5321421765

Names of 5321421765

• Cardinal: 5321421765 can be written as Five billion, three hundred twenty-one million, four hundred twenty-one thousand, seven hundred sixty-five.

Scientific notation

• Scientific notation: 5.321421765 × 10⁹

Factors of 5321421765

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 650

Divisors of 5321421765

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 11 15 27 33 45 55 81 99 135 165 243 297 405 495 631 891 1215 1485 1893 2673 3155 4455 5679 6941 9465 13365 17037 20823 28395 34705 51111 62469 85185 104115 153333 187407 255555 312345 398161 562221 766665 937035 1194483 1686663 1990805 2811105 3583449 4379771 5972415 8433315 10750347 13139313 17917245 21898855 32251041 39417939 53751735 65696565 96753123 118253817 161255205 197089695 354761451 483765615 591269085 1064284353 1773807255 5321421765
• Sum of all divisors σ(n): 10451566944
• Sum of proper divisors (its aliquot sum) s(n): 5130145179
• 5321421765 is a deficient number, because the sum of its proper divisors (5130145179) is less than itself. Its deficiency is 191276586

Bases of 5321421765

• Binary: 100111101001011100111001111000101₂
• Hexadecimal: 0x13D2E73C5
• Base-36: 2G08JB9

Squares and roots of 5321421765

• 5321421765 squared (5321421765²) is 28317529601015715225
• 5321421765 cubed (5321421765³) is 150689518349876793105356872125
• The square root of 5321421765 is 72948.0758142393
• The cube root of 5321421765 is 1745.8592457477

Scales and comparisons

• 5,321,421,765 seconds is equal to 169 years, 10 weeks, 4 days, 12 hours, 42 minutes, 45 seconds.
• To count from 1 to 5,321,421,765 would take you about three hundred thirty-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 5321421765 cubic inches would be around 145.5 feet tall.

Recreational maths with 5321421765

• 5321421765 backwards is 5671241235
• The number of decimal digits it has is: 10
• The sum of 5321421765's digits is 36
• More coming soon!