21004567164
21,004,567,164 is an even composite number composed of five prime numbers multiplied together.
21004567164 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 21004567164:
22 × 35 × 72 × 532 × 157
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 53 × 53 × 157)See below for interesting mathematical facts about the number 21004567164 from the Numbermatics database.
Names of 21004567164
- Cardinal: 21004567164 can be written as Twenty-one billion, four million, five hundred sixty-seven thousand, one hundred sixty-four.
Scientific notation
- Scientific notation: 2.1004567164 × 1010
Factors of 21004567164
Divisors of 21004567164
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 53 54 63 81 84 98 106 108 126 147 157 159 162 189 196 212 243 252 294 314 318 324 371 378 441 471 477 486 567 588 628 636 742 756 882 942 954 972 1099 1113 1134 1323 1413 1431 1484 1701 1764 1884 1908 2198 2226 2268 2597 2646 2809 2826 2862 3297 3339 3402 3969 4239 4293 4396 4452 5194 5292 5618 5652 5724 6594 6678 6804 7693 7791 7938 8321 8427 8478 8586 9891 10017 10388 11236 11907 12717 12879 13188 13356 15386 15582 15876 16642 16854 16956 17172 19663 19782 20034 23079 23373 23814 24963 25281 25434 25758 29673 30051 30772 31164 33284 33708 38151 39326 39564 40068 46158 46746 47628 49926 50562 50868 51516 58247 58989 59346 60102 69237 70119 74889 75843 76302 78652 89019 90153 92316 93492 99852 101124 116494 117978 118692 120204 137641 138474 140238 149778 151686 152604 174741 176967 178038 180306 207711 210357 224667 227529 232988 235956 267057 275282 276948 280476 299556 303372 349482 353934 356076 360612 407729 412923 415422 420714 441013 449334 455058 524223 530901 534114 550564 623133 631071 674001 682587 698964 707868 815458 825846 830844 841428 882026 898668 910116 1048446 1061802 1068228 1223187 1238769 1246266 1262142 1323039 1348002 1365174 1572669 1592703 1630916 1651692 1764052 1869399 2022003 2096892 2123604 2446374 2477538 2492532 2524284 2646078 2696004 2730348 3087091 3145338 3185406 3669561 3716307 3738798 3969117 4044006 4718007 4778109 4892748 4955076 5292156 6174182 6290676 6370812 7339122 7432614 7477596 7938234 8088012 9261273 9436014 9556218 11008683 11148921 11907351 12348364 14154021 14678244 14865228 15876468 18522546 18872028 19112436 21609637 22017366 22297842 23814702 27783819 28308042 33026049 33446763 35722053 37045092 43219274 44034732 44595684 47629404 55567638 56616084 64828911 66052098 66893526 71444106 83351457 86438548 99078147 107166159 111135276 129657822 132104196 133787052 142888212 166702914 194486733 198156294 214332318 250054371 259315644 333405828 388973466 396312588 428664636 500108742 583460199 750163113 777946932 1000217484 1166920398 1500326226 1750380597 2333840796 3000652452 3500761194 5251141791 7001522388 10502283582 21004567164
- Sum of all divisors σ(n): 65698085544
- Sum of proper divisors (its aliquot sum) s(n): 44693518380
- 21004567164 is an abundant number, because the sum of its proper divisors (44693518380) is greater than itself. Its abundance is 23688951216
Bases of 21004567164
- Binary: 100111000111111100001000010011111002
- Hexadecimal: 0x4E3F8427C
- Base-36: 9NDKRR0
Squares and roots of 21004567164
- 21004567164 squared (210045671642) is 441191841746987002896
- 21004567164 cubed (210045671643) is 9267043672183447596964094506944
-
The
square root of 21004567164 is 144929.5248180991 -
The
cube root of 21004567164 is 2759.1241691719
Scales and comparisons
How big is 21004567164?- 21,004,567,164 seconds is equal to 667 years, 45 weeks, 5 days, 9 hours, 59 minutes, 24 seconds.
-
To count from 1 to 21,004,567,164 would take you about one thousand, three hundred thirty-five 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 21004567164 cubic inches would be around 229.9 feet tall.
Recreational maths with 21004567164
- 21004567164 backwards is 46176540012
- 21004567164 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21004567164's digits is 36
- More coming soon!
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