489193930449

Names of 489193930449

• Cardinal: 489193930449 can be written as Four hundred eighty-nine billion, one hundred ninety-three million, nine hundred thirty thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 4.89193930449 × 10¹¹

Factors of 489193930449

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 871489

Divisors of 489193930449

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 19 21 49 57 63 67 133 147 171 201 399 441 469 603 931 1197 1273 1407 2793 3283 3819 4221 8379 8911 9849 11457 26733 29547 62377 80199 187131 561393 871393 2614179 6099751 7842537 16556467 18299253 42698257 49669401 54897759 58383331 115895269 128094771 149008203 175149993 347685807 384284313 408683317 525449979 811266883 1043057421 1109283289 1226049951 2433800649 2860783219 3327849867 3678149853 7301401947 7764983023 8582349657 9983549601 23294949069 25747048971 54354881161 69884847207 163064643483 489193930449
• Sum of all divisors σ(n): 878156017440
• Sum of proper divisors (its aliquot sum) s(n): 388962086991
• 489193930449 is a deficient number, because the sum of its proper divisors (388962086991) is less than itself. Its deficiency is 100231843458

Bases of 489193930449

• Binary: 111000111100110001110101111111011010001₂
• Hexadecimal: 0x71E63AFED1
• Base-36: 68QDFOI9

Squares and roots of 489193930449

• 489193930449 squared (489193930449²) is 239310701588141049341601
• 489193930449 cubed (489193930449³) is 117069342708410466334817036836308849
• The square root of 489193930449 is 699423.9990513619
• The cube root of 489193930449 is 7879.4097707883

Scales and comparisons

• 489,193,930,449 seconds is equal to 15,554 years, 44 weeks, 2 days, 18 hours, 54 minutes, 9 seconds.
• To count from 1 to 489,193,930,449 would take you about thirty-one thousand, one 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 489193930449 cubic inches would be around 656.6 feet tall.

Recreational maths with 489193930449

• 489193930449 backwards is 944039391984
• 489193930449 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 489193930449's digits is 63
• More coming soon!