21649800249
21,649,800,249 is an odd composite number composed of seven prime numbers multiplied together.
21649800249 is an odd 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 21649800249:
32 × 7 × 112 × 19 × 23 × 67 × 97
(3 × 3 × 7 × 11 × 11 × 19 × 23 × 67 × 97)See below for interesting mathematical facts about the number 21649800249 from the Numbermatics database.
Names of 21649800249
- Cardinal: 21649800249 can be written as Twenty-one billion, six hundred forty-nine million, eight hundred thousand, two hundred forty-nine.
Scientific notation
- Scientific notation: 2.1649800249 × 1010
Factors of 21649800249
Divisors of 21649800249
- Number of divisors d(n): 288
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Complete list of divisors:
1 3 7 9 11 19 21 23 33 57 63 67 69 77 97 99 121 133 161 171 201 207 209 231 253 291 363 399 437 469 483 603 627 679 693 737 759 847 873 1067 1089 1197 1273 1311 1407 1449 1463 1541 1771 1843 1881 2037 2211 2231 2277 2299 2541 2783 3059 3201 3819 3933 4221 4389 4623 4807 5159 5313 5529 6111 6499 6633 6693 6897 7469 7623 8107 8349 8911 9177 9603 10787 11457 11737 12901 13167 13869 14003 14421 15477 15617 15939 16093 16587 16951 19481 19497 20079 20273 20691 22407 24321 24541 25047 26733 27531 29279 32361 33649 35211 38703 42009 42389 43263 45493 46431 46851 48279 50853 52877 56749 58443 58491 60819 67221 71489 72963 73623 80199 82159 87837 97083 98021 100947 105633 116109 118657 123481 126027 127167 136479 140553 141911 144837 149477 152559 154033 158631 170247 171787 175329 182457 186461 204953 214467 220869 223003 246477 263511 269951 294063 296723 302841 322069 355971 370139 370443 381501 409437 425733 448431 462099 466279 475893 500423 510741 515361 559383 614859 643401 669009 739431 786379 809853 864367 882189 890169 966207 1046339 1067913 1078231 1110417 1111329 1277199 1305227 1345293 1358291 1386297 1398837 1501269 1546083 1561021 1644247 1678149 1844577 1889657 2007027 2254483 2359137 2429559 2593101 2670507 2840063 2898621 3139017 3234693 3263953 3331251 3542759 3915681 4074873 4196511 4503807 4683063 4932741 5129069 5504653 5668971 6763449 7077411 7779303 8520189 9417051 9508037 9704079 9791859 10628277 11509729 11747043 12224619 14049189 14798223 14941201 15387207 16513959 17006913 18086717 19880441 20290347 24799313 25560567 28524111 29375577 31240693 31884831 34529187 35903483 44823603 46161621 49541877 54260151 59641323 74397939 85572333 93722079 103587561 104588407 107710449 126607019 134470809 162780453 178923969 218684851 223193817 281166237 313765221 323131347 343647623 379821057 656054553 941295663 1030942869 1139463171 1968163659 2405533361 3092828607 7216600083 21649800249
- Sum of all divisors σ(n): 44244695040
- Sum of proper divisors (its aliquot sum) s(n): 22594894791
- 21649800249 is an abundant number, because the sum of its proper divisors (22594894791) is greater than itself. Its abundance is 945094542
Bases of 21649800249
- Binary: 101000010100110110110111100001110012
- Hexadecimal: 0x50A6DBC39
- Base-36: 9Y1QCS9
Squares and roots of 21649800249
- 21649800249 squared (216498002492) is 468713850821600462001
- 21649800249 cubed (216498002493) is 10147561244227234536807764838249
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The
square root of 21649800249 is 147138.7109125263 -
The
cube root of 21649800249 is 2787.0919562895
Scales and comparisons
How big is 21649800249?- 21,649,800,249 seconds is equal to 688 years, 20 weeks, 4 days, 9 hours, 24 minutes, 9 seconds.
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To count from 1 to 21,649,800,249 would take you about one thousand, three hundred seventy-six 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 21649800249 cubic inches would be around 232.3 feet tall.
Recreational maths with 21649800249
- 21649800249 backwards is 94200894612
- The number of decimal digits it has is: 11
- The sum of 21649800249's digits is 45
- More coming soon!
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The information we have on file for 21649800249 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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