28735842816

Names of 28735842816

• Cardinal: 28735842816 can be written as Twenty-eight billion, seven hundred thirty-five million, eight hundred forty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.8735842816 × 10¹⁰

Factors of 28735842816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 6327

Divisors of 28735842816

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1152 1223 1536 2304 2446 3669 4608 4892 5099 7338 9784 10198 11007 14676 15297 19568 20396 22014 29352 30594 39136 40792 44028 45891 58704 61188 78272 81584 88056 91782 117408 122376 156544 163168 176112 183564 234816 244752 313088 326336 352224 367128 469632 489504 626176 652672 704448 734256 939264 979008 1305344 1408896 1468512 1878528 1958016 2610688 2817792 2937024 3916032 5635584 5874048 6236077 7832064 11748096 12472154 18708231 23496192 24944308 37416462 49888616 56124693 74832924 99777232 112249386 149665848 199554464 224498772 299331696 399108928 448997544 598663392 798217856 897995088 1197326784 1596435712 1795990176 2394653568 3192871424 3591980352 4789307136 7183960704 9578614272 14367921408 28735842816
• Sum of all divisors σ(n): 83017677600
• Sum of proper divisors (its aliquot sum) s(n): 54281834784
• 28735842816 is an abundant number, because the sum of its proper divisors (54281834784) is greater than itself. Its abundance is 25545991968

Bases of 28735842816

• Binary: 11010110000110010100010101000000000₂
• Hexadecimal: 0x6B0CA2A00
• Base-36: D78KU80

Squares and roots of 28735842816

• 28735842816 squared (28735842816²) is 825748662345858809856
• 28735842816 cubed (28735842816³) is 23728583766692856588550847594496
• The square root of 28735842816 is 169516.4971794779
• The cube root of 28735842816 is 3062.9599143931

Scales and comparisons

• 28,735,842,816 seconds is equal to 913 years, 36 weeks, 6 days, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 28,735,842,816 would take you about one thousand, eight hundred twenty-seven 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 28735842816 cubic inches would be around 255.2 feet tall.

Recreational maths with 28735842816

• 28735842816 backwards is 61824853782
• The number of decimal digits it has is: 11
• The sum of 28735842816's digits is 54
• More coming soon!