138246342

Names of 138246342

• Cardinal: 138246342 can be written as One hundred thirty-eight million, two hundred forty-six thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 1.38246342 × 10⁸

Factors of 138246342

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 509

Divisors of 138246342

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 13 26 39 41 78 82 123 139 246 278 311 417 533 622 834 933 1066 1599 1807 1866 3198 3614 4043 5421 5699 8086 10842 11398 12129 12751 17097 24258 25502 34194 38253 43229 74087 76506 86458 129687 148174 165763 222261 259374 331526 444522 497289 561977 994578 1123954 1685931 1772389 3371862 3544778 5317167 10634334 23041057 46082114 69123171 138246342
• Sum of all divisors σ(n): 308206080
• Sum of proper divisors (its aliquot sum) s(n): 169959738
• 138246342 is an abundant number, because the sum of its proper divisors (169959738) is greater than itself. Its abundance is 31713396

Bases of 138246342

• Binary: 1000001111010111100011000110₂
• Hexadecimal: 0x83D78C6
• Base-36: 2AB3K6

Squares and roots of 138246342

• 138246342 squared (138246342²) is 19112051076380964
• 138246342 cubed (138246342³) is 2642171149426830871433688
• The square root of 138246342 is 11757.8204612929
• The cube root of 138246342 is 517.0722325613

Scales and comparisons

• 138,246,342 seconds is equal to 4 years, 20 weeks, 4 days, 1 hour, 45 minutes, 42 seconds.
• To count from 1 to 138,246,342 would take you about 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 138246342 cubic inches would be around 43.1 feet tall.

Recreational maths with 138246342

• 138246342 backwards is 243642831
• The number of decimal digits it has is: 9
• The sum of 138246342's digits is 33
• More coming soon!