28741300

Names of 28741300

• Cardinal: 28741300 can be written as Twenty-eight million, seven hundred forty-one thousand, three hundred.

Scientific notation

• Scientific notation: 2.87413 × 10⁷

Factors of 28741300

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2194

Divisors of 28741300

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 25 28 35 38 50 70 76 95 100 133 140 175 190 266 350 380 475 532 665 700 950 1330 1900 2161 2660 3325 4322 6650 8644 10805 13300 15127 21610 30254 41059 43220 54025 60508 75635 82118 108050 151270 164236 205295 216100 287413 302540 378175 410590 574826 756350 821180 1026475 1149652 1437065 1512700 2052950 2874130 4105900 5748260 7185325 14370650 28741300
• Sum of all divisors σ(n): 75064640
• Sum of proper divisors (its aliquot sum) s(n): 46323340
• 28741300 is an abundant number, because the sum of its proper divisors (46323340) is greater than itself. Its abundance is 17582040

Bases of 28741300

• Binary: 1101101101000111010110100₂
• Hexadecimal: 0x1B68EB4
• Base-36: H40XG

Squares and roots of 28741300

• 28741300 squared (28741300²) is 826062325690000
• 28741300 cubed (28741300³) is 23742105121353997000000
• The square root of 28741300 is 5361.0913068143
• The cube root of 28741300 is 306.3153796275

Scales and comparisons

• 28,741,300 seconds is equal to 47 weeks, 3 days, 15 hours, 41 minutes, 40 seconds.
• To count from 1 to 28,741,300 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 28741300 cubic inches would be around 25.5 feet tall.

Recreational maths with 28741300

• 28741300 backwards is 00314782
• 28741300 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28741300's digits is 25
• More coming soon!