138953231872
138,953,231,872 is an even composite number composed of six prime numbers multiplied together.
138953231872 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 138953231872:
29 × 7 × 13 × 23 × 127 × 1021
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 13 × 23 × 127 × 1021)See below for interesting mathematical facts about the number 138953231872 from the Numbermatics database.
Names of 138953231872
- Cardinal: 138953231872 can be written as One hundred thirty-eight billion, nine hundred fifty-three million, two hundred thirty-one thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.38953231872 × 1011
Factors of 138953231872
Divisors of 138953231872
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 7 8 13 14 16 23 26 28 32 46 52 56 64 91 92 104 112 127 128 161 182 184 208 224 254 256 299 322 364 368 416 448 508 512 598 644 728 736 832 889 896 1016 1021 1196 1288 1456 1472 1651 1664 1778 1792 2032 2042 2093 2392 2576 2912 2921 2944 3302 3328 3556 3584 4064 4084 4186 4784 5152 5824 5842 5888 6604 6656 7112 7147 8128 8168 8372 9568 10304 11557 11648 11684 11776 13208 13273 14224 14294 16256 16336 16744 19136 20447 20608 23114 23296 23368 23483 26416 26546 28448 28588 32512 32672 33488 37973 38272 40894 41216 46228 46592 46736 46966 52832 53092 56896 57176 65024 65344 66976 75946 76544 81788 82432 92456 92911 93472 93932 105664 106184 113792 114352 129667 130688 133952 151892 153088 163576 164381 184912 185822 186944 187864 211328 212368 227584 228704 259334 261376 265811 267904 303784 305279 327152 328762 369824 371644 373888 375728 422656 424736 455168 457408 518668 522752 531622 535808 607568 610558 654304 657524 739648 743288 747776 751456 845312 849472 907669 914816 1037336 1063244 1071616 1215136 1221116 1308608 1315048 1479296 1486576 1495552 1502912 1685671 1698944 1815338 1829632 2074672 2126488 2136953 2430272 2442232 2617216 2630096 2958592 2973152 2982341 3005824 3371342 3397888 3630676 3659264 4149344 4252976 4273906 4860544 4884464 5234432 5260192 5917184 5946304 5964682 6011648 6742684 6795776 7261352 8298688 8505952 8547812 9721088 9768928 10468864 10520384 11799697 11892608 11929364 12023296 13485368 14522704 16597376 17011904 17095624 19442176 19537856 20876387 21040768 23599394 23785216 23858728 26970736 29045408 33194752 34023808 34191248 38770433 39075712 41752774 42081536 47198788 47570432 47717456 53941472 58090816 66389504 68047616 68382496 77540866 78151424 83505548 84163072 94397576 95434912 107882944 116181632 136095232 136764992 155081732 156302848 167011096 188795152 190869824 215765888 232363264 271393031 273529984 310163464 334022192 377590304 381739648 431531776 464726528 542786062 547059968 620326928 668044384 755180608 763479296 863063552 1085572124 1094119936 1240653856 1336088768 1510361216 1526958592 2171144248 2481307712 2672177536 3020722432 4342288496 4962615424 5344355072 6041444864 8684576992 9925230848 10688710144 17369153984 19850461696 34738307968 69476615936 138953231872
- Sum of all divisors σ(n): 359720976384
- Sum of proper divisors (its aliquot sum) s(n): 220767744512
- 138953231872 is an abundant number, because the sum of its proper divisors (220767744512) is greater than itself. Its abundance is 81814512640
Bases of 138953231872
- Binary: 100000010110100100001000001110000000002
- Hexadecimal: 0x205A420E00
- Base-36: 1RU15ZWG
Squares and roots of 138953231872
- 138953231872 squared (1389532318722) is 19308000647673796624384
- 138953231872 cubed (1389532318723) is 2682909090980943239766600841166848
-
The
square root of 138953231872 is 372764.3114247929 -
The
cube root of 138953231872 is 5179.5204342283
Scales and comparisons
How big is 138953231872?- 138,953,231,872 seconds is equal to 4,418 years, 14 weeks, 4 days, 23 hours, 57 minutes, 52 seconds.
-
To count from 1 to 138,953,231,872 would take you about eight thousand, eight hundred thirty-six 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 138953231872 cubic inches would be around 431.6 feet tall.
Recreational maths with 138953231872
- 138953231872 backwards is 278132359831
- 138953231872 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138953231872's digits is 52
- More coming soon!
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