12804291861440

Names of 12804291861440

• Cardinal: 12804291861440 can be written as Twelve trillion, eight hundred four billion, two hundred ninety-one million, eight hundred sixty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.280429186144 × 10¹³

Factors of 12804291861440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 754970099

Divisors of 12804291861440

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 53 64 80 106 160 212 265 320 424 530 848 1060 1696 2120 3392 4240 8480 16960 754970039 1509940078 3019880156 3774850195 6039760312 7549700390 12079520624 15099400780 24159041248 30198801560 40013412067 48318082496 60397603120 80026824134 120795206240 160053648268 200067060335 241590412480 320107296536 400134120670 640214593072 800268241340 1280429186144 1600536482680 2560858372288 3201072965360 6402145930720 12804291861440
• Sum of all divisors σ(n): 31065507205920
• Sum of proper divisors (its aliquot sum) s(n): 18261215344480
• 12804291861440 is an abundant number, because the sum of its proper divisors (18261215344480) is greater than itself. Its abundance is 5456923483040

Bases of 12804291861440

• Binary: 10111010010100111011010001001001101111000000₂
• Hexadecimal: 0xBA53B449BC0
• Base-36: 4JE7KRZCW

Squares and roots of 12804291861440

• 12804291861440 squared (12804291861440²) is 163949890072938620158873600
• 12804291861440 cubed (12804291861440³) is 2099262243144910622084928756277673984000
• The square root of 12804291861440 is 3578308.5195997287
• The cube root of 12804291861440 is 23394.7560883323

Scales and comparisons

• 12,804,291,861,440 seconds is equal to 407,136 years, 45 weeks, 3 days, 11 hours, 17 minutes, 20 seconds.
• To count from 1 to 12,804,291,861,440 would take you about one million, seventeen thousand, eight hundred forty-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 12804291861440 cubic inches would be around 1949.6 feet tall.

Recreational maths with 12804291861440

• 12804291861440 backwards is 04416819240821
• The number of decimal digits it has is: 14
• The sum of 12804291861440's digits is 50
• More coming soon!