400220205

Names of 400220205

• Cardinal: 400220205 can be written as Four hundred million, two hundred twenty thousand, two hundred five.

Scientific notation

• Scientific notation: 4.00220205 × 10⁸

Factors of 400220205

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 152

Divisors of 400220205

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 11 15 17 21 33 35 51 55 77 85 105 109 119 121 165 187 231 255 289 327 357 363 385 545 561 595 605 763 847 867 935 1155 1199 1309 1445 1635 1785 1815 1853 2023 2057 2289 2541 2805 3179 3597 3815 3927 4235 4335 5559 5995 6069 6171 6545 8393 9265 9537 10115 10285 11445 12705 12971 13189 14399 15895 17985 19635 20383 22253 25179 27795 30345 30855 31501 34969 38913 39567 41965 43197 47685 61149 64855 65945 66759 71995 92323 94503 101915 104907 111265 125895 142681 157505 174845 194565 197835 215985 220507 224213 244783 276969 305745 333795 346511 428043 461615 472515 524535 661521 672639 713405 734349 1039533 1102535 1121065 1223915 1384845 1569491 1732555 2140215 2425577 3307605 3363195 3671745 3811621 4708473 5197665 7276731 7847455 11434863 12127885 19058105 23542365 26681347 36383655 57174315 80044041 133406735 400220205
• Sum of all divisors σ(n): 862350720
• Sum of proper divisors (its aliquot sum) s(n): 462130515
• 400220205 is an abundant number, because the sum of its proper divisors (462130515) is greater than itself. Its abundance is 61910310

Bases of 400220205

• Binary: 10111110110101110000000101101₂
• Hexadecimal: 0x17DAE02D
• Base-36: 6MA3VX

Squares and roots of 400220205

• 400220205 squared (400220205²) is 160176212490242025
• 400220205 cubed (400220205³) is 64105756598968223745115125
• The square root of 400220205 is 20005.5043675485
• The cube root of 400220205 is 736.9414819507

Scales and comparisons

• 400,220,205 seconds is equal to 12 years, 37 weeks, 5 days, 4 hours, 16 minutes, 45 seconds.
• To count from 1 to 400,220,205 would take you about nineteen 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 400220205 cubic inches would be around 61.4 feet tall.

Recreational maths with 400220205

• 400220205 backwards is 502022004
• 400220205 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 400220205's digits is 15
• More coming soon!