13987938195

Names of 13987938195

• Cardinal: 13987938195 can be written as Thirteen billion, nine hundred eighty-seven million, nine hundred thirty-eight thousand, one hundred ninety-five.

Scientific notation

• Scientific notation: 1.3987938195 × 10¹⁰

Factors of 13987938195

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 363

Divisors of 13987938195

• Number of divisors d(n): 200
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 81 99 105 121 135 165 189 231 297 315 337 363 385 405 495 567 605 693 847 891 945 1011 1089 1155 1331 1485 1685 1815 2079 2359 2541 2835 3033 3267 3465 3707 3993 4235 4455 5055 5445 6237 6655 7077 7623 9099 9317 9801 10395 11121 11795 11979 12705 14641 15165 16335 18535 19965 21231 22869 25949 27297 27951 31185 33363 35385 35937 38115 40777 43923 45495 46585 49005 55605 59895 63693 68607 73205 77847 83853 100089 102487 106155 107811 114345 122331 129745 131769 136485 139755 166815 179685 191079 203885 219615 233541 251559 285439 300267 307461 318465 343035 366993 389235 395307 419265 448547 500445 512435 539055 611655 658845 700623 754677 856317 922383 955395 1100979 1167705 1185921 1257795 1345641 1427195 1501335 1537305 1834965 1976535 2101869 2242735 2568951 2767149 3139829 3302937 3503115 3773385 4036923 4281585 4611915 4934017 5504895 5929605 6728205 7706853 8301447 9419487 10509345 12110769 12844755 13835745 14802051 15699145 16514685 20184615 23120559 24670085 28258461 34538119 36332307 38534265 41507235 44406153 47097435 60553845 74010255 84775383 103614357 115602795 133218459 141292305 172690595 181661535 222030765 254326149 310843071 399655377 423876915 518071785 666092295 932529213 1271630745 1554215355 1998276885 2797587639 4662646065 13987938195
• Sum of all divisors σ(n): 31615789920
• Sum of proper divisors (its aliquot sum) s(n): 17627851725
• 13987938195 is an abundant number, because the sum of its proper divisors (17627851725) is greater than itself. Its abundance is 3639913530

Bases of 13987938195

• Binary: 1101000001101111101111111110010011₂
• Hexadecimal: 0x341BEFF93
• Base-36: 6FC226R

Squares and roots of 13987938195

• 13987938195 squared (13987938195²) is 195662414947139858025
• 13987938195 cubed (13987938195³) is 2736913767365036526074774764875
• The square root of 13987938195 is 118270.6142496943
• The cube root of 13987938195 is 2409.4499065873

Scales and comparisons

• 13,987,938,195 seconds is equal to 444 years, 40 weeks, 1 day, 10 hours, 23 minutes, 15 seconds.
• To count from 1 to 13,987,938,195 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 13987938195 cubic inches would be around 200.8 feet tall.

Recreational maths with 13987938195

• 13987938195 backwards is 59183978931
• 13987938195 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13987938195's digits is 63
• More coming soon!