30018678680

Names of 30018678680

• Cardinal: 30018678680 can be written as Thirty billion, eighteen million, six hundred seventy-eight thousand, six hundred eighty.

Scientific notation

• Scientific notation: 3.001867868 × 10¹⁰

Factors of 30018678680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18536

Divisors of 30018678680

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1171 1480 2342 4684 5855 9368 11710 17321 23420 34642 43327 46840 69284 86605 86654 138568 173210 173308 216635 346420 346616 433270 640877 692840 866540 1281754 1733080 2563508 3204385 5127016 6408770 12817540 20282891 25635080 40565782 81131564 101414455 162263128 202828910 405657820 750466967 811315640 1500933934 3001867868 3752334835 6003735736 7504669670 15009339340 30018678680
• Sum of all divisors σ(n): 69430733280
• Sum of proper divisors (its aliquot sum) s(n): 39412054600
• 30018678680 is an abundant number, because the sum of its proper divisors (39412054600) is greater than itself. Its abundance is 9393375920

Bases of 30018678680

• Binary: 11011111101010000001010111110011000₂
• Hexadecimal: 0x6FD40AF98
• Base-36: DSGCGPK

Squares and roots of 30018678680

• 30018678680 squared (30018678680²) is 901121069693086542400
• 30018678680 cubed (30018678680³) is 27050463842894651133737796032000
• The square root of 30018678680 is 173258.9930710669
• The cube root of 30018678680 is 3107.8772499579

Scales and comparisons

• 30,018,678,680 seconds is equal to 954 years, 26 weeks, 9 hours, 51 minutes, 20 seconds.
• To count from 1 to 30,018,678,680 would take you about one thousand, nine 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 30018678680 cubic inches would be around 259 feet tall.

Recreational maths with 30018678680

• 30018678680 backwards is 08687681003
• The number of decimal digits it has is: 11
• The sum of 30018678680's digits is 47
• More coming soon!