171387657042

Names of 171387657042

• Cardinal: 171387657042 can be written as One hundred seventy-one billion, three hundred eighty-seven million, six hundred fifty-seven thousand and forty-two.

Scientific notation

• Scientific notation: 1.71387657042 × 10¹¹

Factors of 171387657042

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8252

Divisors of 171387657042

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 7 14 21 42 61 122 183 366 427 854 1281 2562 8179 16358 24537 49074 57253 114506 171759 343518 498919 997838 1496757 2993514 3492433 6984866 10477299 20954598 66896041 133792082 200688123 401376246 468272287 936544574 1404816861 2809633722 4080658501 8161317002 12241975503 24483951006 28564609507 57129219014 85693828521 171387657042
• Sum of all divisors σ(n): 398213923392
• Sum of proper divisors (its aliquot sum) s(n): 226826266350
• 171387657042 is an abundant number, because the sum of its proper divisors (226826266350) is greater than itself. Its abundance is 55438609308

Bases of 171387657042

• Binary: 10011111100111100000000001101101010010₂
• Hexadecimal: 0x27E7801B52
• Base-36: 26QFSAJ6

Squares and roots of 171387657042

• 171387657042 squared (171387657042²) is 29373728986346212189764
• 171387657042 cubed (171387657042³) is 5034294589556558915455032254918088
• The square root of 171387657042 is 413989.9238411485
• The cube root of 171387657042 is 5554.6902649933

Scales and comparisons

• 171,387,657,042 seconds is equal to 5,449 years, 31 weeks, 10 hours, 30 minutes, 42 seconds.
• To count from 1 to 171,387,657,042 would take you about ten thousand, eight hundred ninety-nine 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 171387657042 cubic inches would be around 462.9 feet tall.

Recreational maths with 171387657042

• 171387657042 backwards is 240756783171
• The number of decimal digits it has is: 12
• The sum of 171387657042's digits is 51
• More coming soon!