20123960

Names of 20123960

• Cardinal: 20123960 can be written as Twenty million, one hundred twenty-three thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.012396 × 10⁷

Factors of 20123960

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 16267

Divisors of 20123960

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 16229 32458 64916 81145 129832 162290 324580 503099 649160 1006198 2012396 2515495 4024792 5030990 10061980 20123960
• Sum of all divisors σ(n): 46742400
• Sum of proper divisors (its aliquot sum) s(n): 26618440
• 20123960 is an abundant number, because the sum of its proper divisors (26618440) is greater than itself. Its abundance is 6494480

Bases of 20123960

• Binary: 1001100110001000100111000₂
• Hexadecimal: 0x1331138
• Base-36: BZBQW

Squares and roots of 20123960

• 20123960 squared (20123960²) is 404973766081600
• 20123960 cubed (20123960³) is 8149675869675475136000
• The square root of 20123960 is 4485.9736958659
• The cube root of 20123960 is 272.0014057021

Scales and comparisons

• 20,123,960 seconds is equal to 33 weeks, 1 day, 21 hours, 59 minutes, 20 seconds.
• To count from 1 to 20,123,960 would take you about forty-nine weeks!

  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 20123960 cubic inches would be around 22.7 feet tall.

Recreational maths with 20123960

• 20123960 backwards is 06932102
• The number of decimal digits it has is: 8
• The sum of 20123960's digits is 23
• More coming soon!