13661342968

Names of 13661342968

• Cardinal: 13661342968 can be written as Thirteen billion, six hundred sixty-one million, three hundred forty-two thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3661342968 × 10¹⁰

Factors of 13661342968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8321

Divisors of 13661342968

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 29 52 56 58 79 91 104 116 158 182 203 232 316 364 377 406 553 632 728 754 812 1027 1106 1508 1624 2054 2212 2291 2639 3016 4108 4424 4582 5278 7189 8191 8216 9164 10556 14378 16037 16382 18328 21112 28756 29783 32074 32764 57337 57512 59566 64148 65528 106483 114674 119132 128296 208481 212966 229348 237539 238264 416962 425932 458696 475078 647089 745381 833924 851864 950156 1294178 1490762 1662773 1667848 1900312 2588356 2981524 3088007 3325546 4529623 5176712 5963048 6176014 6651092 8412157 9059246 12352028 13302184 16824314 18118492 18765581 21616049 24704056 33648628 36236984 37531162 43232098 58885099 67297256 75062324 86464196 117770198 131359067 150124648 172928392 235540396 243952553 262718134 471080792 487905106 525436268 975810212 1050872536 1707667871 1951620424 3415335742 6830671484 13661342968
• Sum of all divisors σ(n): 33030144000
• Sum of proper divisors (its aliquot sum) s(n): 19368801032
• 13661342968 is an abundant number, because the sum of its proper divisors (19368801032) is greater than itself. Its abundance is 5707458064

Bases of 13661342968

• Binary: 1100101110010001111000110011111000₂
• Hexadecimal: 0x32E478CF8
• Base-36: 69XLZP4

Squares and roots of 13661342968

• 13661342968 squared (13661342968²) is 186632291689323049024
• 13661342968 cubed (13661342968³) is 2549647745671658276464341663232
• The square root of 13661342968 is 116881.7477966513
• The cube root of 13661342968 is 2390.5498153257

Scales and comparisons

• 13,661,342,968 seconds is equal to 434 years, 20 weeks, 1 day, 9 hours, 29 minutes, 28 seconds.
• To count from 1 to 13,661,342,968 would take you about eight hundred sixty-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 13661342968 cubic inches would be around 199.2 feet tall.

Recreational maths with 13661342968

• 13661342968 backwards is 86924316631
• The number of decimal digits it has is: 11
• The sum of 13661342968's digits is 49
• More coming soon!