138001818745
138,001,818,745 is an odd composite number composed of six prime numbers multiplied together.
138001818745 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138001818745:
5 × 7 × 29 × 37 × 83 × 44273
See below for interesting mathematical facts about the number 138001818745 from the Numbermatics database.
Names of 138001818745
- Cardinal: 138001818745 can be written as One hundred thirty-eight billion, one million, eight hundred eighteen thousand, seven hundred forty-five.
Scientific notation
- Scientific notation: 1.38001818745 × 1011
Factors of 138001818745
Divisors of 138001818745
- Number of divisors d(n): 64
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Complete list of divisors:
1 5 7 29 35 37 83 145 185 203 259 415 581 1015 1073 1295 2407 2905 3071 5365 7511 12035 15355 16849 21497 37555 44273 84245 89059 107485 221365 309911 445295 623413 1283917 1549555 1638101 3117065 3674659 6419585 8190505 8987419 11466707 18373295 25722613 44937095 47504929 57333535 106565111 128613065 135962383 237524645 332534503 532825555 679811915 745955777 951736681 1662672515 3729778885 3942909107 4758683405 19714545535 27600363749 138001818745
- Sum of all divisors σ(n): 203504555520
- Sum of proper divisors (its aliquot sum) s(n): 65502736775
- 138001818745 is a deficient number, because the sum of its proper divisors (65502736775) is less than itself. Its deficiency is 72499081970
Bases of 138001818745
- Binary: 100000001000011000110010100100011110012
- Hexadecimal: 0x20218CA479
- Base-36: 1REAPWU1
Squares and roots of 138001818745
- 138001818745 squared (1380018187452) is 19044501976927833375025
- 138001818745 cubed (1380018187453) is 2628175909908789033365761659843625
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The
square root of 138001818745 is 371485.9603605499 -
The
cube root of 138001818745 is 5167.6719542839
Scales and comparisons
How big is 138001818745?- 138,001,818,745 seconds is equal to 4,388 years, 1 week, 4 days, 6 hours, 32 minutes, 25 seconds.
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To count from 1 to 138,001,818,745 would take you about eight thousand, seven hundred seventy-six 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 138001818745 cubic inches would be around 430.6 feet tall.
Recreational maths with 138001818745
- 138001818745 backwards is 547818100831
- The number of decimal digits it has is: 12
- The sum of 138001818745's digits is 46
- More coming soon!
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