138752691840
138,752,691,840 is an even composite number composed of five prime numbers multiplied together.
138752691840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138752691840:
27 × 32 × 5 × 7 × 3441287
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 3441287)See below for interesting mathematical facts about the number 138752691840 from the Numbermatics database.
Names of 138752691840
- Cardinal: 138752691840 can be written as One hundred thirty-eight billion, seven hundred fifty-two million, six hundred ninety-one thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.3875269184 × 1011
Factors of 138752691840
Divisors of 138752691840
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 280 288 315 320 336 360 384 420 448 480 504 560 576 630 640 672 720 840 896 960 1008 1120 1152 1260 1344 1440 1680 1920 2016 2240 2520 2688 2880 3360 4032 4480 5040 5760 6720 8064 10080 13440 20160 40320 3441287 6882574 10323861 13765148 17206435 20647722 24089009 27530296 30971583 34412870 41295444 48178018 51619305 55060592 61943166 68825740 72267027 82590888 96356036 103238610 110121184 120445045 123886332 137651480 144534054 154857915 165181776 192712072 206477220 216801081 220242368 240890090 247772664 275302960 289068108 309715830 330363552 361335135 385424144 412954440 433602162 440484736 481780180 495545328 550605920 578136216 619431660 660727104 722670270 770848288 825908880 867204324 963560360 991090656 1084005405 1101211840 1156272432 1238863320 1321454208 1445340540 1541696576 1651817760 1734408648 1927120720 1982181312 2168010810 2202423680 2312544864 2477726640 2890681080 3083393152 3303635520 3468817296 3854241440 3964362624 4336021620 4625089728 4955453280 5781362160 6607271040 6937634592 7708482880 8672043240 9250179456 9910906560 11562724320 13875269184 15416965760 17344086480 19821813120 23125448640 27750538368 34688172960 46250897280 69376345920 138752691840
- Sum of all divisors σ(n): 547577746560
- Sum of proper divisors (its aliquot sum) s(n): 408825054720
- 138752691840 is an abundant number, because the sum of its proper divisors (408825054720) is greater than itself. Its abundance is 270072362880
Bases of 138752691840
- Binary: 100000010011100100111000001110100000002
- Hexadecimal: 0x204E4E0E80
- Base-36: 1RQPRQ80
Squares and roots of 138752691840
- 138752691840 squared (1387526918402) is 19252309492846002585600
- 138752691840 cubed (1387526918403) is 2671309766269168081335600021504000
-
The
square root of 138752691840 is 372495.2239156899 -
The
cube root of 138752691840 is 5177.0275060395
Scales and comparisons
How big is 138752691840?- 138,752,691,840 seconds is equal to 4,411 years, 47 weeks, 22 hours, 24 minutes.
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To count from 1 to 138,752,691,840 would take you about eight thousand, eight hundred twenty-three 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 138752691840 cubic inches would be around 431.4 feet tall.
Recreational maths with 138752691840
- 138752691840 backwards is 048196257831
- The number of decimal digits it has is: 12
- The sum of 138752691840's digits is 54
- More coming soon!
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