12691412748

Names of 12691412748

• Cardinal: 12691412748 can be written as Twelve billion, six hundred ninety-one million, four hundred twelve thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.2691412748 × 10¹⁰

Factors of 12691412748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5198

Divisors of 12691412748

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 27 28 36 38 42 54 57 63 76 81 84 108 114 126 133 162 171 189 228 243 252 266 324 342 361 378 399 486 513 532 567 684 722 756 798 972 1026 1083 1134 1197 1444 1539 1596 1701 2052 2166 2268 2394 2527 3078 3249 3402 3591 4332 4617 4788 5054 5167 6156 6498 6804 7182 7581 9234 9747 10108 10334 10773 12996 14364 15162 15501 18468 19494 20668 21546 22743 29241 30324 31002 32319 36169 38988 43092 45486 46503 58482 62004 64638 68229 72338 87723 90972 93006 98173 108507 116964 129276 136458 139509 144676 175446 186012 196346 204687 217014 272916 279018 294519 325521 350892 392692 409374 418527 434028 558036 589038 614061 651042 687211 818748 837054 883557 976563 1178076 1228122 1255581 1302084 1374422 1674108 1767114 1865287 1953126 2061633 2456244 2511162 2650671 2748844 2929689 3534228 3730574 3906252 4123266 5022324 5301342 5595861 5859378 6184899 7461148 7952013 8246532 8789067 10602684 11191722 11718756 12369798 13057009 15904026 16787583 17578134 18554697 22383444 23856039 24739596 26114018 31808052 33575166 35156268 37109394 39171027 47712078 50362749 52228036 55664091 67150332 74218788 78342054 95424156 100725498 111328182 117513081 151088247 156684108 166992273 201450996 222656364 235026162 302176494 333984546 352539243 453264741 470052324 604352988 667969092 705078486 906529482 1057617729 1410156972 1813058964 2115235458 3172853187 4230470916 6345706374 12691412748
• Sum of all divisors σ(n): 40136259072
• Sum of proper divisors (its aliquot sum) s(n): 27444846324
• 12691412748 is an abundant number, because the sum of its proper divisors (27444846324) is greater than itself. Its abundance is 14753433576

Bases of 12691412748

• Binary: 1011110100011101111001011100001100₂
• Hexadecimal: 0x2F477970C
• Base-36: 5TW50R0

Squares and roots of 12691412748

• 12691412748 squared (12691412748²) is 161071957540096911504
• 12691412748 cubed (12691412748³) is 2044230695269700663817293452992
• The square root of 12691412748 is 112656.1704834671
• The cube root of 12691412748 is 2332.5805830247

Scales and comparisons

• 12,691,412,748 seconds is equal to 403 years, 28 weeks, 3 days, 8 hours, 25 minutes, 48 seconds.
• To count from 1 to 12,691,412,748 would take you about eight hundred seven 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 12691412748 cubic inches would be around 194.4 feet tall.

Recreational maths with 12691412748

• 12691412748 backwards is 84721419621
• The number of decimal digits it has is: 11
• The sum of 12691412748's digits is 45
• More coming soon!