138018816001

Names of 138018816001

• Cardinal: 138018816001 can be written as One hundred thirty-eight billion, eighteen million, eight hundred sixteen thousand and one.

Scientific notation

• Scientific notation: 1.38018816001 × 10¹¹

Factors of 138018816001

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6878

Divisors of 138018816001

• Number of divisors d(n): 64
• Complete list of divisors:
  1 11 23 31 43 61 253 341 473 671 713 989 1333 1403 1891 2623 6709 7843 10879 14663 15433 20801 28853 30659 43493 60329 73799 81313 154307 207979 288487 337249 409249 478423 663619 894443 1697377 1870199 2287769 3173357 4501739 4783517 6635201 8943097 9412727 12686719 17597707 20572189 52618687 72987211 98374067 103539997 139553909 193574777 205691231 291794537 404747261 545528917 2262603541 3209739907 4452219871 6000818087 12547165091 138018816001
• Sum of all divisors σ(n): 168697774080
• Sum of proper divisors (its aliquot sum) s(n): 30678958079
• 138018816001 is a deficient number, because the sum of its proper divisors (30678958079) is less than itself. Its deficiency is 107339857922

Bases of 138018816001

• Binary: 10000000100010100100000000000000000001₂
• Hexadecimal: 0x2022900001
• Base-36: 1REKU801

Squares and roots of 138018816001

• 138018816001 squared (138018816001²) is 19049193570317893632001
• 138018816001 cubed (138018816001³) is 2629147142349137616273035624448001
• The square root of 138018816001 is 371508.8370429431
• The cube root of 138018816001 is 5167.8841076163

Scales and comparisons

• 138,018,816,001 seconds is equal to 4,388 years, 29 weeks, 5 days, 1 second.
• To count from 1 to 138,018,816,001 would take you about eight thousand, seven hundred seventy-seven 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 138018816001 cubic inches would be around 430.7 feet tall.

Recreational maths with 138018816001

• 138018816001 backwards is 100618810831
• The number of decimal digits it has is: 12
• The sum of 138018816001's digits is 37
• More coming soon!