1445171020

Names of 1445171020

• Cardinal: 1445171020 can be written as One billion, four hundred forty-five million, one hundred seventy-one thousand and twenty.

Scientific notation

• Scientific notation: 1.44517102 × 10⁹

Factors of 1445171020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4478

Divisors of 1445171020

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 17 20 31 34 62 68 85 124 155 170 310 340 527 620 961 1054 1922 2108 2635 3844 4423 4805 5270 8846 9610 10540 16337 17692 19220 22115 32674 44230 65348 75191 81685 88460 137113 150382 163370 274226 300764 326740 375955 548452 685565 751910 1371130 1503820 2330921 2742260 4250503 4661842 8501006 9323684 11654605 17002012 21252515 23309210 42505030 46618420 72258551 85010060 144517102 289034204 361292755 722585510 1445171020
• Sum of all divisors σ(n): 3321132192
• Sum of proper divisors (its aliquot sum) s(n): 1875961172
• 1445171020 is an abundant number, because the sum of its proper divisors (1875961172) is greater than itself. Its abundance is 430790152

Bases of 1445171020

• Binary: 1010110001000111000111101001100₂
• Hexadecimal: 0x56238F4C
• Base-36: NWF13G

Squares and roots of 1445171020

• 1445171020 squared (1445171020²) is 2088519277047840400
• 1445171020 cubed (1445171020³) is 3018267533900890099665208000
• The square root of 1445171020 is 38015.4050353275
• The cube root of 1445171020 is 1130.5933188239

Scales and comparisons

• 1,445,171,020 seconds is equal to 45 years, 49 weeks, 3 days, 12 hours, 23 minutes, 40 seconds.
• To count from 1 to 1,445,171,020 would take you about ninety-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 1445171020 cubic inches would be around 94.2 feet tall.

Recreational maths with 1445171020

• 1445171020 backwards is 0201715441
• The number of decimal digits it has is: 10
• The sum of 1445171020's digits is 25
• More coming soon!