21971321190
21,971,321,190 is an even composite number composed of seven prime numbers multiplied together.
21971321190 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21971321190:
2 × 32 × 5 × 73 × 13 × 53 × 1033
(2 × 3 × 3 × 5 × 7 × 7 × 7 × 13 × 53 × 1033)See below for interesting mathematical facts about the number 21971321190 from the Numbermatics database.
Names of 21971321190
- Cardinal: 21971321190 can be written as Twenty-one billion, nine hundred seventy-one million, three hundred twenty-one thousand, one hundred ninety.
Scientific notation
- Scientific notation: 2.197132119 × 1010
Factors of 21971321190
Divisors of 21971321190
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 26 30 35 39 42 45 49 53 63 65 70 78 90 91 98 105 106 117 126 130 147 159 182 195 210 234 245 265 273 294 315 318 343 371 390 441 455 477 490 530 546 585 630 637 686 689 735 742 795 819 882 910 954 1029 1033 1113 1170 1274 1365 1378 1470 1590 1638 1715 1855 1911 2058 2066 2067 2205 2226 2385 2597 2730 3087 3099 3185 3339 3430 3445 3710 3822 4095 4134 4410 4459 4770 4823 5145 5165 5194 5565 5733 6174 6198 6201 6370 6678 6890 7231 7791 8190 8918 9297 9555 9646 10290 10330 10335 11130 11466 12402 12985 13377 13429 14462 14469 15435 15495 15582 16695 18179 18594 19110 20670 21693 22295 23373 24115 25970 26754 26858 28665 28938 30870 30990 31005 33390 33761 36155 36358 38955 40131 40287 43386 43407 44590 46485 46746 48230 50617 54537 54749 57330 62010 65079 66885 67145 67522 72310 72345 77910 80262 80574 86814 90895 92970 94003 101234 101283 108465 109074 109498 116865 120861 130158 133770 134290 144690 151851 163611 164247 168805 181790 188006 200655 201435 202566 216930 217035 233730 236327 241722 253085 272685 273745 282009 303702 303849 325395 327222 328494 337610 354319 383243 401310 402870 434070 455553 470015 472654 492741 506170 506415 545370 547490 564018 604305 607698 650790 658021 708638 708981 711737 759255 766486 818055 821235 846027 911106 940030 985482 1012830 1062957 1149729 1181635 1208610 1316042 1410045 1417962 1423474 1518510 1519245 1636110 1642470 1692054 1771595 1916215 1974063 2125914 2126943 2135211 2277765 2299458 2363270 2463705 2682701 2820090 3038490 3188871 3290105 3449187 3543190 3544905 3558685 3832430 3948126 4230135 4253886 4270422 4555530 4606147 4927410 4982159 5314785 5365402 5748645 5922189 6377742 6405633 6580210 6898374 7089810 7117370 8048103 8460270 9212294 9870315 9964318 10629570 10634715 10676055 11497290 11844378 12811266 13413505 13818441 14946477 15944355 16096206 17245935 18778907 19740630 21269430 21352110 23030735 24144309 24910795 26827010 27636882 29610945 29892954 31888710 32028165 34491870 34875113 37557814 40240515 41455323 44839431 46061470 48288618 49821590 56336721 59221890 64056330 69092205 69750226 74732385 80481030 82910646 89678862 93894535 104625339 112673442 120721545 138184410 149464770 169010163 174375565 187789070 207276615 209250678 224197155 241443090 244125791 281683605 313876017 338020326 348751130 414553230 448394310 488251582 523126695 563367210 627752034 732377373 845050815 1046253390 1220628955 1464754746 1569380085 1690101630 2197132119 2441257910 3138760170 3661886865 4394264238 7323773730 10985660595 21971321190
- Sum of all divisors σ(n): 73167494400
- Sum of proper divisors (its aliquot sum) s(n): 51196173210
- 21971321190 is an abundant number, because the sum of its proper divisors (51196173210) is greater than itself. Its abundance is 29224852020
Bases of 21971321190
- Binary: 101000111011001011111000001011001102
- Hexadecimal: 0x51D97C166
- Base-36: A3D5NXI
Squares and roots of 21971321190
- 21971321190 squared (219713211902) is 482738954834143016100
- 21971321190 cubed (219713211903) is 10606412627585859385128441159000
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The
square root of 21971321190 is 148227.2619662119 -
The
cube root of 21971321190 is 2800.8212382745
Scales and comparisons
How big is 21971321190?- 21,971,321,190 seconds is equal to 698 years, 32 weeks, 1 day, 16 hours, 46 minutes, 30 seconds.
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To count from 1 to 21,971,321,190 would take you about one thousand, three hundred ninety-seven 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 21971321190 cubic inches would be around 233.4 feet tall.
Recreational maths with 21971321190
- 21971321190 backwards is 09112317912
- The number of decimal digits it has is: 11
- The sum of 21971321190's digits is 36
- More coming soon!
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