28005300

Names of 28005300

• Cardinal: 28005300 can be written as Twenty-eight million, five thousand, three hundred.

Scientific notation

• Scientific notation: 2.80053 × 10⁷

Factors of 28005300

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 76

Divisors of 28005300

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 29 30 36 37 45 50 58 60 74 75 87 90 100 111 116 145 148 150 174 180 185 222 225 261 290 300 333 348 370 435 444 450 522 555 580 666 725 740 841 870 900 925 1044 1073 1110 1305 1332 1450 1665 1682 1740 1850 2146 2175 2220 2523 2610 2775 2900 3219 3330 3364 3700 4205 4292 4350 5046 5220 5365 5550 6438 6525 6660 7569 8325 8410 8700 9657 10092 10730 11100 12615 12876 13050 15138 16095 16650 16820 19314 21025 21460 25230 26100 26825 30276 31117 32190 33300 37845 38628 42050 48285 50460 53650 62234 63075 64380 75690 80475 84100 93351 96570 107300 124468 126150 151380 155585 160950 186702 189225 193140 241425 252300 280053 311170 321900 373404 378450 466755 482850 560106 622340 756900 777925 933510 965700 1120212 1400265 1555850 1867020 2333775 2800530 3111700 4667550 5601060 7001325 9335100 14002650 28005300
• Sum of all divisors σ(n): 93369458
• Sum of proper divisors (its aliquot sum) s(n): 65364158
• 28005300 is an abundant number, because the sum of its proper divisors (65364158) is greater than itself. Its abundance is 37358858

Bases of 28005300

• Binary: 1101010110101001110110100₂
• Hexadecimal: 0x1AB53B4
• Base-36: GO910

Squares and roots of 28005300

• 28005300 squared (28005300²) is 784296828090000
• 28005300 cubed (28005300³) is 21964467959708877000000
• The square root of 28005300 is 5292.0034013595
• The cube root of 28005300 is 303.6780554093

Scales and comparisons

• 28,005,300 seconds is equal to 46 weeks, 2 days, 3 hours, 15 minutes.
• To count from 1 to 28,005,300 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 28005300 cubic inches would be around 25.3 feet tall.

Recreational maths with 28005300

• 28005300 backwards is 00350082
• 28005300 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28005300's digits is 18
• More coming soon!