28887300

Names of 28887300

• Cardinal: 28887300 can be written as Twenty-eight million, eight hundred eighty-seven thousand, three hundred.

Scientific notation

• Scientific notation: 2.88873 × 10⁷

Factors of 28887300

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 846

Divisors of 28887300

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 25 26 27 30 36 39 45 50 52 54 60 65 75 78 90 100 108 117 130 135 150 156 180 195 225 234 260 270 300 325 351 390 450 468 540 585 650 675 702 780 823 900 975 1170 1300 1350 1404 1646 1755 1950 2340 2469 2700 2925 3292 3510 3900 4115 4938 5850 7020 7407 8230 8775 9876 10699 11700 12345 14814 16460 17550 20575 21398 22221 24690 29628 32097 35100 37035 41150 42796 44442 49380 53495 61725 64194 74070 82300 88884 96291 106990 111105 123450 128388 148140 160485 185175 192582 213980 222210 246900 267475 288873 320970 370350 385164 444420 481455 534950 555525 577746 641940 740700 802425 962910 1069900 1111050 1155492 1444365 1604850 1925820 2222100 2407275 2888730 3209700 4814550 5777460 7221825 9629100 14443650 28887300
• Sum of all divisors σ(n): 100132480
• Sum of proper divisors (its aliquot sum) s(n): 71245180
• 28887300 is an abundant number, because the sum of its proper divisors (71245180) is greater than itself. Its abundance is 42357880

Bases of 28887300

• Binary: 1101110001100100100000100₂
• Hexadecimal: 0x1B8C904
• Base-36: H75L0

Squares and roots of 28887300

• 28887300 squared (28887300²) is 834476101290000
• 28887300 cubed (28887300³) is 24105761480794617000000
• The square root of 28887300 is 5374.6906887745
• The cube root of 28887300 is 306.8331772693

Scales and comparisons

• 28,887,300 seconds is equal to 47 weeks, 5 days, 8 hours, 15 minutes.
• To count from 1 to 28,887,300 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 28887300 cubic inches would be around 25.6 feet tall.

Recreational maths with 28887300

• 28887300 backwards is 00378882
• 28887300 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28887300's digits is 36
• More coming soon!