13746642921

Names of 13746642921

• Cardinal: 13746642921 can be written as Thirteen billion, seven hundred forty-six million, six hundred forty-two thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3746642921 × 10¹⁰

Factors of 13746642921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1131

Divisors of 13746642921

• Number of divisors d(n): 112
• Complete list of divisors:
  1 3 9 11 23 27 33 69 73 81 99 207 219 243 253 297 621 657 729 759 803 891 1021 1679 1863 1971 2277 2409 2673 3063 5037 5589 5913 6831 7227 8019 9189 11231 15111 16767 17739 18469 20493 21681 23483 27567 33693 45333 53217 55407 61479 65043 70449 74533 82701 101079 135999 166221 184437 195129 211347 223599 248103 258313 303237 407997 498663 585387 634041 670797 744309 774939 819863 909711 1223991 1495989 1714259 1902123 2012391 2324817 2459589 2729133 4487967 5142777 5706369 6037173 6974451 7378767 8187399 13463901 15428331 17119107 18111519 18856849 20923353 22136301 46284993 54334557 56570547 62770059 66408903 138854979 169711641 188310177 199226709 416564937 509134923 597680127 1249694811 1527404769 4582214307 13746642921
• Sum of all divisors σ(n): 23806484352
• Sum of proper divisors (its aliquot sum) s(n): 10059841431
• 13746642921 is a deficient number, because the sum of its proper divisors (10059841431) is less than itself. Its deficiency is 3686801490

Bases of 13746642921

• Binary: 1100110011010111010001111111101001₂
• Hexadecimal: 0x3335D1FE9
• Base-36: 6BCE9K9

Squares and roots of 13746642921

• 13746642921 squared (13746642921²) is 188970191597479412241
• 13746642921 cubed (13746642921³) is 2597705746603504043725983395961
• The square root of 13746642921 is 117246.0784887921
• The cube root of 13746642921 is 2395.5149408437

Scales and comparisons

• 13,746,642,921 seconds is equal to 437 years, 5 weeks, 1 day, 15 hours, 55 minutes, 21 seconds.
• To count from 1 to 13,746,642,921 would take you about eight hundred seventy-four 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 13746642921 cubic inches would be around 199.6 feet tall.

Recreational maths with 13746642921

• 13746642921 backwards is 12924664731
• The number of decimal digits it has is: 11
• The sum of 13746642921's digits is 45
• More coming soon!