18123468491296

Names of 18123468491296

• Cardinal: 18123468491296 can be written as Eighteen trillion, one hundred twenty-three billion, four hundred sixty-eight million, four hundred ninety-one thousand, two hundred ninety-six.

Scientific notation

• Scientific notation: 1.8123468491296 × 10¹³

Factors of 18123468491296

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 279207

Divisors of 18123468491296

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 392 784 1568 50551 101102 202204 228647 353857 404408 457294 707714 808816 914588 1415428 1600529 1617632 1829176 2476999 2830856 3201058 3658352 4953998 5661712 6402116 7316704 9907996 11203703 11323424 12804232 19815992 22407406 25608464 39631984 44814812 51216928 79263968 89629624 179259248 358518496 11558334497 23116668994 46233337988 80908341479 92466675976 161816682958 184933351952 323633365916 369866703904 566358390353 647266731832 1132716780706 1294533463664 2265433561412 2589066927328 4530867122824 9061734245648 18123468491296
• Sum of all divisors σ(n): 41506981782336
• Sum of proper divisors (its aliquot sum) s(n): 23383513291040
• 18123468491296 is an abundant number, because the sum of its proper divisors (23383513291040) is greater than itself. Its abundance is 5260044799744

Bases of 18123468491296

• Binary: 100000111101110110010111001101100101000100000₂
• Hexadecimal: 0x107BB2E6CA20
• Base-36: 6F9T17EHS

Squares and roots of 18123468491296

• 18123468491296 squared (18123468491296²) is 328460110154998910427759616
• 18123468491296 cubed (18123468491296³) is 5952836457041736071882712409784876302336
• The square root of 18123468491296 is 4257166.7211064215
• The cube root of 18123468491296 is 26267.1994873215

Scales and comparisons

• 18,123,468,491,296 seconds is equal to 576,270 years, 12 weeks, 2 days, 19 hours, 8 minutes, 16 seconds.
• To count from 1 to 18,123,468,491,296 would take you about one million, four hundred forty thousand, six hundred seventy-five 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 18123468491296 cubic inches would be around 2188.9 feet tall.

Recreational maths with 18123468491296

• 18123468491296 backwards is 69219486432181
• The number of decimal digits it has is: 14
• The sum of 18123468491296's digits is 64
• More coming soon!