28255500

Names of 28255500

• Cardinal: 28255500 can be written as Twenty-eight million, two hundred fifty-five thousand, five hundred.

Scientific notation

• Scientific notation: 2.82555 × 10⁷

Factors of 28255500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 53

Divisors of 28255500

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 23 25 26 27 28 30 35 36 39 42 45 46 50 52 54 60 63 65 69 70 75 78 84 90 91 92 100 105 108 115 117 125 126 130 135 138 140 150 156 161 175 180 182 189 195 207 210 225 230 234 250 252 260 270 273 276 299 300 315 322 325 345 350 351 364 375 378 390 414 420 450 455 460 468 483 500 525 540 546 575 585 598 621 630 644 650 675 690 700 702 750 756 780 805 819 828 875 897 900 910 945 966 975 1035 1050 1092 1125 1150 1170 1196 1242 1260 1300 1350 1365 1380 1404 1449 1495 1500 1575 1610 1625 1638 1725 1750 1755 1794 1820 1890 1932 1950 2070 2093 2100 2250 2275 2300 2340 2415 2457 2484 2625 2691 2700 2730 2875 2898 2925 2990 3105 3150 3220 3250 3276 3375 3450 3500 3510 3588 3780 3900 4025 4095 4140 4186 4347 4485 4500 4550 4725 4830 4875 4914 5175 5250 5382 5460 5750 5796 5850 5980 6210 6279 6300 6500 6750 6825 6900 7020 7245 7475 7875 8050 8073 8190 8372 8625 8694 8775 8970 9100 9450 9660 9750 9828 10350 10465 10500 10764 11375 11500 11700 12075 12285 12420 12558 13455 13500 13650 14490 14625 14950 15525 15750 16100 16146 16380 17250 17388 17550 17940 18837 18900 19500 20125 20475 20700 20930 21735 22425 22750 23625 24150 24570 25116 25875 26910 27300 28980 29250 29900 31050 31395 31500 32292 34125 34500 35100 36225 37375 37674 40250 40365 40950 41860 43470 43875 44850 45500 47250 48300 49140 51750 52325 53820 56511 58500 60375 61425 62100 62790 67275 68250 72450 74750 75348 77625 80500 80730 81900 86940 87750 89700 94185 94500 102375 103500 104650 108675 112125 113022 120750 122850 125580 134550 136500 144900 149500 155250 156975 161460 175500 181125 188370 201825 204750 209300 217350 224250 226044 241500 245700 261625 269100 282555 307125 310500 313950 336375 362250 376740 403650 409500 434700 448500 470925 523250 543375 565110 614250 627900 672750 724500 784875 807300 941850 1009125 1046500 1086750 1130220 1228500 1345500 1412775 1569750 1883700 2018250 2173500 2354625 2825550 3139500 4036500 4709250 5651100 7063875 9418500 14127750 28255500
• Sum of all divisors σ(n): 117411840
• Sum of proper divisors (its aliquot sum) s(n): 89156340
• 28255500 is an abundant number, because the sum of its proper divisors (89156340) is greater than itself. Its abundance is 60900840

Bases of 28255500

• Binary: 1101011110010010100001100₂
• Hexadecimal: 0x1AF250C
• Base-36: GTM30

Squares and roots of 28255500

• 28255500 squared (28255500²) is 798373280250000
• 28255500 cubed (28255500³) is 22558436220103875000000
• The square root of 28255500 is 5315.5902776641
• The cube root of 28255500 is 304.5797311171

Scales and comparisons

• 28,255,500 seconds is equal to 46 weeks, 5 days, 45 minutes.
• To count from 1 to 28,255,500 would take you about eighteen 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 28255500 cubic inches would be around 25.4 feet tall.

Recreational maths with 28255500

• 28255500 backwards is 00555282
• 28255500 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28255500's digits is 27
• More coming soon!