138594357909

Names of 138594357909

• Cardinal: 138594357909 can be written as One hundred thirty-eight billion, five hundred ninety-four million, three hundred fifty-seven thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.38594357909 × 10¹¹

Factors of 138594357909

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 545

Divisors of 138594357909

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 9 21 27 31 37 63 93 111 189 217 259 279 333 467 651 777 837 999 1147 1369 1401 1953 2331 3269 3441 4107 4203 5859 6993 8029 9583 9807 10323 12321 12609 14477 17279 24087 28749 29421 30969 36963 42439 43431 50653 51837 72261 86247 88263 101339 120953 127317 130293 151959 155511 216783 258741 297073 304017 354571 362859 381951 390879 455877 466533 535649 639323 891219 912051 1063713 1088577 1145853 1367631 1570243 1606947 1917969 2673657 2736153 3191139 3265731 3749543 4475261 4710729 4820841 5753907 8020971 9573417 10991701 11248629 13425783 14132187 14462523 17261721 19819013 23654951 32975103 33745887 40277349 42396561 59457039 70964853 98925309 101237661 120832047 138733091 165584657 178371117 212894559 296775927 416199273 496753971 535113351 638683677 733303481 1248597819 1490261913 2199910443 3745793457 4470785739 5133124367 6599731329 15399373101 19799193987 46198119303 138594357909
• Sum of all divisors σ(n): 249488179200
• Sum of proper divisors (its aliquot sum) s(n): 110893821291
• 138594357909 is a deficient number, because the sum of its proper divisors (110893821291) is less than itself. Its deficiency is 27700536618

Bases of 138594357909

• Binary: 10000001000100110111100001001010010101₂
• Hexadecimal: 0x2044DE1295
• Base-36: 1RO3I2Z9

Squares and roots of 138594357909

• 138594357909 squared (138594357909²) is 19208396044207990852281
• 138594357909 cubed (138594357909³) is 2662175316208782070618830863040429
• The square root of 138594357909 is 372282.6317584531
• The cube root of 138594357909 is 5175.0575476061

Scales and comparisons

• 138,594,357,909 seconds is equal to 4,406 years, 45 weeks, 2 days, 8 hours, 45 minutes, 9 seconds.
• To count from 1 to 138,594,357,909 would take you about eight thousand, eight hundred thirteen 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 138594357909 cubic inches would be around 431.3 feet tall.

Recreational maths with 138594357909

• 138594357909 backwards is 909753495831
• 138594357909 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138594357909's digits is 63
• More coming soon!