421397118506

Names of 421397118506

• Cardinal: 421397118506 can be written as Four hundred twenty-one billion, three hundred ninety-seven million, one hundred eighteen thousand, five hundred six.

Scientific notation

• Scientific notation: 4.21397118506 × 10¹¹

Factors of 421397118506

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1421

Divisors of 421397118506

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 13 14 26 49 91 98 169 182 338 637 1183 1274 1399 2197 2366 2798 4394 8281 9793 15379 16562 18187 19586 30758 36374 68551 107653 127309 137102 215306 236431 254618 472862 891163 1655017 1782326 1957201 3073603 3310034 3914402 6147206 11585119 13700407 21515221 23170238 25443613 27400814 43030442 50887226 95902849 150606547 178105291 191805698 301213094 330766969 356210582 661533938 1246737037 2315368783 2493474074 4299970597 4630737566 8599941194 16207581481 30099794179 32415162962 60199588358 210698559253 421397118506
• Sum of all divisors σ(n): 797111434980
• Sum of proper divisors (its aliquot sum) s(n): 375714316474
• 421397118506 is a deficient number, because the sum of its proper divisors (375714316474) is less than itself. Its deficiency is 45682802032

Bases of 421397118506

• Binary: 110001000011101001110011011111000101010₂
• Hexadecimal: 0x621D39BE2A
• Base-36: 5DL4YPM2

Squares and roots of 421397118506

• 421397118506 squared (421397118506²) is 177575531485159807672036
• 421397118506 cubed (421397118506³) is 74829817285017821653921122274298216
• The square root of 421397118506 is 649151.0752559839
• The cube root of 421397118506 is 7497.1670397113

Scales and comparisons

• 421,397,118,506 seconds is equal to 13,399 years, 6 weeks, 3 days, 11 hours, 8 minutes, 26 seconds.
• To count from 1 to 421,397,118,506 would take you about twenty-six thousand, seven hundred ninety-eight 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 421397118506 cubic inches would be around 624.8 feet tall.

Recreational maths with 421397118506

• 421397118506 backwards is 605811793124
• The number of decimal digits it has is: 12
• The sum of 421397118506's digits is 47
• More coming soon!