18909057321
18,909,057,321 is an odd composite number composed of six prime numbers multiplied together.
18909057321 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18909057321:
32 × 73 × 112 × 23 × 31 × 71
(3 × 3 × 7 × 7 × 7 × 11 × 11 × 23 × 31 × 71)See below for interesting mathematical facts about the number 18909057321 from the Numbermatics database.
Names of 18909057321
- Cardinal: 18909057321 can be written as Eighteen billion, nine hundred nine million, fifty-seven thousand, three hundred twenty-one.
Scientific notation
- Scientific notation: 1.8909057321 × 1010
Factors of 18909057321
Divisors of 18909057321
- Number of divisors d(n): 288
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Complete list of divisors:
1 3 7 9 11 21 23 31 33 49 63 69 71 77 93 99 121 147 161 207 213 217 231 253 279 341 343 363 441 483 497 539 639 651 693 713 759 781 847 1023 1029 1089 1127 1449 1491 1519 1617 1633 1771 1953 2139 2201 2277 2343 2387 2541 2783 3069 3087 3381 3479 3751 3773 4473 4557 4851 4899 4991 5313 5467 5929 6417 6603 7029 7161 7623 7843 7889 8349 8591 10143 10437 10633 11253 11319 11431 12397 13671 14697 14973 15407 15939 16401 16709 17787 17963 19481 19809 21483 23529 23667 24211 24353 25047 25773 26257 31311 31899 33759 33957 34293 34937 37191 38269 41503 44919 46221 49203 50127 50623 53361 53889 54901 58443 60137 70587 71001 72633 73059 77319 78771 80017 86273 86779 95697 102879 104811 107849 111573 114807 116963 124509 125741 136367 138663 150381 151869 161667 164703 169477 175329 180411 183799 197593 217899 219177 236313 240051 244559 258819 260337 266321 267883 314433 323547 344421 350889 354361 373527 377223 384307 409101 420959 455607 494109 508431 541233 551397 556853 560119 592779 603911 720153 733677 754943 776457 781011 798963 803649 880187 954569 970641 1052667 1063083 1131669 1152921 1186339 1227303 1262877 1286593 1383151 1525293 1654191 1670559 1680357 1778337 1811733 1864247 2201031 2264829 2396889 2410947 2480527 2640561 2690149 2863707 2946713 3189249 3458763 3559017 3788631 3859779 3897971 4149453 4227377 5011677 5041071 5435199 5592741 6125383 6161309 6794487 7441581 7921683 8070447 8304373 8591121 8840139 9682057 10677051 11579337 11693913 12448359 12682131 13049729 16778223 17363689 18376149 18483927 22324743 24211341 24913119 26520417 27285797 29046171 29591639 35081739 38046393 39149187 42877681 52091067 55128447 55451781 67774399 74739357 81857391 87138513 88774917 91348103 117447561 128633043 156273201 191000579 203323197 245572173 266324751 274044309 300143767 385899129 573001737 609969591 822132927 900431301 1719005211 2101006369 2701293903 6303019107 18909057321
- Sum of all divisors σ(n): 38242713600
- Sum of proper divisors (its aliquot sum) s(n): 19333656279
- 18909057321 is an abundant number, because the sum of its proper divisors (19333656279) is greater than itself. Its abundance is 424598958
Bases of 18909057321
- Binary: 100011001110001000101010001001010012
- Hexadecimal: 0x467115129
- Base-36: 8OPYQ09
Squares and roots of 18909057321
- 18909057321 squared (189090573212) is 357552448768863697041
- 18909057321 cubed (189090573213) is 6760979749034359527384247087161
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The
square root of 18909057321 is 137510.2080610745 -
The
cube root of 18909057321 is 2664.1374415907
Scales and comparisons
How big is 18909057321?- 18,909,057,321 seconds is equal to 601 years, 12 weeks, 6 days, 19 hours, 55 minutes, 21 seconds.
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To count from 1 to 18,909,057,321 would take you about one thousand, two hundred two 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 18909057321 cubic inches would be around 222 feet tall.
Recreational maths with 18909057321
- 18909057321 backwards is 12375090981
- The number of decimal digits it has is: 11
- The sum of 18909057321's digits is 45
- More coming soon!
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"Number 18909057321 - Facts about the integer". Numbermatics.com. 2024. Web. 26 May 2024.
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Numbermatics. (2024). Number 18909057321 - Facts about the integer. Retrieved 26 May 2024, from https://numbermatics.com/n/18909057321/
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The information we have on file for 18909057321 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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