4145404990

Names of 4145404990

• Cardinal: 4145404990 can be written as Four billion, one hundred forty-five million, four hundred four thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.14540499 × 10⁹

Factors of 4145404990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1165

Divisors of 4145404990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 19 38 95 149 181 190 298 362 745 809 905 1490 1618 1810 2831 3439 4045 5662 6878 8090 14155 15371 17195 26969 28310 30742 34390 53938 76855 120541 134845 146429 153710 241082 269690 292858 512411 602705 732145 1024822 1205410 1464290 2290279 2562055 2782151 4580558 5124110 5564302 11451395 13910755 21817921 22902790 27821510 43635842 109089605 218179210 414540499 829080998 2072702495 4145404990
• Sum of all divisors σ(n): 7960680000
• Sum of proper divisors (its aliquot sum) s(n): 3815275010
• 4145404990 is a deficient number, because the sum of its proper divisors (3815275010) is less than itself. Its deficiency is 330129980

Bases of 4145404990

• Binary: 11110111000101011101110000111110₂
• Hexadecimal: 0xF715DC3E
• Base-36: 1WK2EYM

Squares and roots of 4145404990

• 4145404990 squared (4145404990²) is 17184382531116900100
• 4145404990 cubed (4145404990³) is 71236225094560827947871499000
• The square root of 4145404990 is 64384.8195617567
• The cube root of 4145404990 is 1606.4072491309

Scales and comparisons

• 4,145,404,990 seconds is equal to 131 years, 42 weeks, 1 day, 5 hours, 23 minutes, 10 seconds.
• To count from 1 to 4,145,404,990 would take you about two hundred sixty-three 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 4145404990 cubic inches would be around 133.9 feet tall.

Recreational maths with 4145404990

• 4145404990 backwards is 0994045414
• The number of decimal digits it has is: 10
• The sum of 4145404990's digits is 40
• More coming soon!