20438739446625

Names of 20438739446625

• Cardinal: 20438739446625 can be written as Twenty trillion, four hundred thirty-eight billion, seven hundred thirty-nine million, four hundred forty-six thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 2.0438739446625 × 10¹³

Factors of 20438739446625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1252

Divisors of 20438739446625

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 125 135 151 225 243 375 405 453 675 729 755 1093 1125 1215 1359 2025 2187 2265 3279 3375 3645 3775 4077 5465 6075 6561 6795 9837 10125 10935 11325 12231 16395 18225 18875 20385 22801 27325 29511 30375 32805 33975 36693 49185 54675 56625 61155 68403 81975 88533 91125 101925 110079 114005 136625 147555 164025 165043 169875 183465 205209 245925 265599 273375 305775 330237 342015 409875 442665 495129 509625 550395 570025 615627 737775 796797 820125 825215 917325 990711 1026045 1229625 1327995 1485387 1528875 1651185 1710075 1846881 2213325 2390391 2475645 2751975 2850125 3078135 3688875 3983985 4126075 4456161 4586625 4953555 5130225 5540643 6639975 7171173 7426935 8255925 8550375 9234405 11066625 11951955 12378225 13368483 13759875 15390675 16621929 19919925 20630375 22280805 24767775 24921493 25651125 27703215 33199875 35855865 37134675 40105449 41279625 46172025 49865787 59759775 61891125 66842415 74764479 76953375 83109645 99599625 111404025 120316347 123838875 124607465 138516075 149597361 179279325 185673375 200527245 224293437 230860125 249328935 298798875 334212075 360949041 373822395 415548225 557020125 601581735 623037325 672880311 692580375 747986805 896396625 1002636225 1082847123 1121467185 1246644675 1671060375 1804745205 1869111975 2018640933 2077741125 3007908675 3115186625 3364401555 3739934025 5013181125 5414235615 5607335925 6055922799 6233223375 9023726025 9345559875 10093204665 15039543375 16822007775 18167768397 18699670125 27071178075 28036679625 30279613995 45118630125 50466023325 54503305191 84110038875 90838841985 135355890375 151398069975 163509915573 252330116625 272516525955 454194209925 756990349875 817549577865 1362582629775 2270971049625 4087747889325 6812913148875 20438739446625
• Sum of all divisors σ(n): 38549665044072
• Sum of proper divisors (its aliquot sum) s(n): 18110925597447
• 20438739446625 is a deficient number, because the sum of its proper divisors (18110925597447) is less than itself. Its deficiency is 2327813849178

Bases of 20438739446625

• Binary: 100101001011011000011110011011110101101100001₂
• Hexadecimal: 0x1296C3CDEB61
• Base-36: 78TFDR529

Squares and roots of 20438739446625

• 20438739446625 squared (20438739446625²) is 417742070167024811223890625
• 20438739446625 cubed (20438739446625³) is 8538121328037558611476827361792025390625
• The square root of 20438739446625 is 4520922.4110379289
• The cube root of 20438739446625 is 27341.2292123399

Scales and comparisons

• 20,438,739,446,625 seconds is equal to 649,888 years, 36 weeks, 8 hours, 3 minutes, 45 seconds.
• To count from 1 to 20,438,739,446,625 would take you about one million, six hundred twenty-four thousand, seven hundred twenty-one 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 20438739446625 cubic inches would be around 2278.4 feet tall.

Recreational maths with 20438739446625

• 20438739446625 backwards is 52664493783402
• The number of decimal digits it has is: 14
• The sum of 20438739446625's digits is 63
• More coming soon!