21053440715488

Names of 21053440715488

• Cardinal: 21053440715488 can be written as Twenty-one trillion, fifty-three billion, four hundred forty million, seven hundred fifteen thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1053440715488 × 10¹³

Factors of 21053440715488

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 84268

Divisors of 21053440715488

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 32 127 241 254 257 482 508 514 964 1016 1028 1928 2032 2056 3856 4064 4112 7712 8224 30607 32639 61214 61937 65278 83641 122428 123874 130556 167282 244856 247748 261112 334564 489712 495496 522224 669128 979424 990992 1044448 1338256 1981984 2676512 7865999 10622407 15731998 20157481 21244814 21495737 31463996 40314962 42489628 42991474 62927992 80629924 84979256 85982948 125855984 161259848 169958512 171965896 251711968 322519696 339917024 343931792 645039392 687863584 2560000087 2729958599 5120000174 5180472617 5459917198 10240000348 10360945234 10919834396 20480000696 20721890468 21839668792 40960001392 41443780936 43679337584 81920002784 82887561872 87358675168 165775123744 657920022359 1315840044718 2631680089436 5263360178872 10526720357744 21053440715488
• Sum of all divisors σ(n): 42112400698368
• Sum of proper divisors (its aliquot sum) s(n): 21058959982880
• 21053440715488 is an abundant number, because the sum of its proper divisors (21058959982880) is greater than itself. Its abundance is 5519267392

Bases of 21053440715488

• Binary: 100110010010111100010110110101110101011100000₂
• Hexadecimal: 0x1325E2DAEAE0
• Base-36: 7GNTF0NOG

Squares and roots of 21053440715488

• 21053440715488 squared (21053440715488²) is 443247365960567869363078144
• 21053440715488 cubed (21053440715488³) is 9331882141547029379958187634865415094272
• The square root of 21053440715488 is 4588402.8501743393
• The cube root of 21053440715488 is 27612.6249370159

Scales and comparisons

• 21,053,440,715,488 seconds is equal to 669,434 years, 15 weeks, 1 day, 8 hours, 31 minutes, 28 seconds.
• To count from 1 to 21,053,440,715,488 would take you about one million, six hundred seventy-three thousand, five hundred eighty-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 21053440715488 cubic inches would be around 2301.1 feet tall.

Recreational maths with 21053440715488

• 21053440715488 backwards is 88451704435012
• The number of decimal digits it has is: 14
• The sum of 21053440715488's digits is 52
• More coming soon!