138225276819

Names of 138225276819

• Cardinal: 138225276819 can be written as One hundred thirty-eight billion, two hundred twenty-five million, two hundred seventy-six thousand, eight hundred nineteen.

Scientific notation

• Scientific notation: 1.38225276819 × 10¹¹

Factors of 138225276819

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 316

Divisors of 138225276819

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 21 27 63 81 107 189 199 321 567 597 749 963 1393 1791 2247 2889 4179 5373 6741 8667 11449 12537 16119 20223 21293 34347 37611 60669 63879 80143 103041 112833 149051 191637 240429 309123 447153 574911 721287 927369 1225043 1341459 1724733 2163861 2278351 3675129 4024377 6491583 6835053 8575301 11025387 12073131 15948457 20505159 25725903 33076161 47845371 61515477 77177709 99228483 143536113 184546431 231533127 243783557 430608339 694599381 731350671 1291825017 1706484899 2194052013 5119454697 6582156039 15358364091 19746468117 46075092273 138225276819
• Sum of all divisors σ(n): 239405760000
• Sum of proper divisors (its aliquot sum) s(n): 101180483181
• 138225276819 is a deficient number, because the sum of its proper divisors (101180483181) is less than itself. Its deficiency is 37044793638

Bases of 138225276819

• Binary: 10000000101110110111100101011110010011₂
• Hexadecimal: 0x202EDE5793
• Base-36: 1RHZRE6R

Squares and roots of 138225276819

• 138225276819 squared (138225276819²) is 19106227151689178758761
• 138225276819 cubed (138225276819³) is 2640963537008930637376514046461259
• The square root of 138225276819 is 371786.6011827217
• The cube root of 138225276819 is 5170.4596839811

Scales and comparisons

• 138,225,276,819 seconds is equal to 4,395 years, 7 weeks, 14 hours, 13 minutes, 39 seconds.
• To count from 1 to 138,225,276,819 would take you about eight thousand, seven hundred ninety 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 138225276819 cubic inches would be around 430.9 feet tall.

Recreational maths with 138225276819

• 138225276819 backwards is 918672522831
• The number of decimal digits it has is: 12
• The sum of 138225276819's digits is 54
• More coming soon!