28379484

Names of 28379484

• Cardinal: 28379484 can be written as Twenty-eight million, three hundred seventy-nine thousand, four hundred eighty-four.

Scientific notation

• Scientific notation: 2.8379484 × 10⁷

Factors of 28379484

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 152

Divisors of 28379484

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 43 54 63 81 84 86 97 108 126 129 162 172 189 194 243 252 258 291 301 324 378 387 388 486 516 567 582 602 679 756 774 873 903 972 1134 1161 1164 1204 1358 1548 1701 1746 1806 2037 2268 2322 2619 2709 2716 3402 3483 3492 3612 4074 4171 4644 5238 5418 6111 6804 6966 7857 8127 8148 8342 10449 10476 10836 12222 12513 13932 15714 16254 16684 18333 20898 23571 24381 24444 25026 29197 31428 32508 36666 37539 41796 47142 48762 50052 54999 58394 73143 73332 75078 87591 94284 97524 109998 112617 116788 146286 150156 164997 175182 219996 225234 262773 292572 329994 337851 350364 450468 525546 659988 675702 788319 1013553 1051092 1351404 1576638 2027106 2364957 3153276 4054212 4729914 7094871 9459828 14189742 28379484
• Sum of all divisors σ(n): 87895808
• Sum of proper divisors (its aliquot sum) s(n): 59516324
• 28379484 is an abundant number, because the sum of its proper divisors (59516324) is greater than itself. Its abundance is 31136840

Bases of 28379484

• Binary: 1101100010000100101011100₂
• Hexadecimal: 0x1B1095C
• Base-36: GW9R0

Squares and roots of 28379484

• 28379484 squared (28379484²) is 805395112106256
• 28379484 cubed (28379484³) is 22856697697697698451904
• The square root of 28379484 is 5327.2398106337
• The cube root of 28379484 is 305.0245756423

Scales and comparisons

• 28,379,484 seconds is equal to 46 weeks, 6 days, 11 hours, 11 minutes, 24 seconds.
• To count from 1 to 28,379,484 would take you about eighteen 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 28379484 cubic inches would be around 25.4 feet tall.

Recreational maths with 28379484

• 28379484 backwards is 48497382
• The number of decimal digits it has is: 8
• The sum of 28379484's digits is 45
• More coming soon!