21431222012655
21,431,222,012,655 is an odd composite number composed of six prime numbers multiplied together.
21431222012655 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21431222012655:
32 × 5 × 7 × 13 × 732 × 9912
(3 × 3 × 5 × 7 × 13 × 73 × 73 × 991 × 991)See below for interesting mathematical facts about the number 21431222012655 from the Numbermatics database.
Names of 21431222012655
- Cardinal: 21431222012655 can be written as Twenty-one trillion, four hundred thirty-one billion, two hundred twenty-two million, twelve thousand, six hundred fifty-five.
Scientific notation
- Scientific notation: 2.1431222012655 × 1013
Factors of 21431222012655
Divisors of 21431222012655
- Number of divisors d(n): 216
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Complete list of divisors:
1 3 5 7 9 13 15 21 35 39 45 63 65 73 91 105 117 195 219 273 315 365 455 511 585 657 819 949 991 1095 1365 1533 2555 2847 2973 3285 4095 4599 4745 4955 5329 6643 6937 7665 8541 8919 12883 14235 14865 15987 19929 20811 22995 26645 33215 34685 37303 38649 42705 44595 47961 59787 62433 64415 69277 72343 79935 90181 99645 104055 111909 115947 186515 193245 207831 217029 239805 270543 298935 312165 335727 346385 361715 450905 484939 506401 559545 579735 623493 651087 811629 940459 982081 1039155 1085145 1352715 1454817 1519203 1678635 2424695 2532005 2821377 2946243 3117465 3255435 4058145 4364451 4557609 4702295 4910405 5281039 6583213 6874567 7274085 7596015 8464131 8838729 12767053 14106885 14731215 15843117 19749639 20623701 21822255 22788045 26405195 32916065 34372835 36967273 38301159 42320655 44193645 47529351 59248917 61871103 63835265 68653507 71691913 79215585 89369371 98748195 103118505 110901819 114903477 184836365 191505795 205960521 215075739 237646755 268108113 296244585 309355515 332705457 343267535 358459565 446846855 480574549 501843391 554509095 574517385 617881563 645227217 804324339 931994869 1029802605 1075378695 1340540565 1441723647 1505530173 1663527285 2402872745 2509216955 2795984607 3089407815 3226136085 4021621695 4325170941 4516590519 4659974345 5233509649 6523964083 7208618235 7527650865 8387953821 13979923035 15700528947 19571892249 21625854705 22582952595 26167548245 32619820415 36634567543 41939769105 47101586841 58715676747 68035625437 78502644735 97859461245 109903702629 183172837715 204106876311 235507934205 293578383735 329711107887 340178127185 476249378059 549518513145 612320628933 1020534381555 1428748134177 1648555539435 2381246890295 3061603144665 4286244402531 7143740670885 21431222012655
- Sum of all divisors σ(n): 46401643308384
- Sum of proper divisors (its aliquot sum) s(n): 24970421295729
- 21431222012655 is an abundant number, because the sum of its proper divisors (24970421295729) is greater than itself. Its abundance is 3539199283074
Bases of 21431222012655
- Binary: 1001101111101110110000110000000001010111011112
- Hexadecimal: 0x137DD8600AEF
- Base-36: 7LHD88Y5R
Squares and roots of 21431222012655
- 21431222012655 squared (214312220126552) is 459297276955708228980149025
- 21431222012655 cubed (214312220126553) is 9843301912245674262374894985602335911375
-
The
square root of 21431222012655 is 4629386.7858124579 -
The
cube root of 21431222012655 is 27776.8063940167
Scales and comparisons
How big is 21431222012655?- 21,431,222,012,655 seconds is equal to 681,446 years, 29 weeks, 4 days, 1 hour, 44 minutes, 15 seconds.
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To count from 1 to 21,431,222,012,655 would take you about one million, seven hundred three thousand, six 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 21431222012655 cubic inches would be around 2314.7 feet tall.
Recreational maths with 21431222012655
- 21431222012655 backwards is 55621022213412
- The number of decimal digits it has is: 14
- The sum of 21431222012655's digits is 36
- More coming soon!
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