30808538020

Names of 30808538020

• Cardinal: 30808538020 can be written as Thirty billion, eight hundred eight million, five hundred thirty-eight thousand and twenty.

Scientific notation

• Scientific notation: 3.080853802 × 10¹⁰

Factors of 30808538020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 140946

Divisors of 30808538020

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 13 20 26 29 52 58 65 116 130 145 260 290 377 580 754 841 1508 1682 1885 3364 3770 4205 7540 8410 10933 16820 21866 43732 54665 109330 140897 218660 281794 563588 704485 1408970 1831661 2817940 3663322 4086013 7326644 8172026 9158305 16344052 18316610 20430065 36633220 40860130 53118169 81720260 106236338 118494377 212472676 236988754 265590845 473977508 531181690 592471885 1062363380 1184943770 1540426901 2369887540 3080853802 6161707604 7702134505 15404269010 30808538020
• Sum of all divisors σ(n): 72160628904
• Sum of proper divisors (its aliquot sum) s(n): 41352090884
• 30808538020 is an abundant number, because the sum of its proper divisors (41352090884) is greater than itself. Its abundance is 10543552864

Bases of 30808538020

• Binary: 11100101100010101001111101110100100₂
• Hexadecimal: 0x72C54FBA4
• Base-36: E5ILW2S

Squares and roots of 30808538020

• 30808538020 squared (30808538020²) is 949166014929785520400
• 30808538020 cubed (30808538020³) is 29242417258256184835688885608000
• The square root of 30808538020 is 175523.6110043319
• The cube root of 30808538020 is 3134.9000345439

Scales and comparisons

• 30,808,538,020 seconds is equal to 979 years, 32 weeks, 7 hours, 13 minutes, 40 seconds.
• To count from 1 to 30,808,538,020 would take you about one thousand, nine hundred fifty-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 30808538020 cubic inches would be around 261.2 feet tall.

Recreational maths with 30808538020

• 30808538020 backwards is 02083580803
• The number of decimal digits it has is: 11
• The sum of 30808538020's digits is 37
• More coming soon!