28488960

Names of 28488960

• Cardinal: 28488960 can be written as Twenty-eight million, four hundred eighty-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.848896 × 10⁷

Factors of 28488960

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2483

Divisors of 28488960

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 576 640 720 768 960 1152 1280 1440 1920 2304 2473 2880 3840 4946 5760 7419 9892 11520 12365 14838 19784 22257 24730 29676 37095 39568 44514 49460 59352 74190 79136 89028 98920 111285 118704 148380 158272 178056 197840 222570 237408 296760 316544 356112 395680 445140 474816 593520 633088 712224 791360 890280 949632 1187040 1424448 1582720 1780560 1899264 2374080 2848896 3165440 3561120 4748160 5697792 7122240 9496320 14244480 28488960
• Sum of all divisors σ(n): 98608692
• Sum of proper divisors (its aliquot sum) s(n): 70119732
• 28488960 is an abundant number, because the sum of its proper divisors (70119732) is greater than itself. Its abundance is 41630772

Bases of 28488960

• Binary: 1101100101011010100000000₂
• Hexadecimal: 0x1B2B500
• Base-36: GYM80

Squares and roots of 28488960

• 28488960 squared (28488960²) is 811620841881600
• 28488960 cubed (28488960³) is 23122233699531227136000
• The square root of 28488960 is 5337.5050351265
• The cube root of 28488960 is 305.4162908185

Scales and comparisons

• 28,488,960 seconds is equal to 47 weeks, 17 hours, 36 minutes.
• To count from 1 to 28,488,960 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 28488960 cubic inches would be around 25.5 feet tall.

Recreational maths with 28488960

• 28488960 backwards is 06988482
• 28488960 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28488960's digits is 45
• More coming soon!