1990513826

Names of 1990513826

• Cardinal: 1990513826 can be written as One billion, nine hundred ninety million, five hundred thirteen thousand, eight hundred twenty-six.

Scientific notation

• Scientific notation: 1.990513826 × 10⁹

Factors of 1990513826

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 575

Divisors of 1990513826

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 47 71 94 137 142 274 311 329 497 622 658 959 994 1918 2177 3337 4354 6439 6674 9727 12878 14617 19454 22081 23359 29234 42607 44162 45073 46718 68089 85214 90146 102319 136178 154567 204638 298249 309134 457169 596498 914338 1037807 2002529 2075614 3025097 3200183 4005058 6050194 6400366 7264649 14017703 14529298 21175679 28035406 42351358 142179559 284359118 995256913 1990513826
• Sum of all divisors σ(n): 3571236864
• Sum of proper divisors (its aliquot sum) s(n): 1580723038
• 1990513826 is a deficient number, because the sum of its proper divisors (1580723038) is less than itself. Its deficiency is 409790788

Bases of 1990513826

• Binary: 1110110101001001101010010100010₂
• Hexadecimal: 0x76A4D4A2
• Base-36: WX3MAQ

Squares and roots of 1990513826

• 1990513826 squared (1990513826²) is 3962145291497158276
• 1990513826 cubed (1990513826³) is 7886704983345893788088323976
• The square root of 1990513826 is 44615.1748399577
• The cube root of 1990513826 is 1257.9259204871

Scales and comparisons

• 1,990,513,826 seconds is equal to 63 years, 15 weeks, 1 day, 8 hours, 30 minutes, 26 seconds.
• To count from 1 to 1,990,513,826 would take you about one hundred twenty-six 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 1990513826 cubic inches would be around 104.8 feet tall.

Recreational maths with 1990513826

• 1990513826 backwards is 6283150991
• The number of decimal digits it has is: 10
• The sum of 1990513826's digits is 44
• More coming soon!