138724497408
138,724,497,408 is an even composite number composed of four prime numbers multiplied together.
138724497408 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138724497408:
211 × 3 × 72 × 460793
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 460793)See below for interesting mathematical facts about the number 138724497408 from the Numbermatics database.
Names of 138724497408
- Cardinal: 138724497408 can be written as One hundred thirty-eight billion, seven hundred twenty-four million, four hundred ninety-seven thousand, four hundred eight.
Scientific notation
- Scientific notation: 1.38724497408 × 1011
Factors of 138724497408
Divisors of 138724497408
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 112 128 147 168 192 196 224 256 294 336 384 392 448 512 588 672 768 784 896 1024 1176 1344 1536 1568 1792 2048 2352 2688 3072 3136 3584 4704 5376 6144 6272 7168 9408 10752 12544 14336 18816 21504 25088 37632 43008 50176 75264 100352 150528 301056 460793 921586 1382379 1843172 2764758 3225551 3686344 5529516 6451102 7372688 9676653 11059032 12902204 14745376 19353306 22118064 22578857 25804408 29490752 38706612 44236128 45157714 51608816 58981504 67736571 77413224 88472256 90315428 103217632 117963008 135473142 154826448 176944512 180630856 206435264 235926016 270946284 309652896 353889024 361261712 412870528 471852032 541892568 619305792 707778048 722523424 825741056 943704064 1083785136 1238611584 1415556096 1445046848 1651482112 2167570272 2477223168 2831112192 2890093696 3302964224 4335140544 4954446336 5780187392 6605928448 8670281088 9908892672 11560374784 17340562176 19817785344 23120749568 34681124352 46241499136 69362248704 138724497408
- Sum of all divisors σ(n): 430224926040
- Sum of proper divisors (its aliquot sum) s(n): 291500428632
- 138724497408 is an abundant number, because the sum of its proper divisors (291500428632) is greater than itself. Its abundance is 152775931224
Bases of 138724497408
- Binary: 100000010011001001111111011000000000002
- Hexadecimal: 0x204C9FD800
- Base-36: 1RQ8ZF9C
Squares and roots of 138724497408
- 138724497408 squared (1387244974082) is 19244486181102198718464
- 138724497408 cubed (1387244974083) is 2669681673348603784702660089741312
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The
square root of 138724497408 is 372457.3766325483 -
The
cube root of 138724497408 is 5176.6768263863
Scales and comparisons
How big is 138724497408?- 138,724,497,408 seconds is equal to 4,411 years, 3 days, 14 hours, 36 minutes, 48 seconds.
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To count from 1 to 138,724,497,408 would take you about eight thousand, eight hundred twenty-two 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 138724497408 cubic inches would be around 431.4 feet tall.
Recreational maths with 138724497408
- 138724497408 backwards is 804794427831
- The number of decimal digits it has is: 12
- The sum of 138724497408's digits is 57
- More coming soon!
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