142973617329961728

Names of 142973617329961728

• Cardinal: 142973617329961728 can be written as One hundred forty-two quadrillion, nine hundred seventy-three trillion, six hundred seventeen billion, three hundred twenty-nine million, nine hundred sixty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.42973617329961728 × 10¹⁷

Factors of 142973617329961728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 186163564231726

Divisors of 142973617329961728

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 768 186163564231721 372327128463442 558490692695163 744654256926884 1116981385390326 1489308513853768 2233962770780652 2978617027707536 4467925541561304 5957234055415072 8935851083122608 11914468110830144 17871702166245216 23828936221660288 35743404332490432 47657872443320576 71486808664980864 142973617329961728
• Sum of all divisors σ(n): 380518325289639768
• Sum of proper divisors (its aliquot sum) s(n): 237544707959678040
• 142973617329961728 is an abundant number, because the sum of its proper divisors (237544707959678040) is greater than itself. Its abundance is 94571090629716312

Bases of 142973617329961728

• Binary: 111111011111100011011111101011001001101000111101100000000₂
• Hexadecimal: 0x1FBF1BF59347B00
• Base-36: 133RX128UP6O

Squares and roots of 142973617329961728

• 142973617329961728 squared (142973617329961728²) is 20441455252414332556335093944745984
• 142973617329961728 cubed (142973617329961728³) is 2922588800926223006141393987570116423754849401700352
• The square root of 142973617329961728 is 378118522.8601763805
• The cube root of 142973617329961728 is 522899.9918819265

Scales and comparisons

• 142,973,617,329,961,728 seconds is equal to 4,546,118,784 years, 34 weeks, 1 day, 7 hours, 8 minutes, 48 seconds.
• To count from 1 to 142,973,617,329,961,728 would take you about thirteen billion, six hundred thirty-eight million, three hundred fifty-six thousand, three hundred fifty-three 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 142973617329961728 cubic inches would be around 43575 feet tall.

Recreational maths with 142973617329961728

• 142973617329961728 backwards is 827169923716379241
• The number of decimal digits it has is: 18
• The sum of 142973617329961728's digits is 87
• More coming soon!