138439393456
138,439,393,456 is an even composite number composed of four prime numbers multiplied together.
138439393456 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 138439393456:
24 × 75 × 13 × 1992
(2 × 2 × 2 × 2 × 7 × 7 × 7 × 7 × 7 × 13 × 199 × 199)See below for interesting mathematical facts about the number 138439393456 from the Numbermatics database.
Names of 138439393456
- Cardinal: 138439393456 can be written as One hundred thirty-eight billion, four hundred thirty-nine million, three hundred ninety-three thousand, four hundred fifty-six.
Scientific notation
- Scientific notation: 1.38439393456 × 1011
Factors of 138439393456
Divisors of 138439393456
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 49 52 56 91 98 104 112 182 196 199 208 343 364 392 398 637 686 728 784 796 1274 1372 1393 1456 1592 2401 2548 2587 2744 2786 3184 4459 4802 5096 5174 5488 5572 8918 9604 9751 10192 10348 11144 16807 17836 18109 19208 19502 20696 22288 31213 33614 35672 36218 38416 39004 39601 41392 62426 67228 68257 71344 72436 78008 79202 124852 126763 134456 136514 144872 156016 158404 218491 249704 253526 268912 273028 277207 289744 316808 436982 477799 499408 507052 514813 546056 554414 633616 873964 887341 955598 1014104 1029626 1092112 1108828 1747928 1774682 1911196 1940449 2028208 2059252 2217656 3344593 3495856 3549364 3603691 3822392 3880898 4118504 4435312 6211387 6689186 7098728 7207382 7644784 7761796 8237008 12422774 13378372 13583143 14197456 14414764 15523592 24845548 25225837 26756744 27166286 28829528 31047184 43479709 49691096 50451674 53513488 54332572 57659056 86959418 95082001 99382192 100903348 108665144 173918836 176580859 190164002 201806696 217330288 347837672 353161718 380328004 403613392 665574007 695675344 706323436 760656008 1236066013 1331148014 1412646872 1521312016 2472132026 2662296028 2825293744 4944264052 5324592056 8652462091 9888528104 10649184112 17304924182 19777056208 34609848364 69219696728 138439393456
- Sum of all divisors σ(n): 338701415472
- Sum of proper divisors (its aliquot sum) s(n): 200262022016
- 138439393456 is an abundant number, because the sum of its proper divisors (200262022016) is greater than itself. Its abundance is 61822628560
Bases of 138439393456
- Binary: 100000001110111010000110000000101100002
- Hexadecimal: 0x203BA180B0
- Base-36: 1RLJ8NN4
Squares and roots of 138439393456
- 138439393456 squared (1384393934562) is 19165465660465175623936
- 138439393456 cubed (1384393934563) is 2653255441336595352188216195362816
-
The
square root of 138439393456 is 372074.4461206655 -
The
cube root of 138439393456 is 5173.1280581935
Scales and comparisons
How big is 138439393456?- 138,439,393,456 seconds is equal to 4,401 years, 49 weeks, 19 hours, 4 minutes, 16 seconds.
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To count from 1 to 138,439,393,456 would take you about eight thousand, eight hundred 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 138439393456 cubic inches would be around 431.1 feet tall.
Recreational maths with 138439393456
- 138439393456 backwards is 654393934831
- The number of decimal digits it has is: 12
- The sum of 138439393456's digits is 58
- More coming soon!
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The information we have on file for 138439393456 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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