21361556601
21,361,556,601 is an odd composite number composed of seven prime numbers multiplied together.
What does the number 21361556601 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 320 divisors.
21361556601 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21361556601:
34 × 7 × 11 × 17 × 31 × 67 × 97
(3 × 3 × 3 × 3 × 7 × 11 × 17 × 31 × 67 × 97)See below for interesting mathematical facts about the number 21361556601 from the Numbermatics database.
Names of 21361556601
- Cardinal: 21361556601 can be written as Twenty-one billion, three hundred sixty-one million, five hundred fifty-six thousand, six hundred one.
Scientific notation
- Scientific notation: 2.1361556601 × 1010
Factors of 21361556601
Divisors of 21361556601
- Number of divisors d(n): 320
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Complete list of divisors:
1 3 7 9 11 17 21 27 31 33 51 63 67 77 81 93 97 99 119 153 187 189 201 217 231 279 291 297 341 357 459 469 527 561 567 603 651 679 693 737 837 873 891 1023 1067 1071 1139 1309 1377 1407 1581 1649 1683 1809 1953 2037 2077 2079 2211 2387 2511 2619 3007 3069 3201 3213 3417 3689 3927 4221 4743 4947 5049 5159 5427 5797 5859 6111 6231 6237 6499 6633 7161 7469 7857 7973 9021 9207 9603 9639 10251 11067 11543 11781 12529 12663 14229 14539 14841 15147 15477 17391 17577 18139 18333 18693 19497 19899 21049 21483 22407 22847 23919 27063 27621 28809 30753 33077 33201 34629 35309 35343 37587 37989 40579 42687 43617 44523 45493 46431 51119 52173 54417 54999 56079 58491 59697 63147 64449 67221 68541 71489 71757 81189 86427 87703 92259 99231 99603 103887 105927 106029 110483 112761 121737 126973 130851 133569 136479 139293 153357 156519 159929 163251 168237 175473 189441 193347 201469 201663 205623 214467 215271 231539 243567 247163 263109 297693 298809 311661 317781 331449 338283 357833 365211 380919 388399 392553 409437 417879 460071 469557 479787 489753 500423 526419 562309 568323 604407 604989 616869 643401 645813 694617 741489 773381 789327 893079 934983 953343 994347 1014849 1073499 1095633 1142757 1165197 1177659 1215313 1228311 1380213 1410283 1439361 1469259 1501269 1686927 1704969 1813221 1850607 1930203 2083851 2216159 2224467 2320143 2367981 2679237 2718793 2860029 2983041 3220497 3286899 3424973 3428271 3495591 3645939 3684933 3936163 4140639 4230849 4318083 4503807 5060781 5439663 5790609 6251553 6648477 6673401 6960429 7103943 8156379 8507191 8949123 9661491 10274919 10284813 10486773 10937817 11808489 12692547 12954249 13511421 15182343 15513113 16318989 18754659 19945431 20020203 20881287 23974811 24469137 25521573 28984473 30824757 31460319 32813451 35425467 37674703 38077641 40534263 45547029 46539339 59836293 62643861 71924433 73407411 76564719 92474271 98440353 106276401 113024109 114232923 139618017 179508879 215773299 220222233 229694157 263722921 277422813 318829203 339072327 418854051 647319897 689082471 791168763 1017216981 1256562153 1941959691 2373506289 3051650943 7120518867 21361556601
- Sum of all divisors σ(n): 44587597824
- Sum of proper divisors (its aliquot sum) s(n): 23226041223
- 21361556601 is an abundant number, because the sum of its proper divisors (23226041223) is greater than itself. Its abundance is 1864484622
Bases of 21361556601
- Binary: 100111110010011111101111100011110012
- Hexadecimal: 0x4F93F7C79
- Base-36: 9TA4AK9
Squares and roots of 21361556601
- 21361556601 squared (213615566012) is 456316100417726673201
- 21361556601 cubed (213615566013) is 9747622207020868073330591349801
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The
square root of 21361556601 is 146155.9324865057 -
The
cube root of 21361556601 is 2774.6676159965
Scales and comparisons
How big is 21361556601?- 21,361,556,601 seconds is equal to 679 years, 12 weeks, 5 hours, 43 minutes, 21 seconds.
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To count from 1 to 21,361,556,601 would take you about one thousand, three hundred fifty-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 21361556601 cubic inches would be around 231.2 feet tall.
Recreational maths with 21361556601
- 21361556601 backwards is 10665516312
- The number of decimal digits it has is: 11
- The sum of 21361556601's digits is 36
- More coming soon!
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