13987918672

Names of 13987918672

• Cardinal: 13987918672 can be written as Thirteen billion, nine hundred eighty-seven million, nine hundred eighteen thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3987918672 × 10¹⁰

Factors of 13987918672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 816

Divisors of 13987918672

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 37 49 52 56 74 91 98 104 112 148 182 196 208 259 296 343 364 392 481 518 592 637 686 728 757 784 962 1036 1274 1372 1456 1514 1813 1924 2072 2401 2548 2744 3028 3367 3626 3848 4144 4459 4802 5096 5299 5488 6056 6734 7252 7696 8918 9604 9841 10192 10598 12112 12691 13468 14504 17836 19208 19682 21196 23569 25382 26936 28009 29008 31213 35672 37093 38416 39364 42392 47138 50764 53872 56018 62426 68887 71344 74186 78728 84784 88837 94276 101528 112036 124852 137774 148372 157456 164983 177674 188552 196063 203056 224072 249704 259651 275548 296744 329966 355348 364117 377104 392126 448144 482209 499408 519302 551096 593488 659932 710696 728234 784252 964418 1038604 1102192 1154881 1319864 1372441 1421392 1456468 1568504 1817557 1928836 2077208 2309762 2548819 2639728 2744882 2912936 3137008 3375463 3635114 3857672 4154416 4619524 5097638 5489764 5825872 6750926 7270228 7715344 9239048 9607087 10195276 10979528 13501852 14540456 17841733 18478096 19214174 20390552 21959056 23628241 27003704 29080912 35683466 38428348 40781104 47256482 54007408 67249609 71366932 76856696 94512964 124892131 134499218 142733864 153713392 189025928 249784262 268998436 285467728 378051856 499568524 537996872 874244917 999137048 1075993744 1748489834 1998274096 3496979668 6993959336 13987918672
• Sum of all divisors σ(n): 35015121736
• Sum of proper divisors (its aliquot sum) s(n): 21027203064
• 13987918672 is an abundant number, because the sum of its proper divisors (21027203064) is greater than itself. Its abundance is 7039284392

Bases of 13987918672

• Binary: 1101000001101111101011001101010000₂
• Hexadecimal: 0x341BEB350
• Base-36: 6FC1N4G

Squares and roots of 13987918672

• 13987918672 squared (13987918672²) is 195661868774486243584
• 13987918672 cubed (13987918672³) is 2736902307629049883835773800448
• The square root of 13987918672 is 118270.5317143709
• The cube root of 13987918672 is 2409.4487856283

Scales and comparisons

• 13,987,918,672 seconds is equal to 444 years, 40 weeks, 1 day, 4 hours, 57 minutes, 52 seconds.
• To count from 1 to 13,987,918,672 would take you about eight hundred eighty-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 13987918672 cubic inches would be around 200.8 feet tall.

Recreational maths with 13987918672

• 13987918672 backwards is 27681978931
• The number of decimal digits it has is: 11
• The sum of 13987918672's digits is 61
• More coming soon!