28201030

Names of 28201030

• Cardinal: 28201030 can be written as Twenty-eight million, two hundred one thousand and thirty.

Scientific notation

• Scientific notation: 2.820103 × 10⁷

Factors of 28201030

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 109

Divisors of 28201030

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 11 13 22 26 37 41 55 65 74 82 110 130 143 169 185 205 286 338 370 407 410 451 481 533 715 814 845 902 962 1066 1430 1517 1690 1859 2035 2255 2405 2665 3034 3718 4070 4510 4810 5291 5330 5863 6253 6929 7585 9295 10582 11726 12506 13858 15170 16687 18590 19721 26455 29315 31265 33374 34645 39442 52910 58630 62530 68783 69290 76219 83435 98605 137566 152438 166870 197210 216931 256373 343915 381095 433862 512746 687830 762190 1084655 1281865 2169310 2563730 2820103 5640206 14100515 28201030
• Sum of all divisors σ(n): 63086688
• Sum of proper divisors (its aliquot sum) s(n): 34885658
• 28201030 is an abundant number, because the sum of its proper divisors (34885658) is greater than itself. Its abundance is 6684628

Bases of 28201030

• Binary: 1101011100101000001000110₂
• Hexadecimal: 0x1AE5046
• Base-36: GSG1Y

Squares and roots of 28201030

• 28201030 squared (28201030²) is 795298093060900
• 28201030 cubed (28201030³) is 22428225381353232727000
• The square root of 28201030 is 5310.4641981657
• The cube root of 28201030 is 304.3838857037

Scales and comparisons

• 28,201,030 seconds is equal to 46 weeks, 4 days, 9 hours, 37 minutes, 10 seconds.
• To count from 1 to 28,201,030 would take you about seventeen 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 28201030 cubic inches would be around 25.4 feet tall.

Recreational maths with 28201030

• 28201030 backwards is 03010282
• The number of decimal digits it has is: 8
• The sum of 28201030's digits is 16
• More coming soon!