1389488328

Names of 1389488328

• Cardinal: 1389488328 can be written as One billion, three hundred eighty-nine million, four hundred eighty-eight thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.389488328 × 10⁹

Factors of 1389488328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 219

Divisors of 1389488328

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 23 24 36 46 69 72 92 138 184 191 207 276 382 414 529 552 573 764 828 1058 1146 1528 1587 1656 1719 2116 2292 3174 3438 4232 4393 4584 4761 6348 6876 8786 9522 12696 13179 13752 17572 19044 26358 35144 36481 38088 39537 52716 72962 79074 101039 105432 109443 145924 158148 202078 218886 291848 303117 316296 328329 404156 437772 606234 656658 808312 839063 875544 909351 1212468 1313316 1678126 1818702 2424936 2517189 2626632 3356252 3637404 5034378 6712504 7274808 7551567 10068756 15103134 19298449 20137512 30206268 38596898 57895347 60412536 77193796 115790694 154387592 173686041 231581388 347372082 463162776 694744164 1389488328
• Sum of all divisors σ(n): 3954632955
• Sum of proper divisors (its aliquot sum) s(n): 2565144627
• 1389488328 is an abundant number, because the sum of its proper divisors (2565144627) is greater than itself. Its abundance is 1175656299

Bases of 1389488328

• Binary: 1010010110100011110100011001000₂
• Hexadecimal: 0x52D1E8C8
• Base-36: MZ9K20

Squares and roots of 1389488328

• 1389488328 squared (1389488328²) is 1930677813648235584
• 1389488328 cubed (1389488328³) is 2682654287192782441762263552
• The square root of 1389488328 is 37275.8410770303
• The cube root of 1389488328 is 1115.8820741003

Scales and comparisons

• 1,389,488,328 seconds is equal to 44 years, 9 weeks, 3 days, 58 minutes, 48 seconds.
• To count from 1 to 1,389,488,328 would take you about 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 1389488328 cubic inches would be around 93 feet tall.

Recreational maths with 1389488328

• 1389488328 backwards is 8238849831
• The number of decimal digits it has is: 10
• The sum of 1389488328's digits is 54
• More coming soon!