21222048

Names of 21222048

• Cardinal: 21222048 can be written as Twenty-one million, two hundred twenty-two thousand and forty-eight.

Scientific notation

• Scientific notation: 2.1222048 × 10⁷

Factors of 21222048

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 198

Divisors of 21222048

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 43 48 53 86 96 97 106 129 159 172 194 212 258 291 318 344 388 424 516 582 636 688 776 848 1032 1164 1272 1376 1552 1696 2064 2279 2328 2544 3104 4128 4171 4558 4656 5088 5141 6837 8342 9116 9312 10282 12513 13674 15423 16684 18232 20564 25026 27348 30846 33368 36464 41128 50052 54696 61692 66736 72928 82256 100104 109392 123384 133472 164512 200208 218784 221063 246768 400416 442126 493536 663189 884252 1326378 1768504 2652756 3537008 5305512 7074016 10611024 21222048
• Sum of all divisors σ(n): 58677696
• Sum of proper divisors (its aliquot sum) s(n): 37455648
• 21222048 is an abundant number, because the sum of its proper divisors (37455648) is greater than itself. Its abundance is 16233600

Bases of 21222048

• Binary: 1010000111101001010100000₂
• Hexadecimal: 0x143D2A0
• Base-36: CMV1C

Squares and roots of 21222048

• 21222048 squared (21222048²) is 450375321314304
• 21222048 cubed (21222048³) is 9557886686947582574592
• The square root of 21222048 is 4606.7394109065
• The cube root of 21222048 is 276.8614128609

Scales and comparisons

• 21,222,048 seconds is equal to 35 weeks, 15 hours, 48 seconds.
• To count from 1 to 21,222,048 would take you about four days!

  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 21222048 cubic inches would be around 23.1 feet tall.

Recreational maths with 21222048

• 21222048 backwards is 84022212
• The number of decimal digits it has is: 8
• The sum of 21222048's digits is 21
• More coming soon!