28396800

Names of 28396800

• Cardinal: 28396800 can be written as Twenty-eight million, three hundred ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.83968 × 10⁷

Factors of 28396800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 56

Divisors of 28396800

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 25 29 30 32 34 36 40 45 48 50 51 58 60 64 68 72 75 80 85 87 90 96 100 102 116 120 128 136 144 145 150 153 160 170 174 180 192 200 204 225 232 240 255 256 261 272 288 290 300 306 320 340 348 360 384 400 408 425 435 450 464 480 493 510 522 544 576 580 600 612 640 680 696 720 725 765 768 800 816 850 870 900 928 960 986 1020 1044 1088 1152 1160 1200 1224 1275 1280 1305 1360 1392 1440 1450 1479 1530 1600 1632 1700 1740 1800 1856 1920 1972 2040 2088 2175 2176 2304 2320 2400 2448 2465 2550 2610 2720 2784 2880 2900 2958 3060 3200 3264 3400 3480 3600 3712 3825 3840 3944 4080 4176 4350 4352 4437 4640 4800 4896 4930 5100 5220 5440 5568 5760 5800 5916 6120 6400 6525 6528 6800 6960 7200 7395 7424 7650 7888 8160 8352 8700 8874 9280 9600 9792 9860 10200 10440 10880 11136 11520 11600 11832 12240 12325 13050 13056 13600 13920 14400 14790 15300 15776 16320 16704 17400 17748 18560 19200 19584 19720 20400 20880 21760 22185 22272 23200 23664 24480 24650 26100 27200 27840 28800 29580 30600 31552 32640 33408 34800 35496 36975 37120 39168 39440 40800 41760 44370 46400 47328 48960 49300 52200 54400 55680 57600 59160 61200 63104 65280 66816 69600 70992 73950 78880 81600 83520 88740 92800 94656 97920 98600 104400 108800 110925 111360 118320 122400 126208 139200 141984 147900 157760 163200 167040 177480 185600 189312 195840 197200 208800 221850 236640 244800 278400 283968 295800 315520 326400 334080 354960 378624 394400 417600 443700 473280 489600 556800 567936 591600 631040 709920 788800 835200 887400 946560 979200 1135872 1183200 1419840 1577600 1670400 1774800 1893120 2366400 2839680 3155200 3549600 4732800 5679360 7099200 9465600 14198400 28396800
• Sum of all divisors σ(n): 111203820
• Sum of proper divisors (its aliquot sum) s(n): 82807020
• 28396800 is an abundant number, because the sum of its proper divisors (82807020) is greater than itself. Its abundance is 54410220

Bases of 28396800

• Binary: 1101100010100110100000000₂
• Hexadecimal: 0x1B14D00
• Base-36: GWN40

Squares and roots of 28396800

• 28396800 squared (28396800²) is 806378250240000
• 28396800 cubed (28396800³) is 22898561896415232000000
• The square root of 28396800 is 5328.8647946819
• The cube root of 28396800 is 305.0866008675

Scales and comparisons

• 28,396,800 seconds is equal to 46 weeks, 6 days, 16 hours.
• To count from 1 to 28,396,800 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 28396800 cubic inches would be around 25.4 feet tall.

Recreational maths with 28396800

• 28396800 backwards is 00869382
• 28396800 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28396800's digits is 36
• More coming soon!