138792318777

Names of 138792318777

• Cardinal: 138792318777 can be written as One hundred thirty-eight billion, seven hundred ninety-two million, three hundred eighteen thousand, seven hundred seventy-seven.

Scientific notation

• Scientific notation: 1.38792318777 × 10¹¹

Factors of 138792318777

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1901

Divisors of 138792318777

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 7 9 19 21 27 57 63 81 133 171 189 361 399 491 513 567 1083 1197 1381 1473 1539 2527 3249 3437 3591 4143 4419 7581 9329 9667 9747 10311 10773 12429 13257 22743 26239 27987 29001 29241 30933 37287 39771 65303 68229 78717 83961 87003 92799 111861 177251 183673 195909 204687 236151 251883 261009 278397 498541 531753 551019 587727 678071 708453 755649 783027 1240757 1495623 1595259 1653057 1763181 2034213 2125359 3489787 3722271 4486869 4746497 4785777 4959171 5289543 6102639 10469361 11166813 12883349 13460607 14239491 14357331 14877513 18307917 31408083 33500439 38650047 40381821 42718473 54923751 90183443 94224249 100501317 115950141 128155419 244783631 270550329 282672747 347850423 384466257 734350893 811650987 1043551269 1713485417 2203052679 2434952961 5140456251 6609158037 7304858883 15421368753 19827474111 46264106259 138792318777
• Sum of all divisors σ(n): 250768786752
• Sum of proper divisors (its aliquot sum) s(n): 111976467975
• 138792318777 is a deficient number, because the sum of its proper divisors (111976467975) is less than itself. Its deficiency is 26815850802

Bases of 138792318777

• Binary: 10000001010000101010101011011100111001₂
• Hexadecimal: 0x2050AAB739
• Base-36: 1RRDD2K9

Squares and roots of 138792318777

• 138792318777 squared (138792318777²) is 19263307751496386775729
• 138792318777 cubed (138792318777³) is 2673599150145141612140666574563433
• The square root of 138792318777 is 372548.4113199249
• The cube root of 138792318777 is 5177.5203018029

Scales and comparisons

• 138,792,318,777 seconds is equal to 4,413 years, 8 weeks, 4 days, 13 hours, 52 minutes, 57 seconds.
• To count from 1 to 138,792,318,777 would take you about eight thousand, eight hundred twenty-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 138792318777 cubic inches would be around 431.5 feet tall.

Recreational maths with 138792318777

• 138792318777 backwards is 777813297831
• 138792318777 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138792318777's digits is 63
• More coming soon!