13378121757

Names of 13378121757

• Cardinal: 13378121757 can be written as Thirteen billion, three hundred seventy-eight million, one hundred twenty-one thousand, seven hundred fifty-seven.

Scientific notation

• Scientific notation: 1.3378121757 × 10¹⁰

Factors of 13378121757

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 131

Divisors of 13378121757

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 7 9 11 13 21 27 33 39 49 63 77 81 91 97 99 117 143 147 189 231 243 273 291 297 351 429 441 539 567 637 679 693 729 819 873 891 1001 1053 1067 1261 1287 1323 1617 1701 1911 2037 2079 2187 2457 2619 2673 3003 3159 3201 3783 3861 3969 4753 4851 5103 5733 6111 6237 6561 7007 7371 7469 7857 8019 8827 9009 9477 9603 11349 11583 11907 13871 14259 14553 15309 17199 18333 18711 19683 21021 22113 22407 23571 24057 26481 27027 28431 28809 34047 34749 35721 41613 42777 43659 45927 51597 52283 54999 56133 61789 63063 66339 67221 70713 72171 79443 81081 85293 86427 97097 102141 104247 107163 124839 128331 130977 137781 154791 156849 164997 168399 185367 189189 199017 201663 212139 216513 238329 243243 255879 259281 291291 306423 312741 321489 374517 384993 392931 464373 470547 494991 505197 556101 567567 597051 604989 636417 679679 714987 729729 777843 873873 919269 938223 964467 1123551 1154979 1178793 1393119 1411641 1484973 1515591 1668303 1702701 1791153 1814967 1909251 2039037 2144961 2189187 2333529 2621619 2757807 2814669 3370653 3464937 3536379 4179357 4234923 4454919 5004909 5108103 5444901 6117111 6434883 6567561 7000587 7864857 8273421 10111959 10394811 10609137 12538071 12704769 13364757 15014727 15324309 16334703 18351333 19304649 19702683 21001761 23594571 24820263 30335877 31184433 38114307 45044181 45972927 49004109 55053999 57913947 70783713 91007631 93553299 114342921 135132543 137918781 147012327 165161997 173741841 212351139 273022893 343028763 405397629 495485991 637053417 1029086289 1216192887 1486457973 1911160251 4459373919 13378121757
• Sum of all divisors σ(n): 27706738752
• Sum of proper divisors (its aliquot sum) s(n): 14328616995
• 13378121757 is an abundant number, because the sum of its proper divisors (14328616995) is greater than itself. Its abundance is 950495238

Bases of 13378121757

• Binary: 1100011101011001011111000000011101₂
• Hexadecimal: 0x31D65F01D
• Base-36: 658ZKT9

Squares and roots of 13378121757

• 13378121757 squared (13378121757²) is 178974141745116767049
• 13378121757 cubed (13378121757³) is 2394337859620748569763727585093
• The square root of 13378121757 is 115663.8308072147
• The cube root of 13378121757 is 2373.9143629591

Scales and comparisons

• 13,378,121,757 seconds is equal to 425 years, 19 weeks, 6 days, 8 hours, 55 minutes, 57 seconds.
• To count from 1 to 13,378,121,757 would take you about eight hundred fifty 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 13378121757 cubic inches would be around 197.8 feet tall.

Recreational maths with 13378121757

• 13378121757 backwards is 75712187331
• The number of decimal digits it has is: 11
• The sum of 13378121757's digits is 45
• More coming soon!