138295680768
138,295,680,768 is an even composite number composed of four prime numbers multiplied together.
138295680768 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.
Prime factorization of 138295680768:
28 × 32 × 72 × 1224983
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 1224983)See below for interesting mathematical facts about the number 138295680768 from the Numbermatics database.
Names of 138295680768
- Cardinal: 138295680768 can be written as One hundred thirty-eight billion, two hundred ninety-five million, six hundred eighty thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.38295680768 × 1011
Factors of 138295680768
Divisors of 138295680768
- Number of divisors d(n): 162
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 168 192 196 224 252 256 288 294 336 384 392 441 448 504 576 588 672 768 784 882 896 1008 1152 1176 1344 1568 1764 1792 2016 2304 2352 2688 3136 3528 4032 4704 5376 6272 7056 8064 9408 12544 14112 16128 18816 28224 37632 56448 112896 1224983 2449966 3674949 4899932 7349898 8574881 9799864 11024847 14699796 17149762 19599728 22049694 25724643 29399592 34299524 39199456 44099388 51449286 58799184 60024167 68599048 77173929 78398912 88198776 102898572 117598368 120048334 137198096 154347858 156797824 176397552 180072501 205797144 235196736 240096668 274396192 308695716 313595648 352795104 360145002 411594288 470393472 480193336 540217503 548792384 617391432 705590208 720290004 823188576 940786944 960386672 1080435006 1097584768 1234782864 1411180416 1440580008 1646377152 1920773344 2160870012 2195169536 2469565728 2822360832 2881160016 3292754304 3841546688 4321740024 4939131456 5762320032 6585508608 7683093376 8643480048 9878262912 11524640064 15366186752 17286960096 19756525824 23049280128 34573920192 46098560256 69147840384 138295680768
- Sum of all divisors σ(n): 463841416584
- Sum of proper divisors (its aliquot sum) s(n): 325545735816
- 138295680768 is an abundant number, because the sum of its proper divisors (325545735816) is greater than itself. Its abundance is 187250055048
Bases of 138295680768
- Binary: 100000001100110001000010011111000000002
- Hexadecimal: 0x2033109F00
- Base-36: 1RJ5OE80
Squares and roots of 138295680768
- 138295680768 squared (1382956807682) is 19125695319084565069824
- 138295680768 cubed (1382956807683) is 2645001054314150908892503533944832
-
The
square root of 138295680768 is 371881.2724082781 -
The
cube root of 138295680768 is 5171.3373791999
Scales and comparisons
How big is 138295680768?- 138,295,680,768 seconds is equal to 4,397 years, 19 weeks, 3 days, 10 hours, 52 minutes, 48 seconds.
-
To count from 1 to 138,295,680,768 would take you about eight thousand, seven hundred ninety-four 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 138295680768 cubic inches would be around 430.9 feet tall.
Recreational maths with 138295680768
- 138295680768 backwards is 867086592831
- 138295680768 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138295680768's digits is 63
- More coming soon!
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