521145949785138312

Names of 521145949785138312

• Cardinal: 521145949785138312 can be written as Five hundred twenty-one quadrillion, one hundred forty-five trillion, nine hundred forty-nine billion, seven hundred eighty-five million, one hundred thirty-eight thousand, three hundred twelve.

Scientific notation

• Scientific notation: 5.21145949785138312 × 10¹⁷

Factors of 521145949785138312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1277318504375361

Divisors of 521145949785138312

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 1277318504375339 2554637008750678 3831955513126017 5109274017501356 7663911026252034 10218548035002712 15327822052504068 21714414574380763 30655644105008136 43428829148761526 65143243723142289 86857658297523052 130286487446284578 173715316595046104 260572974892569156 521145949785138312
• Sum of all divisors σ(n): 1379503984725367200
• Sum of proper divisors (its aliquot sum) s(n): 858358034940228888
• 521145949785138312 is an abundant number, because the sum of its proper divisors (858358034940228888) is greater than itself. Its abundance is 337212085155090576

Bases of 521145949785138312

• Binary: 11100111011011110110111101011101101000100111010010010001000₂
• Hexadecimal: 0x73B7B7AED13A488
• Base-36: 3YJETK80E2KO

Squares and roots of 521145949785138312

• 521145949785138312 squared (521145949785138312²) is 271593100977453903023438344970209344
• 521145949785138312 cubed (521145949785138312³) is 141539644563986190747187453010123203913531310634787328
• The square root of 521145949785138312 is 721904391.0277442771
• The cube root of 521145949785138312 is 804735.4298368149

Scales and comparisons

• 521,145,949,785,138,312 seconds is equal to 16,570,829,192 years, 46 weeks, 6 days, 21 hours, 5 minutes, 12 seconds.
• To count from 1 to 521,145,949,785,138,312 would take you about forty-nine billion, seven hundred twelve million, four hundred eighty-seven thousand, five hundred seventy-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 521145949785138312 cubic inches would be around 67061.3 feet tall.

Recreational maths with 521145949785138312

• 521145949785138312 backwards is 213831587949541125
• The number of decimal digits it has is: 18
• The sum of 521145949785138312's digits is 78
• More coming soon!