28805243200

Names of 28805243200

• Cardinal: 28805243200 can be written as Twenty-eight billion, eight hundred five million, two hundred forty-three thousand, two hundred.

Scientific notation

• Scientific notation: 2.88052432 × 10¹⁰

Factors of 28805243200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 119385

Divisors of 28805243200

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 151 160 200 302 320 400 604 755 800 1208 1510 1600 2416 3020 3775 4832 6040 7550 9664 12080 15100 24160 30200 48320 60400 119227 120800 238454 241600 476908 596135 953816 1192270 1907632 2384540 2980675 3815264 4769080 5961350 7630528 9538160 11922700 18003277 19076320 23845400 36006554 38152640 47690800 72013108 90016385 95381600 144026216 180032770 190763200 288052432 360065540 450081925 576104864 720131080 900163850 1152209728 1440262160 1800327700 2880524320 3600655400 5761048640 7201310800 14402621600 28805243200
• Sum of all divisors σ(n): 71348896672
• Sum of proper divisors (its aliquot sum) s(n): 42543653472
• 28805243200 is an abundant number, because the sum of its proper divisors (42543653472) is greater than itself. Its abundance is 13738410272

Bases of 28805243200

• Binary: 11010110100111011010010000101000000₂
• Hexadecimal: 0x6B4ED2140
• Base-36: D8DWBWG

Squares and roots of 28805243200

• 28805243200 squared (28805243200²) is 829742035811146240000
• 28805243200 cubed (28805243200³) is 23900921134803176713965568000000
• The square root of 28805243200 is 169721.0747078865
• The cube root of 28805243200 is 3065.4237328063

Scales and comparisons

• 28,805,243,200 seconds is equal to 915 years, 47 weeks, 5 days, 26 minutes, 40 seconds.
• To count from 1 to 28,805,243,200 would take you about one thousand, eight hundred thirty-one 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 28805243200 cubic inches would be around 255.5 feet tall.

Recreational maths with 28805243200

• 28805243200 backwards is 00234250882
• The number of decimal digits it has is: 11
• The sum of 28805243200's digits is 34
• More coming soon!