142189949354457920

Names of 142189949354457920

• Cardinal: 142189949354457920 can be written as One hundred forty-two quadrillion, one hundred eighty-nine trillion, nine hundred forty-nine billion, three hundred fifty-four million, four hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.4218994935445792 × 10¹⁷

Factors of 142189949354457920

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21079466

Divisors of 142189949354457920

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 160 320 21079459 42158918 84317836 105397295 168635672 210794590 337271344 421589180 674542688 843178360 1349085376 1686356720 3372713440 6745426880 444343591732681 888687183465362 1777374366930724 2221717958663405 3554748733861448 4443435917326810 7109497467722896 8886871834653620 14218994935445792 17773743669307240 28437989870891584 35547487338614480 71094974677228960 142189949354457920
• Sum of all divisors σ(n): 338589832962851442
• Sum of proper divisors (its aliquot sum) s(n): 196399883608393522
• 142189949354457920 is an abundant number, because the sum of its proper divisors (196399883608393522) is greater than itself. Its abundance is 54209934253935602

Bases of 142189949354457920

• Binary: 111111001001010010000000101101101111001110011101101000000₂
• Hexadecimal: 0x1F929016DE73B40
• Base-36: 12W24OYPY14W

Squares and roots of 142189949354457920

• 142189949354457920 squared (142189949354457920²) is 20217981697423308260532577050726400
• 142189949354457920 cubed (142189949354457920³) is 2874793793605977372043141049228552582593814233088000
• The square root of 142189949354457920 is 377080826.0233579153
• The cube root of 142189949354457920 is 521942.8666672533

Scales and comparisons

• 142,189,949,354,457,920 seconds is equal to 4,521,200,567 years, 4 weeks, 1 day, 8 hours, 5 minutes, 20 seconds.
• To count from 1 to 142,189,949,354,457,920 would take you about thirteen billion, five hundred sixty-three million, six hundred one thousand, seven hundred one 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 142189949354457920 cubic inches would be around 43495.2 feet tall.

Recreational maths with 142189949354457920

• 142189949354457920 backwards is 029754453949981241
• The number of decimal digits it has is: 18
• The sum of 142189949354457920's digits is 86
• More coming soon!