1021390141

Names of 1021390141

• Cardinal: 1021390141 can be written as One billion, twenty-one million, three hundred ninety thousand, one hundred forty-one.

Scientific notation

• Scientific notation: 1.021390141 × 10⁹

Factors of 1021390141

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2612291

Divisors of 1021390141

• Number of divisors d(n): 8
• Complete list of divisors:
  1 17 23 391 2612251 44408267 60081773 1021390141
• Sum of all divisors σ(n): 1128492864
• Sum of proper divisors (its aliquot sum) s(n): 107102723
• 1021390141 is a deficient number, because the sum of its proper divisors (107102723) is less than itself. Its deficiency is 914287418

Bases of 1021390141

• Binary: 111100111000010010110100111101₂
• Hexadecimal: 0x3CE12D3D
• Base-36: GW3XOD

Squares and roots of 1021390141

• 1021390141 squared (1021390141²) is 1043237820131999881
• 1021390141 cubed (1021390141³) is 1065552824201155997066573221
• The square root of 1021390141 is 31959.1949366689
• The cube root of 1021390141 is 1007.0798050717

Scales and comparisons

• 1,021,390,141 seconds is equal to 32 years, 24 weeks, 5 days, 15 hours, 29 minutes, 1 second.
• To count from 1 to 1,021,390,141 would take you about sixty-four 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 1021390141 cubic inches would be around 83.9 feet tall.

Recreational maths with 1021390141

• 1021390141 backwards is 1410931201
• The number of decimal digits it has is: 10
• The sum of 1021390141's digits is 22
• More coming soon!