 67385507520 71877874688 80862609024 89847343360 101078261280 107816812032 134771015040 143755749376 161725218048 179694686720 202156522560 215633624064 269542030080 287511498752 323450436096 359389373440 404313045120 431267248128 539084060160 646900872192 718778746880 808626090240 862534496256 1078168120320 1293801744384 1437557493760 1617252180480 2156336240640 2587603488768 3234504360960 4312672481280 6469008721920 12938017443840
• Sum of all divisors σ(n): 44846319371724
• Sum of proper divisors (its aliquot sum) s(n): 31908301927884
• 12938017443840 is an abundant number, because the sum of its proper divisors (31908301927884) is greater than itself. Its abundance is 18970284484044

Bases of 12938017443840

• Binary: 10111100010001011101111011110001000000000000₂
• Hexadecimal: 0xBC45DEF1000
• Base-36: 4L3N5JB40

Squares and roots of 12938017443840

• 12938017443840 squared (12938017443840²) is 167392295377108127553945600
• 12938017443840 cubed (12938017443840³) is 2165724437553442745306787923418415104000
• The square root of 12938017443840 is 3596945.5714314055
• The cube root of 12938017443840 is 23475.9176524307

Scales and comparisons

• 12,938,017,443,840 seconds is equal to 411,388 years, 48 weeks, 4 days, 6 hours, 24 minutes.
• To count from 1 to 12,938,017,443,840 would take you about one million, twenty-eight thousand, four hundred seventy-two 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 12938017443840 cubic inches would be around 1956.3 feet tall.

Recreational maths with 12938017443840

• 12938017443840 backwards is 04834471083921
• The number of decimal digits it has is: 14
• The sum of 12938017443840's digits is 54
• More coming soon!