28993628800

Names of 28993628800

• Cardinal: 28993628800 can be written as Twenty-eight billion, nine hundred ninety-three million, six hundred twenty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 2.89936288 × 10¹⁰

Factors of 28993628800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 171013

Divisors of 28993628800

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 53 64 80 100 106 128 160 200 212 265 320 400 424 530 640 800 848 1060 1325 1600 1696 2120 2650 3200 3392 4240 5300 6784 8480 10600 16960 21200 33920 42400 84800 169600 170953 341906 683812 854765 1367624 1709530 2735248 3419060 4273825 5470496 6838120 8547650 9060509 10940992 13676240 17095300 18121018 21881984 27352480 34190600 36242036 45302545 54704960 68381200 72484072 90605090 109409920 136762400 144968144 181210180 226512725 273524800 289936288 362420360 453025450 547049600 579872576 724840720 906050900 1159745152 1449681440 1812101800 2899362880 3624203600 5798725760 7248407200 14496814400 28993628800
• Sum of all divisors σ(n): 72975133980
• Sum of proper divisors (its aliquot sum) s(n): 43981505180
• 28993628800 is an abundant number, because the sum of its proper divisors (43981505180) is greater than itself. Its abundance is 14987876380

Bases of 28993628800

• Binary: 11011000000001001111010101010000000₂
• Hexadecimal: 0x6C027AA80
• Base-36: DBI235S

Squares and roots of 28993628800

• 28993628800 squared (28993628800²) is 840630510992189440000
• 28993628800 cubed (28993628800³) is 24372928993661860322639872000000
• The square root of 28993628800 is 170275.1561444005
• The cube root of 28993628800 is 3072.0918167363

Scales and comparisons

• 28,993,628,800 seconds is equal to 921 years, 47 weeks, 1 day, 9 hours, 46 minutes, 40 seconds.
• To count from 1 to 28,993,628,800 would take you about one thousand, eight hundred forty-three years!

  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 28993628800 cubic inches would be around 256 feet tall.

Recreational maths with 28993628800

• 28993628800 backwards is 00882639982
• The number of decimal digits it has is: 11
• The sum of 28993628800's digits is 55
• More coming soon!