388224947929

Names of 388224947929

• Cardinal: 388224947929 can be written as Three hundred eighty-eight billion, two hundred twenty-four million, nine hundred forty-seven thousand, nine hundred twenty-nine.

Scientific notation

• Scientific notation: 3.88224947929 × 10¹¹

Factors of 388224947929

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 228

Divisors of 388224947929

• Number of divisors d(n): 81
• Complete list of divisors:
  1 7 13 41 49 91 167 169 287 533 637 1169 1183 1681 2009 2171 3731 6847 6929 8183 8281 11767 15197 21853 26117 27889 28223 47929 48503 82369 89011 106379 152971 195223 197561 280727 284089 335503 339521 362557 623077 1070797 1143449 1157143 1366561 1382927 1965089 1988623 2537899 3649451 4361539 4713241 8004143 8100001 13755623 13920361 14864837 17765293 25546157 32992687 46881409 47442863 56029001 56700007 104053859 178823099 193242881 230948809 328169863 332100041 609458317 728377013 1352700167 2297189041 2324700287 4266208219 7922958121 9468901169 29863457533 55460706847 388224947929
• Sum of all divisors σ(n): 504257602941
• Sum of proper divisors (its aliquot sum) s(n): 116032655012
• 388224947929 is a deficient number, because the sum of its proper divisors (116032655012) is less than itself. Its deficiency is 272192292917

Bases of 388224947929

• Binary: 101101001100100000000101001011011011001₂
• Hexadecimal: 0x5A640296D9
• Base-36: 4YCJ3YZD

Squares and roots of 388224947929

• 388224947929 squared (388224947929²) is 150718610194474761389041
• 388224947929 cubed (388224947929³) is 58512724594681212803765141936246089
• 388224947929 is a perfect square number. Its square root is 623077
• The cube root of 388224947929 is 7295.0422829277

Scales and comparisons

• 388,224,947,929 seconds is equal to 12,344 years, 18 weeks, 2 days, 7 hours, 18 minutes, 49 seconds.
• To count from 1 to 388,224,947,929 would take you about twenty-four thousand, six hundred eighty-eight 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 388224947929 cubic inches would be around 607.9 feet tall.

Recreational maths with 388224947929

• 388224947929 backwards is 929749422883
• The number of decimal digits it has is: 12
• The sum of 388224947929's digits is 67
• More coming soon!