159943742420

Names of 159943742420

• Cardinal: 159943742420 can be written as One hundred fifty-nine billion, nine hundred forty-three million, seven hundred forty-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.5994374242 × 10¹¹

Factors of 159943742420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 103859598

Divisors of 159943742420

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 103859573 207719146 415438292 519297865 727017011 1038595730 1142455303 1454034022 2077191460 2284910606 2908068044 3635085055 4569821212 5712276515 7270170110 7997187121 11424553030 14540340220 15994374242 22849106060 31988748484 39985935605 79971871210 159943742420
• Sum of all divisors σ(n): 418761802368
• Sum of proper divisors (its aliquot sum) s(n): 258818059948
• 159943742420 is an abundant number, because the sum of its proper divisors (258818059948) is greater than itself. Its abundance is 98874317528

Bases of 159943742420

• Binary: 10010100111101011000111101001111010100₂
• Hexadecimal: 0x253D63D3D4
• Base-36: 21H6DHHW

Squares and roots of 159943742420

• 159943742420 squared (159943742420²) is 25582000739315307456400
• 159943742420 cubed (159943742420³) is 4091680936837297102969546980488000
• The square root of 159943742420 is 399929.6718424379
• The cube root of 159943742420 is 5428.1988812421

Scales and comparisons

• 159,943,742,420 seconds is equal to 5,085 years, 37 weeks, 1 day, 17 hours, 20 minutes, 20 seconds.
• To count from 1 to 159,943,742,420 would take you about ten thousand, one hundred seventy-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 159943742420 cubic inches would be around 452.3 feet tall.

Recreational maths with 159943742420

• 159943742420 backwards is 024247349951
• The number of decimal digits it has is: 12
• The sum of 159943742420's digits is 50
• More coming soon!