12968409815318440

Names of 12968409815318440

• Cardinal: 12968409815318440 can be written as Twelve quadrillion, nine hundred sixty-eight trillion, four hundred nine billion, eight hundred fifteen million, three hundred eighteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.296840981531844 × 10¹⁶

Factors of 12968409815318440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2437671017950

Divisors of 12968409815318440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 190 266 280 380 532 665 760 1064 1330 2660 5320 2437671017917 4875342035834 9750684071668 12188355089585 17063697125419 19501368143336 24376710179170 34127394250838 46315749340423 48753420358340 68254788501676 85318485627095 92631498680846 97506840716680 136509577003352 170636971254190 185262997361692 231578746702115 324210245382961 341273942508380 370525994723384 463157493404230 648420490765922 682547885016760 926314986808460 1296840981531844 1621051226914805 1852629973616920 2593681963063688 3242102453829610 6484204907659220 12968409815318440
• Sum of all divisors σ(n): 35102462658019200
• Sum of proper divisors (its aliquot sum) s(n): 22134052842700760
• 12968409815318440 is an abundant number, because the sum of its proper divisors (22134052842700760) is greater than itself. Its abundance is 9165643027382320

Bases of 12968409815318440

• Binary: 101110000100101011001100110100010101111111111110101000₂
• Hexadecimal: 0x2E12B33457FFA8
• Base-36: 3JOX181MDNS

Squares and roots of 12968409815318440

• 12968409815318440 squared (12968409815318440²) is 168179653138047655068078604033600
• 12968409815318440 cubed (12968409815318440³) is 2181022664492307888667884957020715780452459584000
• The square root of 12968409815318440 is 113878926.1247156301
• The cube root of 12968409815318440 is 234942.8550674333

Scales and comparisons

• 12,968,409,815,318,440 seconds is equal to 412,355,318 years, 10 weeks, 3 days, 10 hours, 40 minutes, 40 seconds.
• To count from 1 to 12,968,409,815,318,440 would take you about one billion, two hundred thirty-seven million, sixty-five thousand, nine hundred fifty-four 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 12968409815318440 cubic inches would be around 19578.6 feet tall.

Recreational maths with 12968409815318440

• 12968409815318440 backwards is 04481351890486921
• The number of decimal digits it has is: 17
• The sum of 12968409815318440's digits is 73
• More coming soon!