19720147323540

Names of 19720147323540

• Cardinal: 19720147323540 can be written as Nineteen trillion, seven hundred twenty billion, one hundred forty-seven million, three hundred twenty-three thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.972014732354 × 10¹³

Factors of 19720147323540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 122777854

Divisors of 19720147323540

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 2677 5354 8031 10708 13385 16062 26770 32124 40155 53540 80310 160620 122775167 245550334 368325501 491100668 613875835 736651002 1227751670 1473302004 1841627505 2455503340 3683255010 7366510020 328669122059 657338244118 986007366177 1314676488236 1643345610295 1972014732354 3286691220590 3944029464708 4930036830885 6573382441180 9860073661770 19720147323540
• Sum of all divisors σ(n): 55237039183872
• Sum of proper divisors (its aliquot sum) s(n): 35516891860332
• 19720147323540 is an abundant number, because the sum of its proper divisors (35516891860332) is greater than itself. Its abundance is 15796744536792

Bases of 19720147323540

• Binary: 100011110111101110100011000000100101010010100₂
• Hexadecimal: 0x11EF74604A94
• Base-36: 6ZNB6K2AC

Squares and roots of 19720147323540

• 19720147323540 squared (19720147323540²) is 388884210462121825438131600
• 19720147323540 cubed (19720147323540³) is 7668853922111577782463189959598297864000
• The square root of 19720147323540 is 4440737.2500002743
• The cube root of 19720147323540 is 27016.9748417391

Scales and comparisons

• 19,720,147,323,540 seconds is equal to 627,039 years, 35 weeks, 4 days, 20 hours, 59 minutes.
• To count from 1 to 19,720,147,323,540 would take you about one million, five hundred sixty-seven thousand, five hundred ninety-nine 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 19720147323540 cubic inches would be around 2251.4 feet tall.

Recreational maths with 19720147323540

• 19720147323540 backwards is 04532374102791
• The number of decimal digits it has is: 14
• The sum of 19720147323540's digits is 48
• More coming soon!