809730090

Names of 809730090

• Cardinal: 809730090 can be written as Eight hundred nine million, seven hundred thirty thousand and ninety.

Scientific notation

• Scientific notation: 8.0973009 × 10⁸

Factors of 809730090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1765

Divisors of 809730090

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 613 1129 1170 1226 1839 2258 3065 3387 3678 5517 5645 6130 6774 7969 9195 10161 11034 11290 14677 15938 16935 18390 20322 23907 27585 29354 33870 39845 44031 47814 50805 55170 71721 73385 79690 88062 101610 119535 132093 143442 146770 220155 239070 264186 358605 440310 660465 692077 717210 1320930 1384154 2076231 3460385 4152462 6228693 6920770 8997001 10381155 12457386 17994002 20762310 26991003 31143465 44985005 53982006 62286930 80973009 89970010 134955015 161946018 269910030 404865045 809730090
• Sum of all divisors σ(n): 2272954320
• Sum of proper divisors (its aliquot sum) s(n): 1463224230
• 809730090 is an abundant number, because the sum of its proper divisors (1463224230) is greater than itself. Its abundance is 653494140

Bases of 809730090

• Binary: 110000010000111000000000101010₂
• Hexadecimal: 0x3043802A
• Base-36: DE3BQI

Squares and roots of 809730090

• 809730090 squared (809730090²) is 655662818651408100
• 809730090 cubed (809730090³) is 530909913156258359439729000
• The square root of 809730090 is 28455.7567110769
• The cube root of 809730090 is 932.0662003913

Scales and comparisons

• 809,730,090 seconds is equal to 25 years, 38 weeks, 5 days, 21 hours, 1 minute, 30 seconds.
• To count from 1 to 809,730,090 would take you about 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 809730090 cubic inches would be around 77.7 feet tall.

Recreational maths with 809730090

• 809730090 backwards is 090037908
• The number of decimal digits it has is: 9
• The sum of 809730090's digits is 36
• More coming soon!