21102464988
21,102,464,988 is an even composite number composed of seven prime numbers multiplied together.
21102464988 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 21102464988:
22 × 32 × 11 × 19 × 41 × 67 × 1021
(2 × 2 × 3 × 3 × 11 × 19 × 41 × 67 × 1021)See below for interesting mathematical facts about the number 21102464988 from the Numbermatics database.
Names of 21102464988
- Cardinal: 21102464988 can be written as Twenty-one billion, one hundred two million, four hundred sixty-four thousand, nine hundred eighty-eight.
Scientific notation
- Scientific notation: 2.1102464988 × 1010
Factors of 21102464988
Divisors of 21102464988
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 9 11 12 18 19 22 33 36 38 41 44 57 66 67 76 82 99 114 123 132 134 164 171 198 201 209 228 246 268 342 369 396 402 418 451 492 603 627 684 737 738 779 804 836 902 1021 1206 1254 1273 1353 1474 1476 1558 1804 1881 2042 2211 2337 2412 2508 2546 2706 2747 2948 3063 3116 3762 3819 4059 4084 4422 4674 5092 5412 5494 6126 6633 7011 7524 7638 8118 8241 8569 8844 9189 9348 10988 11231 11457 12252 13266 14003 14022 15276 16236 16482 17138 18378 19399 22462 22914 24723 25707 26532 28006 28044 30217 32964 33693 34276 36756 38798 41861 42009 44924 45828 49446 51414 52193 56012 58197 60434 67386 68407 77121 77596 83722 84018 90651 98892 101079 102828 104386 116394 120868 125583 126027 134772 136814 154242 156579 167444 168036 174591 181302 202158 205221 208772 213389 232788 251166 252054 271953 273628 308484 313158 349182 362604 376749 404316 410442 426778 460471 469737 502332 504108 543906 574123 615663 626316 640167 698364 752477 753498 795359 820884 853556 920942 939474 1087812 1148246 1231326 1280334 1299733 1381413 1504954 1506996 1590718 1722369 1841884 1878948 1920501 2257431 2296492 2386077 2462652 2560668 2599466 2762826 2804687 3009908 3181436 3444738 3841002 3899199 4144239 4514862 4772154 5167107 5198932 5525652 5609374 6772293 6889476 7158231 7682004 7798398 8288478 8414061 8748949 9029724 9544308 10334214 11218748 11697597 13544586 14297063 14316462 15596796 16576956 16828122 17497898 20668428 23395194 25242183 26246847 27089172 28594126 28632924 30851557 33656244 34995796 42891189 46790388 50484366 52493694 53289053 57188252 61703114 78740541 85782378 92554671 100968732 104987388 106578106 123406228 128673567 157481082 159867159 171564756 185109342 213156212 257347134 277664013 314962164 319734318 370218684 479601477 514694268 555328026 586179583 639468636 959202954 1110656052 1172359166 1758538749 1918405908 2344718332 3517077498 5275616247 7034154996 10551232494 21102464988
- Sum of all divisors σ(n): 63747290880
- Sum of proper divisors (its aliquot sum) s(n): 42644825892
- 21102464988 is an abundant number, because the sum of its proper divisors (42644825892) is greater than itself. Its abundance is 21542360904
Bases of 21102464988
- Binary: 100111010011100111000001111110111002
- Hexadecimal: 0x4E9CE0FDC
- Base-36: 9OZV270
Squares and roots of 21102464988
- 21102464988 squared (211024649882) is 445314028569765840144
- 21102464988 cubed (211024649883) is 9397223696558715356997164878272
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The
square root of 21102464988 is 145266.8750541567 -
The
cube root of 21102464988 is 2763.4040905841
Scales and comparisons
How big is 21102464988?- 21,102,464,988 seconds is equal to 670 years, 51 weeks, 4 days, 11 hours, 49 minutes, 48 seconds.
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To count from 1 to 21,102,464,988 would take you about one thousand, three hundred forty-one 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 21102464988 cubic inches would be around 230.3 feet tall.
Recreational maths with 21102464988
- 21102464988 backwards is 88946420112
- The number of decimal digits it has is: 11
- The sum of 21102464988's digits is 45
- More coming soon!
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