138843669237

Names of 138843669237

• Cardinal: 138843669237 can be written as One hundred thirty-eight billion, eight hundred forty-three million, six hundred sixty-nine thousand, two hundred thirty-seven.

Scientific notation

• Scientific notation: 1.38843669237 × 10¹¹

Factors of 138843669237

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118

Divisors of 138843669237

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 13 17 21 37 39 41 51 91 111 119 123 169 221 259 273 287 357 481 507 533 629 663 697 777 861 1183 1369 1443 1517 1547 1599 1681 1887 2091 2873 3367 3549 3731 4107 4403 4551 4641 4879 5043 6253 6929 8177 8619 9061 9583 10101 10619 11193 11767 13209 14637 17797 18759 19721 20111 20787 21853 23273 24531 25789 27183 28577 28749 31857 35301 43771 48503 53391 56129 57239 59163 60333 62197 63427 65559 69819 77367 85731 106301 117793 124579 131313 138047 145509 152971 162911 168387 171717 180523 186591 190281 200039 231361 256373 284089 302549 318903 335257 353379 371501 373737 392903 414141 435379 458913 488733 541569 600117 694083 729677 744107 769119 808561 824551 852267 907647 954193 1005771 1057349 1114503 1178709 1306137 1619527 1794611 1988623 2117843 2189031 2232321 2301289 2346799 2425683 2473653 2600507 2862579 3172047 3933137 4358341 4829513 4858581 5107739 5383833 5659927 5965869 6353529 6679351 6903867 7040397 7401443 7801521 9485801 10511293 11799411 12404509 13075023 13745537 14488539 15323217 16109023 16979781 20038053 22204329 27531959 28457403 29916757 30508387 31533879 33806591 37213527 39121913 41236611 48327069 66400607 73579051 82595877 86831563 89750271 91525161 96218759 101419773 117365739 161258617 178691981 199201821 209417299 220737153 260494689 273853391 288656277 388917841 483775851 508584869 536075943 628251897 821560173 1128810319 1166753523 1250843867 1525754607 2722424887 3386430957 3560094083 3752531601 6611603297 8167274661 10680282249 19834809891 46281223079 138843669237
• Sum of all divisors σ(n): 255536503488
• Sum of proper divisors (its aliquot sum) s(n): 116692834251
• 138843669237 is a deficient number, because the sum of its proper divisors (116692834251) is less than itself. Its deficiency is 22150834986

Bases of 138843669237

• Binary: 10000001010011101110100100001011110101₂
• Hexadecimal: 0x2053BA42F5
• Base-36: 1RS7XOTX

Squares and roots of 138843669237

• 138843669237 squared (138843669237²) is 19277564487193460162169
• 138843669237 cubed (138843669237³) is 2676567787354826305185729016495053
• The square root of 138843669237 is 372617.3227816979
• The cube root of 138843669237 is 5178.1587503605

Scales and comparisons

• 138,843,669,237 seconds is equal to 4,414 years, 41 weeks, 3 days, 21 hours, 53 minutes, 57 seconds.
• To count from 1 to 138,843,669,237 would take you about eight thousand, eight hundred twenty-nine 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 138843669237 cubic inches would be around 431.5 feet tall.

Recreational maths with 138843669237

• 138843669237 backwards is 732966348831
• The number of decimal digits it has is: 12
• The sum of 138843669237's digits is 60
• More coming soon!