20495484

Names of 20495484

• Cardinal: 20495484 can be written as Twenty million, four hundred ninety-five thousand, four hundred eighty-four.

Scientific notation

• Scientific notation: 2.0495484 × 10⁷

Factors of 20495484

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 288

Divisors of 20495484

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 9 12 18 23 27 36 37 46 54 69 74 92 108 111 138 148 207 222 223 276 333 414 444 446 621 666 669 828 851 892 999 1242 1332 1338 1702 1998 2007 2484 2553 2676 3404 3996 4014 5106 5129 6021 7659 8028 8251 10212 10258 12042 15318 15387 16502 20516 22977 24084 24753 30636 30774 33004 45954 46161 49506 61548 74259 91908 92322 99012 138483 148518 184644 189773 222777 276966 297036 379546 445554 553932 569319 759092 891108 1138638 1707957 2277276 3415914 5123871 6831828 10247742 20495484
• Sum of all divisors σ(n): 57200640
• Sum of proper divisors (its aliquot sum) s(n): 36705156
• 20495484 is an abundant number, because the sum of its proper divisors (36705156) is greater than itself. Its abundance is 16209672

Bases of 20495484

• Binary: 1001110001011110001111100₂
• Hexadecimal: 0x138BC7C
• Base-36: C7AF0

Squares and roots of 20495484

• 20495484 squared (20495484²) is 420064864394256
• 20495484 cubed (20495484³) is 8609432707154643539904
• The square root of 20495484 is 4527.1938328285
• The cube root of 20495484 is 273.6650853163

Scales and comparisons

• 20,495,484 seconds is equal to 33 weeks, 6 days, 5 hours, 11 minutes, 24 seconds.
• To count from 1 to 20,495,484 would take you about fifty weeks!

  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 20495484 cubic inches would be around 22.8 feet tall.

Recreational maths with 20495484

• 20495484 backwards is 48459402
• 20495484 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20495484's digits is 36
• More coming soon!