138938043153

Names of 138938043153

• Cardinal: 138938043153 can be written as One hundred thirty-eight billion, nine hundred thirty-eight million, forty-three thousand, one hundred fifty-three.

Scientific notation

• Scientific notation: 1.38938043153 × 10¹¹

Factors of 138938043153

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1359

Divisors of 138938043153

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 13 19 21 39 57 79 91 133 237 247 273 399 409 553 741 829 1027 1227 1501 1659 1729 2487 2863 3081 4503 5187 5317 5803 7189 7771 8589 10507 10777 15751 15951 17409 19513 21567 23313 31521 32311 32331 37219 47253 54397 58539 65491 75439 96933 101023 110257 111657 136591 163191 196473 204763 226177 226317 303069 330771 339061 409773 420043 458437 613909 614289 678531 707161 851383 1017183 1244329 1260129 1375311 1433341 1841727 2121483 2373427 2554149 2940301 3732987 4297363 4300023 4407793 5959681 6442159 7120281 7980817 8710303 8820903 12892089 13223379 16176277 17879043 19326477 23942451 26130909 26785819 30854551 45095113 48528831 55865719 80357457 83748067 92563653 113233939 135285339 167597157 187500733 251244201 339701817 348215647 508930561 562502199 586236469 1044646941 1526791683 1758709407 2437509529 3562513927 6616097293 7312528587 10687541781 19848291879 46312681051 138938043153
• Sum of all divisors σ(n): 243927040000
• Sum of proper divisors (its aliquot sum) s(n): 104988996847
• 138938043153 is a deficient number, because the sum of its proper divisors (104988996847) is less than itself. Its deficiency is 33949046306

Bases of 138938043153

• Binary: 10000001011001010110100100101100010001₂
• Hexadecimal: 0x20595A4B11
• Base-36: 1RTS4G7L

Squares and roots of 138938043153

• 138938043153 squared (138938043153²) is 19303779835184890181409
• 138938043153 cubed (138938043153³) is 2682029395756929499758169640342577
• The square root of 138938043153 is 372743.9377816895
• The cube root of 138938043153 is 5179.3317061075

Scales and comparisons

• 138,938,043,153 seconds is equal to 4,417 years, 41 weeks, 4 days, 4 hours, 52 minutes, 33 seconds.
• To count from 1 to 138,938,043,153 would take you about eight thousand, eight hundred thirty-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 138938043153 cubic inches would be around 431.6 feet tall.

Recreational maths with 138938043153

• 138938043153 backwards is 351340839831
• The number of decimal digits it has is: 12
• The sum of 138938043153's digits is 48
• More coming soon!