142520120720

Names of 142520120720

• Cardinal: 142520120720 can be written as One hundred forty-two billion, five hundred twenty million, one hundred twenty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4252012072 × 10¹¹

Factors of 142520120720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 332397

Divisors of 142520120720

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 5449 10898 21796 27245 43592 54490 87184 108980 217960 326941 435920 653882 1307764 1634705 2615528 3269410 5231056 6538820 13077640 26155280 1781501509 3563003018 7126006036 8907507545 14252012072 17815015090 28504024144 35630030180 71260060360 142520120720
• Sum of all divisors σ(n): 331421105400
• Sum of proper divisors (its aliquot sum) s(n): 188900984680
• 142520120720 is an abundant number, because the sum of its proper divisors (188900984680) is greater than itself. Its abundance is 46380863960

Bases of 142520120720

• Binary: 10000100101110110111000111010110010000₂
• Hexadecimal: 0x212EDC7590
• Base-36: 1TH0SSY8

Squares and roots of 142520120720

• 142520120720 squared (142520120720²) is 20311984810043373318400
• 142520120720 cubed (142520120720³) is 2894866527190187833774394997248000
• The square root of 142520120720 is 377518.3713675403
• The cube root of 142520120720 is 5223.4654586583

Scales and comparisons

• 142,520,120,720 seconds is equal to 4,531 years, 36 weeks, 2 days, 10 hours, 25 minutes, 20 seconds.
• To count from 1 to 142,520,120,720 would take you about nine thousand and sixty-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 142520120720 cubic inches would be around 435.3 feet tall.

Recreational maths with 142520120720

• 142520120720 backwards is 027021025241
• The number of decimal digits it has is: 12
• The sum of 142520120720's digits is 26
• More coming soon!