21408124129984
21,408,124,129,984 is an even composite number composed of four prime numbers multiplied together.
21408124129984 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 21408124129984:
26 × 293 × 413 × 199
(2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 29 × 41 × 41 × 41 × 199)See below for interesting mathematical facts about the number 21408124129984 from the Numbermatics database.
Names of 21408124129984
- Cardinal: 21408124129984 can be written as Twenty-one trillion, four hundred eight billion, one hundred twenty-four million, one hundred twenty-nine thousand, nine hundred eighty-four.
Scientific notation
- Scientific notation: 2.1408124129984 × 1013
Factors of 21408124129984
Divisors of 21408124129984
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 4 8 16 29 32 41 58 64 82 116 164 199 232 328 398 464 656 796 841 928 1189 1312 1592 1681 1682 1856 2378 2624 3184 3362 3364 4756 5771 6368 6724 6728 8159 9512 11542 12736 13448 13456 16318 19024 23084 24389 26896 26912 32636 34481 38048 46168 48749 48778 53792 53824 65272 68921 68962 76096 92336 97498 97556 107584 130544 137842 137924 167359 184672 194996 195112 236611 261088 275684 275848 334519 334718 369344 389992 390224 473222 522176 551368 551696 669038 669436 779984 780448 946444 999949 1102736 1103392 1338076 1338872 1413721 1559968 1560896 1892888 1998709 1999898 2205472 2206784 2676152 2677744 2827442 3119936 3785776 3997418 3999796 4410944 4853411 5352304 5355488 5654884 6861719 7571552 7994836 7999592 9701051 9706822 10704608 10710976 11309768 13715279 13723438 15143104 15989672 15999184 19402102 19413644 21409216 22619536 27430558 27446876 31979344 31998368 38804204 38827288 40997909 45239072 54861116 54893752 57962561 63958688 63996736 77608408 77654576 81995818 90478144 109722232 109787504 115925122 127917376 155216816 155309152 163991636 198989851 219444464 219575008 231850244 281330479 310433632 310618304 327983272 397743091 397979702 438888928 439150016 463700488 562660958 620867264 655966544 795486182 795959404 877777856 927400976 1125321916 1311933088 1590972364 1591918808 1680914269 1854801952 2250643832 2623866176 3181944728 3183837616 3361828538 3709603904 4501287664 6363889456 6367675232 6723657076 8158583891 9002575328 11534549639 12727778912 12735350464 13447314152 16317167782 18005150656 23069099278 25455557824 26894628304 32634335564 46138198556 53789256608 65268671128 92276397112 107578513216 130537342256 184552794224 261074684512 334501939531 369105588448 522149369024 669003879062 738211176896 1338007758124 2676015516248 5352031032496 10704062064992 21408124129984
- Sum of all divisors σ(n): 45325472976000
- Sum of proper divisors (its aliquot sum) s(n): 23917348846016
- 21408124129984 is an abundant number, because the sum of its proper divisors (23917348846016) is greater than itself. Its abundance is 2509224716032
Bases of 21408124129984
- Binary: 1001101111000011101111010001001010010110000002
- Hexadecimal: 0x137877A252C0
- Base-36: 7L6R8D5TS
Squares and roots of 21408124129984
- 21408124129984 squared (214081241299842) is 458307778764803196927840256
- 21408124129984 cubed (214081241299843) is 9811509817534151990391802002108131835904
-
The
square root of 21408124129984 is 4626891.4110862813 -
The
cube root of 21408124129984 is 27766.8238236313
Scales and comparisons
How big is 21408124129984?- 21,408,124,129,984 seconds is equal to 680,712 years, 6 weeks, 4 days, 11 hours, 13 minutes, 4 seconds.
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To count from 1 to 21,408,124,129,984 would take you about one million, seven hundred one thousand, seven hundred eighty 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 21408124129984 cubic inches would be around 2313.9 feet tall.
Recreational maths with 21408124129984
- 21408124129984 backwards is 48992142180412
- The number of decimal digits it has is: 14
- The sum of 21408124129984's digits is 55
- More coming soon!
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