10405890

Names of 10405890

• Cardinal: 10405890 can be written as Ten million, four hundred five thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.040589 × 10⁷

Factors of 10405890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 501

Divisors of 10405890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 23 30 33 45 46 55 66 69 90 99 110 115 138 165 198 207 230 253 330 345 414 457 495 506 690 759 914 990 1035 1265 1371 1518 2070 2277 2285 2530 2742 3795 4113 4554 4570 5027 6855 7590 8226 10054 10511 11385 13710 15081 20565 21022 22770 25135 30162 31533 41130 45243 50270 52555 63066 75405 90486 94599 105110 115621 150810 157665 189198 226215 231242 315330 346863 452430 472995 578105 693726 945990 1040589 1156210 1734315 2081178 3468630 5202945 10405890
• Sum of all divisors σ(n): 30865536
• Sum of proper divisors (its aliquot sum) s(n): 20459646
• 10405890 is an abundant number, because the sum of its proper divisors (20459646) is greater than itself. Its abundance is 10053756

Bases of 10405890

• Binary: 100111101100100000000010₂
• Hexadecimal: 0x9EC802
• Base-36: 6718I

Squares and roots of 10405890

• 10405890 squared (10405890²) is 108282546692100
• 10405890 cubed (10405890³) is 1126776269797856469000
• The square root of 10405890 is 3225.8161757917
• The cube root of 10405890 is 218.3197759131

Scales and comparisons

• 10,405,890 seconds is equal to 17 weeks, 1 day, 10 hours, 31 minutes, 30 seconds.
• To count from 1 to 10,405,890 would take you about twenty-five 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 10405890 cubic inches would be around 18.2 feet tall.

Recreational maths with 10405890

• 10405890 backwards is 09850401
• The number of decimal digits it has is: 8
• The sum of 10405890's digits is 27
• More coming soon!