813138633512197800

Names of 813138633512197800

• Cardinal: 813138633512197800 can be written as Eight hundred thirteen quadrillion, one hundred thirty-eight trillion, six hundred thirty-three billion, five hundred twelve million, one hundred ninety-seven thousand, eight hundred.

Scientific notation

• Scientific notation: 8.131386335121978 × 10¹⁷

Factors of 813138633512197800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1355231055853673

Divisors of 813138633512197800

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 1355231055853663 2710462111707326 4065693167560989 5420924223414652 6776155279268315 8131386335121978 10841848446829304 13552310558536630 16262772670243956 20328465837804945 27104621117073260 32525545340487912 33880776396341575 40656931675609890 54209242234146520 67761552792683150 81313863351219780 101642329189024725 135523105585366300 162627726702439560 203284658378049450 271046211170732600 406569316756098900 813138633512197800
• Sum of all divisors σ(n): 2520729763887815040
• Sum of proper divisors (its aliquot sum) s(n): 1707591130375617240
• 813138633512197800 is an abundant number, because the sum of its proper divisors (1707591130375617240) is greater than itself. Its abundance is 894452496863419440

Bases of 813138633512197800

• Binary: 101101001000110110010100011101101011101001000001111010101000₂
• Hexadecimal: 0xB48D9476BA41EA8
• Base-36: 66EHL7B3SSKO

Squares and roots of 813138633512197800

• 813138633512197800 squared (813138633512197800²) is 661194437310084327097561386324840000
• 813138633512197800 cubed (813138633512197800³) is 537642741240188503013299033463616618984253133352000000
• The square root of 813138633512197800 is 901741999.4167942713
• The cube root of 813138633512197800 is 933372.2079163623

Scales and comparisons

• 813,138,633,512,197,800 seconds is equal to 25,855,293,342 years, 39 weeks, 13 hours, 10 minutes.
• To count from 1 to 813,138,633,512,197,800 would take you about seventy-seven billion, five hundred sixty-five million, eight hundred eighty thousand and twenty-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 813138633512197800 cubic inches would be around 77781 feet tall.

Recreational maths with 813138633512197800

• 813138633512197800 backwards is 008791215336831318
• The number of decimal digits it has is: 18
• The sum of 813138633512197800's digits is 69
• More coming soon!