28078050

Names of 28078050

• Cardinal: 28078050 can be written as Twenty-eight million, seventy-eight thousand and fifty.

Scientific notation

• Scientific notation: 2.807805 × 10⁷

Factors of 28078050

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 58

Divisors of 28078050

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 10 11 13 14 15 17 21 22 25 26 30 33 34 35 39 42 50 51 55 65 66 70 75 77 78 85 91 102 105 110 119 121 130 143 150 154 165 170 175 182 187 195 210 221 231 238 242 255 273 275 286 325 330 350 357 363 374 385 390 425 429 442 455 462 510 525 546 550 561 595 605 650 663 714 715 726 770 825 847 850 858 910 935 975 1001 1050 1105 1122 1155 1190 1210 1275 1309 1326 1365 1430 1547 1573 1650 1694 1785 1815 1870 1925 1950 2002 2057 2145 2210 2275 2310 2431 2541 2550 2618 2730 2805 2975 3003 3025 3094 3146 3315 3570 3575 3630 3850 3927 4114 4235 4290 4550 4641 4675 4719 4862 5005 5082 5525 5610 5775 5950 6006 6050 6171 6545 6630 6825 7150 7293 7735 7854 7865 8470 8925 9075 9282 9350 9438 10010 10285 10725 11011 11050 11550 12155 12342 12705 13090 13650 14025 14399 14586 15015 15470 15730 16575 17017 17850 18150 19635 20570 21175 21450 22022 23205 23595 24310 25025 25410 26741 28050 28798 30030 30855 32725 33033 33150 34034 36465 38675 39270 39325 42350 43197 46410 47190 50050 51051 51425 53482 55055 60775 61710 63525 65450 66066 71995 72930 75075 77350 78650 80223 85085 86394 98175 102102 102850 110110 116025 117975 121550 127050 133705 143990 150150 154275 160446 165165 170170 182325 187187 196350 215985 232050 235950 255255 267410 275275 308550 330330 359975 364650 374374 401115 425425 431970 510510 550550 561561 668525 719950 802230 825825 850850 935935 1079925 1123122 1276275 1337050 1651650 1871870 2005575 2159850 2552550 2807805 4011150 4679675 5615610 9359350 14039025 28078050
• Sum of all divisors σ(n): 99743616
• Sum of proper divisors (its aliquot sum) s(n): 71665566
• 28078050 is an abundant number, because the sum of its proper divisors (71665566) is greater than itself. Its abundance is 43587516

Bases of 28078050

• Binary: 1101011000110111111100010₂
• Hexadecimal: 0x1AC6FE2
• Base-36: GPT5U

Squares and roots of 28078050

• 28078050 squared (28078050²) is 788376891802500
• 28078050 cubed (28078050³) is 22136085786875185125000
• The square root of 28078050 is 5298.8725215841
• The cube root of 28078050 is 303.9407851539

Scales and comparisons

• 28,078,050 seconds is equal to 46 weeks, 2 days, 23 hours, 27 minutes, 30 seconds.
• To count from 1 to 28,078,050 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 28078050 cubic inches would be around 25.3 feet tall.

Recreational maths with 28078050

• 28078050 backwards is 05087082
• 28078050 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28078050's digits is 30
• More coming soon!