28001304

Names of 28001304

• Cardinal: 28001304 can be written as Twenty-eight million, one thousand, three hundred four.

Scientific notation

• Scientific notation: 2.8001304 × 10⁷

Factors of 28001304

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 522

Divisors of 28001304

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 23 24 36 37 46 69 72 74 92 111 138 148 184 207 222 276 296 333 414 444 457 552 666 828 851 888 914 1332 1371 1656 1702 1828 2553 2664 2742 3404 3656 4113 5106 5484 6808 7659 8226 10212 10511 10968 15318 16452 16909 20424 21022 30636 31533 32904 33818 42044 50727 61272 63066 67636 84088 94599 101454 126132 135272 152181 189198 202908 252264 304362 378396 388907 405816 608724 756792 777814 1166721 1217448 1555628 2333442 3111256 3500163 4666884 7000326 9333768 14000652 28001304
• Sum of all divisors σ(n): 81450720
• Sum of proper divisors (its aliquot sum) s(n): 53449416
• 28001304 is an abundant number, because the sum of its proper divisors (53449416) is greater than itself. Its abundance is 25448112

Bases of 28001304

• Binary: 1101010110100010000011000₂
• Hexadecimal: 0x1AB4418
• Base-36: GO5Y0

Squares and roots of 28001304

• 28001304 squared (28001304²) is 784073025700416
• 28001304 cubed (28001304³) is 21955067150837161342464
• The square root of 28001304 is 5291.6258371129
• The cube root of 28001304 is 303.6636110573

Scales and comparisons

• 28,001,304 seconds is equal to 46 weeks, 2 days, 2 hours, 8 minutes, 24 seconds.
• To count from 1 to 28,001,304 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 28001304 cubic inches would be around 25.3 feet tall.

Recreational maths with 28001304

• 28001304 backwards is 40310082
• 28001304 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28001304's digits is 18
• More coming soon!