21679363328

Names of 21679363328

• Cardinal: 21679363328 can be written as Twenty-one billion, six hundred seventy-nine million, three hundred sixty-three thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1679363328 × 10¹⁰

Factors of 21679363328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1030

Divisors of 21679363328

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 89 112 128 178 181 224 256 356 362 448 623 712 724 751 896 1246 1267 1424 1448 1502 1792 2492 2534 2848 2896 3004 4984 5068 5257 5696 5792 6008 9968 10136 10514 11392 11584 12016 16109 19936 20272 21028 22784 23168 24032 32218 39872 40544 42056 46336 48064 64436 66839 79744 81088 84112 96128 112763 128872 133678 135931 159488 162176 168224 192256 225526 257744 267356 271862 324352 336448 451052 467873 515488 534712 543724 672896 902104 935746 951517 1030976 1069424 1087448 1345792 1804208 1871492 1903034 2061952 2138848 2174896 3608416 3742984 3806068 4123904 4277696 4349792 7216832 7485968 7612136 8555392 8699584 12097859 14433664 14971936 15224272 17110784 17399168 24195718 28867328 29943872 30448544 34798336 48391436 59887744 60897088 84685013 96782872 119775488 121794176 169370026 193565744 243588352 338740052 387131488 677480104 774262976 1354960208 1548525952 2709920416 3097051904 5419840832 10839681664 21679363328
• Sum of all divisors σ(n): 50355002880
• Sum of proper divisors (its aliquot sum) s(n): 28675639552
• 21679363328 is an abundant number, because the sum of its proper divisors (28675639552) is greater than itself. Its abundance is 6996276224

Bases of 21679363328

• Binary: 10100001100001100001101010100000000₂
• Hexadecimal: 0x50C30D500
• Base-36: 9YJBZSW

Squares and roots of 21679363328

• 21679363328 squared (21679363328²) is 469994794307431235584
• 21679363328 cubed (21679363328³) is 10189187908059427886601498263552
• The square root of 21679363328 is 147239.1365364521
• The cube root of 21679363328 is 2788.3599825279

Scales and comparisons

• 21,679,363,328 seconds is equal to 689 years, 17 weeks, 3 days, 13 hours, 22 minutes, 8 seconds.
• To count from 1 to 21,679,363,328 would take you about one thousand, three hundred seventy-eight 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 21679363328 cubic inches would be around 232.4 feet tall.

Recreational maths with 21679363328

• 21679363328 backwards is 82336397612
• The number of decimal digits it has is: 11
• The sum of 21679363328's digits is 50
• More coming soon!