28966028

Names of 28966028

• Cardinal: 28966028 can be written as Twenty-eight million, nine hundred sixty-six thousand and twenty-eight.

Scientific notation

• Scientific notation: 2.8966028 × 10⁷

Factors of 28966028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 221

Divisors of 28966028

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 13 14 17 26 28 31 34 52 62 68 91 119 124 151 182 217 221 238 302 364 403 434 442 476 527 604 806 868 884 1054 1057 1547 1612 1963 2108 2114 2567 2821 3094 3689 3926 4228 4681 5134 5642 6188 6851 7378 7852 9362 10268 11284 13702 13741 14756 17969 18724 27404 27482 32767 33371 35938 47957 54964 60853 65534 66742 71876 79577 95914 121706 131068 133484 159154 191828 233597 243412 318308 425971 467194 557039 851942 934388 1034501 1114078 1703884 2069002 2228156 4138004 7241507 14483014 28966028
• Sum of all divisors σ(n): 68640768
• Sum of proper divisors (its aliquot sum) s(n): 39674740
• 28966028 is an abundant number, because the sum of its proper divisors (39674740) is greater than itself. Its abundance is 10708712

Bases of 28966028

• Binary: 1101110011111110010001100₂
• Hexadecimal: 0x1B9FC8C
• Base-36: H8UBW

Squares and roots of 28966028

• 28966028 squared (28966028²) is 839030778096784
• 28966028 cubed (28966028³) is 24303389011213232053952
• The square root of 28966028 is 5382.0096618271
• The cube root of 28966028 is 307.1116670175

Scales and comparisons

• 28,966,028 seconds is equal to 47 weeks, 6 days, 6 hours, 7 minutes, 8 seconds.
• To count from 1 to 28,966,028 would take you about nineteen 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 28966028 cubic inches would be around 25.6 feet tall.

Recreational maths with 28966028

• 28966028 backwards is 82066982
• The number of decimal digits it has is: 8
• The sum of 28966028's digits is 41
• More coming soon!