138123446878263

Names of 138123446878263

• Cardinal: 138123446878263 can be written as One hundred thirty-eight trillion, one hundred twenty-three billion, four hundred forty-six million, eight hundred seventy-eight thousand, two hundred sixty-three.

Scientific notation

• Scientific notation: 1.38123446878263 × 10¹⁴

Factors of 138123446878263

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12207186

Divisors of 138123446878263

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 11 21 33 61 73 77 121 183 219 231 363 427 511 671 803 847 1281 1533 2013 2409 2541 4453 4697 5621 7381 8833 13359 14091 16863 22143 26499 31171 48983 51667 61831 93513 146949 155001 185493 342881 538813 1028643 1616439 3771691 11315073 12207031 36621093 85449217 134277341 256347651 402832023 744628891 891113263 939941387 1477050751 2233886673 2673339789 2819824161 4431152253 5212402237 6237792841 8190917801 9802245893 10339355257 15637206711 18713378523 24572753403 29406737679 31018065771 54357909043 57336424607 68615721251 90100095811 107824704823 163073727129 172009273821 205847163753 270300287433 323474114469 380505363301 597936999473 630700670677 754772933761 1141516089903 1793810998419 1892102012031 2264318801283 4185558996311 6577306994203 12556676988933 19731920982609 46041148959421 138123446878263
• Sum of all divisors σ(n): 238360952144896
• Sum of proper divisors (its aliquot sum) s(n): 100237505266633
• 138123446878263 is a deficient number, because the sum of its proper divisors (100237505266633) is less than itself. Its deficiency is 37885941611630

Bases of 138123446878263

• Binary: 11111011001111101011110111111001000000000110111₂
• Hexadecimal: 0x7D9F5EFC8037
• Base-36: 1CYL1A12D3

Squares and roots of 138123446878263

• 138123446878263 squared (138123446878263²) is 19078086577532340879941897169
• 138123446878263 cubed (138123446878263³) is 2635131077930690650627533415000334807337447
• The square root of 138123446878263 is 11752593.1980249787
• The cube root of 138123446878263 is 51691.8968725267

Scales and comparisons

• 138,123,446,878,263 seconds is equal to 4,391,898 years, 19 weeks, 12 hours, 51 minutes, 3 seconds.
• To count from 1 to 138,123,446,878,263 would take you about ten million, nine hundred seventy-nine thousand, seven hundred forty-five 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 138123446878263 cubic inches would be around 4307.7 feet tall.

Recreational maths with 138123446878263

• 138123446878263 backwards is 362878644321831
• The number of decimal digits it has is: 15
• The sum of 138123446878263's digits is 66
• More coming soon!