20984208

Names of 20984208

• Cardinal: 20984208 can be written as Twenty million, nine hundred eighty-four thousand, two hundred eight.

Scientific notation

• Scientific notation: 2.0984208 × 10⁷

Factors of 20984208

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 204

Divisors of 20984208

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 42 48 56 57 76 84 112 114 133 152 168 173 228 266 304 336 346 361 399 456 519 532 692 722 798 912 1038 1064 1083 1211 1384 1444 1596 2076 2128 2166 2422 2527 2768 2888 3192 3287 3633 4152 4332 4844 5054 5776 6384 6574 7266 7581 8304 8664 9688 9861 10108 13148 14532 15162 17328 19376 19722 20216 23009 26296 29064 30324 39444 40432 46018 52592 58128 60648 62453 69027 78888 92036 121296 124906 138054 157776 184072 187359 249812 276108 368144 374718 437171 499624 552216 749436 874342 999248 1104432 1311513 1498872 1748684 2623026 2997744 3497368 5246052 6994736 10492104 20984208
• Sum of all divisors σ(n): 65763648
• Sum of proper divisors (its aliquot sum) s(n): 44779440
• 20984208 is an abundant number, because the sum of its proper divisors (44779440) is greater than itself. Its abundance is 23795232

Bases of 20984208

• Binary: 1010000000011000110010000₂
• Hexadecimal: 0x1403190
• Base-36: CHRIO

Squares and roots of 20984208

• 20984208 squared (20984208²) is 440336985387264
• 20984208 cubed (20984208³) is 9240122891459308326912
• The square root of 20984208 is 4580.8523224395
• The cube root of 20984208 is 275.8232432627

Scales and comparisons

• 20,984,208 seconds is equal to 34 weeks, 4 days, 20 hours, 56 minutes, 48 seconds.
• To count from 1 to 20,984,208 would take you about seven hours!

  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 20984208 cubic inches would be around 23 feet tall.

Recreational maths with 20984208

• 20984208 backwards is 80248902
• The number of decimal digits it has is: 8
• The sum of 20984208's digits is 33
• More coming soon!