420008982561

Names of 420008982561

• Cardinal: 420008982561 can be written as Four hundred twenty billion, eight million, nine hundred eighty-two thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 4.20008982561 × 10¹¹

Factors of 420008982561

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 137

Divisors of 420008982561

• Number of divisors d(n): 117
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 127 147 189 243 381 441 567 729 889 1143 1323 1701 2187 2667 3429 3969 5103 6223 6561 8001 10287 11907 15309 16129 18669 19683 24003 30861 35721 45927 48387 56007 59049 72009 92583 107163 112903 137781 145161 168021 177147 216027 277749 321489 338709 413343 435483 504063 531441 648081 790321 833247 964467 1016127 1240029 1306449 1512189 1944243 2370963 2499741 2893401 3048381 3720087 3919347 4536567 5832729 7112889 7499223 8680203 9145143 11758041 13609701 17498187 21338667 22497669 26040609 27435429 35274123 40829103 52494561 64016001 67493007 82306287 105822369 122487309 157483683 192048003 246918861 317467107 367461927 472451049 576144009 740756583 952401321 1102385781 1728432027 2222269749 2857203963 3307157343 5185296081 6666809247 8571611889 15555888243 20000427741 46667664729 60001283223 140002994187 420008982561
• Sum of all divisors σ(n): 738688443489
• Sum of proper divisors (its aliquot sum) s(n): 318679460928
• 420008982561 is a deficient number, because the sum of its proper divisors (318679460928) is less than itself. Its deficiency is 101329521633

Bases of 420008982561

• Binary: 110000111001010011111000111100000100001₂
• Hexadecimal: 0x61CA7C7821
• Base-36: 5CY6I529

Squares and roots of 420008982561

• 420008982561 squared (420008982561²) is 176407545431926402118721
• 420008982561 cubed (420008982561³) is 74092753672946791440117361940624481
• 420008982561 is a perfect square number. Its square root is 648081
• The cube root of 420008982561 is 7488.9257751339

Scales and comparisons

• 420,008,982,561 seconds is equal to 13,354 years, 51 weeks, 2 days, 1 hour, 49 minutes, 21 seconds.
• To count from 1 to 420,008,982,561 would take you about twenty-six thousand, seven hundred nine 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 420008982561 cubic inches would be around 624.1 feet tall.

Recreational maths with 420008982561

• 420008982561 backwards is 165289800024
• The number of decimal digits it has is: 12
• The sum of 420008982561's digits is 45
• More coming soon!