30723539990

Names of 30723539990

• Cardinal: 30723539990 can be written as Thirty billion, seven hundred twenty-three million, five hundred thirty-nine thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 3.072353999 × 10¹⁰

Factors of 30723539990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8326

Divisors of 30723539990

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 11 13 22 26 43 55 61 65 86 110 122 130 143 215 286 305 430 473 559 610 671 715 793 946 1118 1342 1430 1586 2365 2623 2795 3355 3965 4730 5246 5590 6149 6710 7930 8191 8723 12298 13115 16382 17446 26230 28853 30745 34099 40955 43615 57706 61490 68198 81910 87230 90101 106483 144265 170495 180202 212966 288530 340990 352213 375089 450505 499651 532415 704426 750178 901010 999302 1064830 1171313 1761065 1875445 2342626 2498255 3522130 3750890 3874343 4578769 4996510 5496161 5856565 6495463 7748686 9157538 10992322 11713130 12990926 19371715 21484993 22893845 27480805 32477315 38743430 42969986 45787690 50366459 54961610 64954630 71450093 100732918 107424965 142900186 214849930 236334923 251832295 279304909 357250465 472669846 503664590 558609818 714500930 1181674615 1396524545 2363349230 2793049090 3072353999 6144707998 15361769995 30723539990
• Sum of all divisors σ(n): 67579674624
• Sum of proper divisors (its aliquot sum) s(n): 36856134634
• 30723539990 is an abundant number, because the sum of its proper divisors (36856134634) is greater than itself. Its abundance is 6132594644

Bases of 30723539990

• Binary: 11100100111010001000000010000010110₂
• Hexadecimal: 0x727440416
• Base-36: E44036E

Squares and roots of 30723539990

• 30723539990 squared (30723539990²) is 943935909517129200100
• 30723539990 cubed (30723539990³) is 29001052664046540569269061999000
• The square root of 30723539990 is 175281.3167168709
• The cube root of 30723539990 is 3132.0144085949

Scales and comparisons

• 30,723,539,990 seconds is equal to 976 years, 47 weeks, 3 days, 12 hours, 39 minutes, 50 seconds.
• To count from 1 to 30,723,539,990 would take you about one thousand, nine hundred fifty-three 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 30723539990 cubic inches would be around 261 feet tall.

Recreational maths with 30723539990

• 30723539990 backwards is 09993532703
• The number of decimal digits it has is: 11
• The sum of 30723539990's digits is 50
• More coming soon!