138642070784
138,642,070,784 is an even composite number composed of four prime numbers multiplied together.
138642070784 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 138642070784:
28 × 73 × 313 × 53
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 7 × 31 × 31 × 31 × 53)See below for interesting mathematical facts about the number 138642070784 from the Numbermatics database.
Names of 138642070784
- Cardinal: 138642070784 can be written as One hundred thirty-eight billion, six hundred forty-two million, seventy thousand, seven hundred eighty-four.
Scientific notation
- Scientific notation: 1.38642070784 × 1011
Factors of 138642070784
Divisors of 138642070784
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 7 8 14 16 28 31 32 49 53 56 62 64 98 106 112 124 128 196 212 217 224 248 256 343 371 392 424 434 448 496 686 742 784 848 868 896 961 992 1372 1484 1519 1568 1643 1696 1736 1792 1922 1984 2597 2744 2968 3038 3136 3286 3392 3472 3844 3968 5194 5488 5936 6076 6272 6572 6727 6784 6944 7688 7936 10388 10633 10976 11501 11872 12152 12544 13144 13454 13568 13888 15376 18179 20776 21266 21952 23002 23744 24304 26288 26908 27776 29791 30752 36358 41552 42532 43904 46004 47089 47488 48608 50933 52576 53816 55552 59582 61504 72716 80507 83104 85064 87808 92008 94178 94976 97216 101866 105152 107632 119164 123008 145432 161014 166208 170128 184016 188356 194432 203732 208537 210304 215264 238328 246016 290864 322028 329623 332416 340256 356531 368032 376712 388864 407464 417074 420608 430528 476656 563549 581728 644056 659246 664832 680512 713062 736064 753424 814928 834148 861056 953312 1127098 1163456 1288112 1318492 1361024 1426124 1459759 1472128 1506848 1578923 1629856 1668296 1722112 1906624 2254196 2326912 2495717 2576224 2636984 2722048 2852248 2919518 2944256 3013696 3157846 3259712 3336592 3813248 4508392 4653824 4991434 5152448 5273968 5704496 5839036 6027392 6315692 6519424 6673184 7626496 9016784 9982868 10218313 10304896 10547936 11052461 11408992 11678072 12054784 12631384 13038848 13346368 17470019 18033568 19965736 20436626 20609792 21095872 22104922 22817984 23356144 25262768 26692736 34940038 36067136 39931472 40873252 42191744 44209844 45635968 46712288 50525536 53385472 69880076 72134272 77367227 79862944 81746504 84383488 88419688 91271936 93424576 101051072 139760152 144268544 154734454 159725888 163493008 176839376 186849152 202102144 279520304 309468908 319451776 326986016 353678752 373698304 404204288 541570589 559040608 618937816 638903552 653972032 707357504 1083141178 1118081216 1237875632 1307944064 1414715008 2166282356 2236162432 2475751264 2615888128 2829430016 4332564712 4472324864 4951502528 8665129424 9903005056 17330258848 19806010112 34660517696 69321035392 138642070784
- Sum of all divisors σ(n): 339781478400
- Sum of proper divisors (its aliquot sum) s(n): 201139407616
- 138642070784 is an abundant number, because the sum of its proper divisors (201139407616) is greater than itself. Its abundance is 62497336832
Bases of 138642070784
- Binary: 100000010001111011011000011101000000002
- Hexadecimal: 0x2047B61D00
- Base-36: 1ROVWQGW
Squares and roots of 138642070784
- 138642070784 squared (1386420707842) is 19221623791275666374656
- 138642070784 cubed (1386420707843) is 2664925726253459379171825815650304
-
The
square root of 138642070784 is 372346.7077657597 -
The
cube root of 138642070784 is 5175.6513393215
Scales and comparisons
How big is 138642070784?- 138,642,070,784 seconds is equal to 4,408 years, 20 weeks, 1 day, 14 hours, 19 minutes, 44 seconds.
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To count from 1 to 138,642,070,784 would take you about eight thousand, eight hundred sixteen 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 138642070784 cubic inches would be around 431.3 feet tall.
Recreational maths with 138642070784
- 138642070784 backwards is 487070246831
- The number of decimal digits it has is: 12
- The sum of 138642070784's digits is 50
- More coming soon!
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