12628398477440

Names of 12628398477440

• Cardinal: 12628398477440 can be written as Twelve trillion, six hundred twenty-eight billion, three hundred ninety-eight million, four hundred seventy-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.262839847744 × 10¹³

Factors of 12628398477440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 334438585

Divisors of 12628398477440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 59 64 80 118 128 160 236 295 320 472 590 640 944 1180 1888 2360 3776 4720 7552 9440 18880 37760 334438519 668877038 1337754076 1672192595 2675508152 3344385190 5351016304 6688770380 10702032608 13377540760 19731872621 21404065216 26755081520 39463745242 42808130432 53510163040 78927490484 98659363105 107020326080 157854980968 197318726210 214040652160 315709961936 394637452420 631419923872 789274904840 1262839847744 1578549809680 2525679695488 3157099619360 6314199238720 12628398477440
• Sum of all divisors σ(n): 30701456136000
• Sum of proper divisors (its aliquot sum) s(n): 18073057658560
• 12628398477440 is an abundant number, because the sum of its proper divisors (18073057658560) is greater than itself. Its abundance is 5444659181120

Bases of 12628398477440

• Binary: 10110111110001000111001101001001000010000000₂
• Hexadecimal: 0xB7C47349080
• Base-36: 4H5EMEBNK

Squares and roots of 12628398477440

• 12628398477440 squared (12628398477440²) is 159476448105008910188953600
• 12628398477440 cubed (12628398477440³) is 2013932134436833694667815344946806784000
• The square root of 12628398477440 is 3553645.8007854413
• The cube root of 12628398477440 is 23287.1366904183

Scales and comparisons

• 12,628,398,477,440 seconds is equal to 401,544 years, 3 days, 9 hours, 57 minutes, 20 seconds.
• To count from 1 to 12,628,398,477,440 would take you about one million, three thousand, eight hundred sixty 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 12628398477440 cubic inches would be around 1940.6 feet tall.

Recreational maths with 12628398477440

• 12628398477440 backwards is 04477489382621
• The number of decimal digits it has is: 14
• The sum of 12628398477440's digits is 65
• More coming soon!