138509998080
138,509,998,080 is an even composite number composed of four prime numbers multiplied together.
138509998080 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 138509998080:
211 × 3 × 5 × 4508789
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 4508789)See below for interesting mathematical facts about the number 138509998080 from the Numbermatics database.
Names of 138509998080
- Cardinal: 138509998080 can be written as One hundred thirty-eight billion, five hundred nine million, nine hundred ninety-eight thousand and eighty.
Scientific notation
- Scientific notation: 1.3850999808 × 1011
Factors of 138509998080
Divisors of 138509998080
- Number of divisors d(n): 96
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1024 1280 1536 1920 2048 2560 3072 3840 5120 6144 7680 10240 15360 30720 4508789 9017578 13526367 18035156 22543945 27052734 36070312 45087890 54105468 67631835 72140624 90175780 108210936 135263670 144281248 180351560 216421872 270527340 288562496 360703120 432843744 541054680 577124992 721406240 865687488 1082109360 1154249984 1442812480 1731374976 2164218720 2308499968 2885624960 3462749952 4328437440 4616999936 5771249920 6925499904 8656874880 9233999872 11542499840 13850999808 17313749760 23084999680 27701999616 34627499520 46169999360 69254999040 138509998080
- Sum of all divisors σ(n): 443123881200
- Sum of proper divisors (its aliquot sum) s(n): 304613883120
- 138509998080 is an abundant number, because the sum of its proper divisors (304613883120) is greater than itself. Its abundance is 166103885040
Bases of 138509998080
- Binary: 100000001111111101011011011000000000002
- Hexadecimal: 0x203FD6D800
- Base-36: 1RMP9YIO
Squares and roots of 138509998080
- 138509998080 squared (1385099980802) is 19185019568121603686400
- 138509998080 cubed (1385099980803) is 2657317023545285755809784922112000
-
The
square root of 138509998080 is 372169.3137269649 -
The
cube root of 138509998080 is 5174.0073471433
Scales and comparisons
How big is 138509998080?- 138,509,998,080 seconds is equal to 4,404 years, 9 weeks, 5 days, 23 hours, 28 minutes.
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To count from 1 to 138,509,998,080 would take you about eight thousand, eight hundred 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 138509998080 cubic inches would be around 431.2 feet tall.
Recreational maths with 138509998080
- 138509998080 backwards is 080899905831
- 138509998080 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138509998080's digits is 60
- More coming soon!
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