28007676928

Names of 28007676928

• Cardinal: 28007676928 can be written as Twenty-eight billion, seven million, six hundred seventy-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8007676928 × 10¹⁰

Factors of 28007676928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 355231

Divisors of 28007676928

• Number of divisors d(n): 88
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 64 77 88 112 128 154 176 224 256 308 352 448 512 616 704 896 1024 1232 1408 1792 2464 2816 3584 4928 5632 7168 9856 11264 19712 39424 78848 355211 710422 1420844 2486477 2841688 3907321 4972954 5683376 7814642 9945908 11366752 15629284 19891816 22733504 27351247 31258568 39783632 45467008 54702494 62517136 79567264 90934016 109404988 125034272 159134528 181868032 218809976 250068544 318269056 363736064 437619952 500137088 636538112 875239904 1000274176 1273076224 1750479808 2000548352 2546152448 3500959616 4001096704 7001919232 14003838464 28007676928
• Sum of all divisors σ(n): 69803420544
• Sum of proper divisors (its aliquot sum) s(n): 41795743616
• 28007676928 is an abundant number, because the sum of its proper divisors (41795743616) is greater than itself. Its abundance is 13788066688

Bases of 28007676928

• Binary: 11010000101011000110011110000000000₂
• Hexadecimal: 0x685633C00
• Base-36: CV71PTS

Squares and roots of 28007676928

• 28007676928 squared (28007676928²) is 784429966903223517184
• 28007676928 cubed (28007676928³) is 21970061085667216911061328330752
• The square root of 28007676928 is 167354.9429446289
• The cube root of 28007676928 is 3036.8664664557

Scales and comparisons

• 28,007,676,928 seconds is equal to 890 years, 28 weeks, 6 days, 22 hours, 15 minutes, 28 seconds.
• To count from 1 to 28,007,676,928 would take you about one thousand, seven hundred eighty-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 28007676928 cubic inches would be around 253.1 feet tall.

Recreational maths with 28007676928

• 28007676928 backwards is 82967670082
• The number of decimal digits it has is: 11
• The sum of 28007676928's digits is 55
• More coming soon!