28325430

Names of 28325430

• Cardinal: 28325430 can be written as Twenty-eight million, three hundred twenty-five thousand, four hundred thirty.

Scientific notation

• Scientific notation: 2.832543 × 10⁷

Factors of 28325430

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2158

Divisors of 28325430

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 54 63 70 90 98 105 126 135 147 189 210 245 270 294 315 378 441 490 630 735 882 945 1323 1470 1890 2141 2205 2646 4282 4410 6423 6615 10705 12846 13230 14987 19269 21410 29974 32115 38538 44961 57807 64230 74935 89922 96345 104909 115614 134883 149870 192690 209818 224805 269766 289035 314727 404649 449610 524545 578070 629454 674415 809298 944181 1049090 1348830 1573635 1888362 2023245 2832543 3147270 4046490 4720905 5665086 9441810 14162715 28325430
• Sum of all divisors σ(n): 87907680
• Sum of proper divisors (its aliquot sum) s(n): 59582250
• 28325430 is an abundant number, because the sum of its proper divisors (59582250) is greater than itself. Its abundance is 31256820

Bases of 28325430

• Binary: 1101100000011011000110110₂
• Hexadecimal: 0x1B03636
• Base-36: GV41I

Squares and roots of 28325430

• 28325430 squared (28325430²) is 802329984684900
• 28325430 cubed (28325430³) is 22726341818093207007000
• The square root of 28325430 is 5322.1640335487
• The cube root of 28325430 is 304.8307939003

Scales and comparisons

• 28,325,430 seconds is equal to 46 weeks, 5 days, 20 hours, 10 minutes, 30 seconds.
• To count from 1 to 28,325,430 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 28325430 cubic inches would be around 25.4 feet tall.

Recreational maths with 28325430

• 28325430 backwards is 03452382
• 28325430 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28325430's digits is 27
• More coming soon!