13938689655

Names of 13938689655

• Cardinal: 13938689655 can be written as Thirteen billion, nine hundred thirty-eight million, six hundred eighty-nine thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 1.3938689655 × 10¹⁰

Factors of 13938689655

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 565

Divisors of 13938689655

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 9 11 15 19 23 27 33 45 47 55 57 69 95 99 115 135 141 165 171 207 209 235 253 285 297 345 423 437 457 495 513 517 621 627 705 759 855 893 1035 1045 1081 1265 1269 1311 1371 1485 1551 1881 2115 2185 2277 2285 2565 2585 2679 3105 3135 3243 3795 3933 4113 4465 4653 4807 5027 5405 5643 6345 6555 6831 6855 7755 8037 8683 9405 9729 9823 10511 11385 11799 11891 12339 13395 13959 14421 15081 16215 19665 20539 20565 21479 23265 24035 24111 25135 26049 28215 29187 29469 31533 34155 35673 40185 43263 43415 45243 48645 49115 52555 58995 59455 61617 61695 64437 69795 72105 75405 78147 88407 94599 95513 102695 107019 107395 115621 120555 129789 130245 135729 145935 147345 157665 178365 184851 193311 199709 216315 225929 226215 234441 236269 265221 283797 286539 308085 321057 322185 346863 390735 408101 442035 472995 477565 494017 535095 554553 578105 579933 599127 648945 677787 678645 708807 859617 924255 966555 998545 1040589 1129645 1172205 1181345 1224303 1326105 1418985 1432695 1482051 1605285 1734315 1797381 2033361 2040505 2126421 2196799 2470085 2578851 2772765 2899665 2995635 3121767 3388935 3544035 3672909 4298085 4446153 4489111 5202945 5392143 5434187 6100083 6121515 6379263 6590397 7410255 8986905 9386323 10166805 10632105 10983995 11018727 12894255 13338459 13467333 15608835 16302561 18364545 19771191 22230765 22445555 26960715 27170935 28158969 30500415 31896315 32951985 40401999 46931615 48907683 55093635 59313573 66692295 67336665 81512805 84476907 98855955 103249553 121205997 140794845 146723049 202009995 244538415 253430721 296567865 309748659 422384535 516247765 606029985 733615245 929245977 1267153605 1548743295 2787737931 4646229885 13938689655
• Sum of all divisors σ(n): 30390681600
• Sum of proper divisors (its aliquot sum) s(n): 16451991945
• 13938689655 is an abundant number, because the sum of its proper divisors (16451991945) is greater than itself. Its abundance is 2513302290

Bases of 13938689655

• Binary: 1100111110110011111000011001110111₂
• Hexadecimal: 0x33ECF8677
• Base-36: 6EIQHRR

Squares and roots of 13938689655

• 13938689655 squared (13938689655²) is 194287069298404019025
• 13938689655 cubed (13938689655³) is 2708107162929932207994190686375
• The square root of 13938689655 is 118062.2278927515
• The cube root of 13938689655 is 2406.6188621419

Scales and comparisons

• 13,938,689,655 seconds is equal to 443 years, 10 weeks, 5 days, 10 hours, 14 minutes, 15 seconds.
• To count from 1 to 13,938,689,655 would take you about eight hundred eighty-six 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 13938689655 cubic inches would be around 200.6 feet tall.

Recreational maths with 13938689655

• 13938689655 backwards is 55698683931
• The number of decimal digits it has is: 11
• The sum of 13938689655's digits is 63
• More coming soon!