20421208332
20,421,208,332 is an even composite number composed of seven prime numbers multiplied together.
20421208332 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 20421208332:
22 × 32 × 7 × 41 × 79 × 127 × 197
(2 × 2 × 3 × 3 × 7 × 41 × 79 × 127 × 197)See below for interesting mathematical facts about the number 20421208332 from the Numbermatics database.
Names of 20421208332
- Cardinal: 20421208332 can be written as Twenty billion, four hundred twenty-one million, two hundred eight thousand, three hundred thirty-two.
Scientific notation
- Scientific notation: 2.0421208332 × 1010
Factors of 20421208332
Divisors of 20421208332
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 36 41 42 63 79 82 84 123 126 127 158 164 197 237 246 252 254 287 316 369 381 394 474 492 508 553 574 591 711 738 762 788 861 889 948 1106 1143 1148 1182 1379 1422 1476 1524 1659 1722 1773 1778 2212 2286 2364 2583 2667 2758 2844 3239 3318 3444 3546 3556 4137 4572 4977 5166 5207 5334 5516 6478 6636 7092 8001 8077 8274 9717 9954 10033 10332 10414 10668 12411 12956 15563 15621 16002 16154 16548 19434 19908 20066 20828 22673 24231 24822 25019 29151 30099 31126 31242 32004 32308 36449 38868 40132 45346 46689 46863 48462 49644 50038 56539 58302 60198 62252 62484 68019 70231 72693 72898 75057 90297 90692 93378 93726 96924 100076 108941 109347 113078 116604 120396 136038 140067 140462 145386 145796 150114 169617 175133 180594 186756 187452 204057 210693 217882 218694 225171 226156 272076 280134 280924 290772 300228 326823 328041 339234 350266 361188 408114 411353 421386 435764 437388 450342 508851 525399 560268 632079 638083 653646 656082 678468 700532 816228 822706 842772 900684 980469 1017702 1025779 1050798 1234059 1264158 1276166 1307292 1312164 1576197 1645412 1914249 1960938 1976501 2035404 2051558 2101596 2468118 2528316 2552332 2879471 3077337 3152394 3702177 3828498 3921876 3953002 4103116 4466581 4936236 5742747 5758942 5929503 6154674 6304788 7180453 7404354 7656996 7906004 8638413 8933162 9232011 11485494 11517884 11859006 12309348 13399743 13835507 14360906 14808708 17276826 17788509 17866324 18464022 21541359 22970988 23718012 25915239 26799486 27671014 28721812 34553652 35577018 36928044 40199229 41506521 43082718 51830478 53598972 55342028 64624077 71154036 80398458 81036541 83013042 86165436 103660956 124519563 129248154 160796916 162073082 166026084 243109623 249039126 258496308 324146164 486219246 498078252 567255787 729328869 972438492 1134511574 1458657738 1701767361 2269023148 2917315476 3403534722 5105302083 6807069444 10210604166 20421208332
- Sum of all divisors σ(n): 61993451520
- Sum of proper divisors (its aliquot sum) s(n): 41572243188
- 20421208332 is an abundant number, because the sum of its proper divisors (41572243188) is greater than itself. Its abundance is 21151034856
Bases of 20421208332
- Binary: 100110000010011001011101001000011002
- Hexadecimal: 0x4C132E90C
- Base-36: 9DQ9D70
Squares and roots of 20421208332
- 20421208332 squared (204212083322) is 417025749738946222224
- 20421208332 cubed (204212083323) is 8516169715227515418180672370368
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The
square root of 20421208332 is 142902.7932967025 -
The
cube root of 20421208332 is 2733.3409758593
Scales and comparisons
How big is 20421208332?- 20,421,208,332 seconds is equal to 649 years, 17 weeks, 1 day, 13 hours, 52 minutes, 12 seconds.
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To count from 1 to 20,421,208,332 would take you about one thousand, two hundred ninety-eight 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 20421208332 cubic inches would be around 227.8 feet tall.
Recreational maths with 20421208332
- 20421208332 backwards is 23380212402
- The number of decimal digits it has is: 11
- The sum of 20421208332's digits is 27
- More coming soon!
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