142394115840

Names of 142394115840

• Cardinal: 142394115840 can be written as One hundred forty-two billion, three hundred ninety-four million, one hundred fifteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.4239411584 × 10¹¹

Factors of 142394115840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 37081811

Divisors of 142394115840

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 768 960 1280 1920 3840 37081801 74163602 111245403 148327204 185409005 222490806 296654408 370818010 444981612 556227015 593308816 741636020 889963224 1112454030 1186617632 1483272040 1779926448 2224908060 2373235264 2966544080 3559852896 4449816120 4746470528 5933088160 7119705792 8899632240 9492941056 11866176320 14239411584 17799264480 23732352640 28478823168 35598528960 47464705280 71197057920 142394115840
• Sum of all divisors σ(n): 454771219728
• Sum of proper divisors (its aliquot sum) s(n): 312377103888
• 142394115840 is an abundant number, because the sum of its proper divisors (312377103888) is greater than itself. Its abundance is 169982988048

Bases of 142394115840

• Binary: 10000100100111010110011100011100000000₂
• Hexadecimal: 0x212759C700
• Base-36: 1TEXS2YO

Squares and roots of 142394115840

• 142394115840 squared (142394115840²) is 20276084225855338905600
• 142394115840 cubed (142394115840³) is 2887195086038041851206465224704000
• The square root of 142394115840 is 377351.4487053151
• The cube root of 142394115840 is 5221.9256147847

Scales and comparisons

• 142,394,115,840 seconds is equal to 4,527 years, 36 weeks, 1 hour, 4 minutes.
• To count from 1 to 142,394,115,840 would take you about nine thousand and fifty-five 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 142394115840 cubic inches would be around 435.2 feet tall.

Recreational maths with 142394115840

• 142394115840 backwards is 048511493241
• The number of decimal digits it has is: 12
• The sum of 142394115840's digits is 42
• More coming soon!