6388212129

Names of 6388212129

• Cardinal: 6388212129 can be written as Six billion, three hundred eighty-eight million, two hundred twelve thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 6.388212129 × 10⁹

Factors of 6388212129

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 271

Divisors of 6388212129

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 13 19 31 39 47 57 61 93 97 141 183 247 291 403 589 611 741 793 893 1159 1209 1261 1457 1767 1833 1843 1891 2379 2679 2867 3007 3477 3783 4371 4559 5529 5673 5917 7657 8601 9021 11609 13677 15067 17751 18941 22971 23959 24583 27683 34827 35929 37271 39091 45201 54473 56823 57133 59267 71877 73749 76921 83049 86621 88877 107787 111813 112423 117273 141329 163419 171399 177801 183427 230763 259863 266631 278099 337269 359879 423987 467077 550281 708149 742729 834297 1079637 1126073 1155401 1401231 1461499 1688663 1837277 2124447 2228187 2384551 2685251 3378219 3466203 3485113 3615287 4384497 5065989 5283881 5511831 7153653 8055753 8621069 10455339 10845861 15851643 21952619 25863207 34908263 45306469 65857857 68690453 104724789 112073897 135919407 163800311 206071359 336221691 491400933 2129404043 6388212129
• Sum of all divisors σ(n): 10452664320
• Sum of proper divisors (its aliquot sum) s(n): 4064452191
• 6388212129 is a deficient number, because the sum of its proper divisors (4064452191) is less than itself. Its deficiency is 2323759938

Bases of 6388212129

• Binary: 101111100110001000110000110100001₂
• Hexadecimal: 0x17CC461A1
• Base-36: 2XNDK0X

Squares and roots of 6388212129

• 6388212129 squared (6388212129²) is 40809254205102712641
• 6388212129 cubed (6388212129³) is 260698172688481402584037822689
• The square root of 6388212129 is 79926.2918506795
• The cube root of 6388212129 is 1855.4949485109

Scales and comparisons

• 6,388,212,129 seconds is equal to 203 years, 6 weeks, 3 days, 15 hours, 22 minutes, 9 seconds.
• To count from 1 to 6,388,212,129 would take you about four hundred six 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 6388212129 cubic inches would be around 154.6 feet tall.

Recreational maths with 6388212129

• 6388212129 backwards is 9212128836
• The number of decimal digits it has is: 10
• The sum of 6388212129's digits is 42
• More coming soon!