28338960

Names of 28338960

• Cardinal: 28338960 can be written as Twenty-eight million, three hundred thirty-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.833896 × 10⁷

Factors of 28338960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 347

Divisors of 28338960

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 31 39 40 48 52 60 62 65 78 80 93 104 120 124 130 155 156 186 195 208 240 248 260 293 310 312 372 390 403 465 496 520 586 620 624 744 780 806 879 930 1040 1172 1209 1240 1465 1488 1560 1612 1758 1860 2015 2344 2418 2480 2930 3120 3224 3516 3720 3809 4030 4395 4688 4836 5860 6045 6448 7032 7440 7618 8060 8790 9083 9672 11427 11720 12090 14064 15236 16120 17580 18166 19045 19344 22854 23440 24180 27249 30472 32240 35160 36332 38090 45415 45708 48360 54498 57135 60944 70320 72664 76180 90830 91416 96720 108996 114270 118079 136245 145328 152360 181660 182832 217992 228540 236158 272490 304720 354237 363320 435984 457080 472316 544980 590395 708474 726640 914160 944632 1089960 1180790 1416948 1771185 1889264 2179920 2361580 2833896 3542370 4723160 5667792 7084740 9446320 14169480 28338960
• Sum of all divisors σ(n): 97993728
• Sum of proper divisors (its aliquot sum) s(n): 69654768
• 28338960 is an abundant number, because the sum of its proper divisors (69654768) is greater than itself. Its abundance is 41315808

Bases of 28338960

• Binary: 1101100000110101100010000₂
• Hexadecimal: 0x1B06B10
• Base-36: GVEHC

Squares and roots of 28338960

• 28338960 squared (28338960²) is 803096653881600
• 28338960 cubed (28338960³) is 22758923950484507136000
• The square root of 28338960 is 5323.4349812879
• The cube root of 28338960 is 304.8793216031

Scales and comparisons

• 28,338,960 seconds is equal to 46 weeks, 5 days, 23 hours, 56 minutes.
• To count from 1 to 28,338,960 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 28338960 cubic inches would be around 25.4 feet tall.

Recreational maths with 28338960

• 28338960 backwards is 06983382
• 28338960 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28338960's digits is 39
• More coming soon!