13049781660

Names of 13049781660

• Cardinal: 13049781660 can be written as Thirteen billion, forty-nine million, seven hundred eighty-one thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.304978166 × 10¹⁰

Factors of 13049781660

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 422

Divisors of 13049781660

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 59 60 90 118 177 180 236 295 353 354 531 590 706 708 885 1059 1062 1180 1412 1765 1770 2118 2124 2655 3177 3481 3530 3540 4236 5295 5310 6354 6962 7060 10443 10590 10620 12708 13924 15885 17405 20827 20886 21180 31329 31770 34810 41654 41772 52215 62481 62658 63540 69620 83308 104135 104430 124962 125316 156645 187443 205379 208270 208860 249924 312405 313290 374886 410758 416540 616137 624810 626580 749772 821516 937215 1026895 1228793 1232274 1249620 1848411 1874430 2053790 2457586 2464548 3080685 3686379 3696822 3748860 4107580 4915172 6143965 6161370 7372758 7393644 9242055 11059137 12287930 12322740 14745516 18431895 18484110 22118274 24575860 36863790 36968220 44236548 55295685 72498787 73727580 110591370 144997574 217496361 221182740 289995148 362493935 434992722 652489083 724987870 869985444 1087481805 1304978166 1449975740 2174963610 2609956332 3262445415 4349927220 6524890830 13049781660
• Sum of all divisors σ(n): 40380893280
• Sum of proper divisors (its aliquot sum) s(n): 27331111620
• 13049781660 is an abundant number, because the sum of its proper divisors (27331111620) is greater than itself. Its abundance is 14281329960

Bases of 13049781660

• Binary: 1100001001110100111101110110011100₂
• Hexadecimal: 0x309D3DD9C
• Base-36: 5ZTI3Z0

Squares and roots of 13049781660

• 13049781660 squared (13049781660²) is 170296801373672355600
• 13049781660 cubed (13049781660³) is 2222336075322812312957878296000
• The square root of 13049781660 is 114235.6409357429
• The cube root of 13049781660 is 2354.3322325401

Scales and comparisons

• 13,049,781,660 seconds is equal to 414 years, 49 weeks, 3 hours, 21 minutes.
• To count from 1 to 13,049,781,660 would take you about eight hundred twenty-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 13049781660 cubic inches would be around 196.2 feet tall.

Recreational maths with 13049781660

• 13049781660 backwards is 06618794031
• 13049781660 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13049781660's digits is 45
• More coming soon!