138105112138357

Names of 138105112138357

• Cardinal: 138105112138357 can be written as One hundred thirty-eight trillion, one hundred five billion, one hundred twelve million, one hundred thirty-eight thousand, three hundred fifty-seven.

Scientific notation

• Scientific notation: 1.38105112138357 × 10¹⁴

Factors of 138105112138357

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 592192

Divisors of 138105112138357

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 13 49 91 169 343 637 1183 4051 4459 8281 28357 52663 57967 198499 368641 588121 684619 1389493 2580487 4116847 4792333 7645573 18063409 28817929 33546331 53519011 99392449 201725503 234824317 374633077 695747143 2382478171 2622431539 4870230001 16677347197 30972216223 34091610007 116741430379 216805513561 402638810899 817190012653 1517638594927 2818471676293 10623470164489 19729301734051 138105112138357
• Sum of all divisors σ(n): 174440749180800
• Sum of proper divisors (its aliquot sum) s(n): 36335637042443
• 138105112138357 is a deficient number, because the sum of its proper divisors (36335637042443) is less than itself. Its deficiency is 101769475095914

Bases of 138105112138357

• Binary: 11111011001101100011010001001101001001001110101₂
• Hexadecimal: 0x7D9B1A269275
• Base-36: 1CYCM1ZYID

Squares and roots of 138105112138357

• 138105112138357 squared (138105112138357²) is 19073021998748161981110659449
• 138105112138357 cubed (138105112138357³) is 2634081841954464874876228954818530797385293
• The square root of 138105112138357 is 11751813.1425902531
• The cube root of 138105112138357 is 51689.6095480487

Scales and comparisons

• 138,105,112,138,357 seconds is equal to 4,391,315 years, 19 weeks, 4 days, 21 hours, 32 minutes, 37 seconds.
• To count from 1 to 138,105,112,138,357 would take you about ten million, nine hundred seventy-eight thousand, two hundred eighty-eight 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 138105112138357 cubic inches would be around 4307.5 feet tall.

Recreational maths with 138105112138357

• 138105112138357 backwards is 753831211501831
• 138105112138357 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138105112138357's digits is 49
• More coming soon!