142942848640

Names of 142942848640

• Cardinal: 142942848640 can be written as One hundred forty-two billion, nine hundred forty-two million, eight hundred forty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.4294284864 × 10¹¹

Factors of 142942848640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4214177

Divisors of 142942848640

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 265 320 424 530 640 848 1060 1696 2120 3392 4240 6784 8480 16960 33920 4214117 8428234 16856468 21070585 33712936 42141170 67425872 84282340 134851744 168564680 223348201 269703488 337129360 446696402 539406976 674258720 893392804 1116741005 1348517440 1786785608 2233482010 2697034880 3573571216 4466964020 7147142432 8933928040 14294284864 17867856080 28588569728 35735712160 71471424320 142942848640
• Sum of all divisors σ(n): 348170429160
• Sum of proper divisors (its aliquot sum) s(n): 205227580520
• 142942848640 is an abundant number, because the sum of its proper divisors (205227580520) is greater than itself. Its abundance is 62284731880

Bases of 142942848640

• Binary: 10000101001000000011101100011010000000₂
• Hexadecimal: 0x21480EC680
• Base-36: 1TO0HBWG

Squares and roots of 142942848640

• 142942848640 squared (142942848640²) is 20432657977317949849600
• 142942848640 cubed (142942848640³) is 2920702336564648258506483564544000
• The square root of 142942848640 is 378077.8341029793
• The cube root of 142942848640 is 5228.6247889571

Scales and comparisons

• 142,942,848,640 seconds is equal to 4,545 years, 7 weeks, 2 days, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 142,942,848,640 would take you about nine thousand and ninety 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 142942848640 cubic inches would be around 435.7 feet tall.

Recreational maths with 142942848640

• 142942848640 backwards is 046848249241
• The number of decimal digits it has is: 12
• The sum of 142942848640's digits is 52
• More coming soon!