21388438425375
21,388,438,425,375 is an odd composite number composed of six prime numbers multiplied together.
21388438425375 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21388438425375:
35 × 53 × 72 × 31 × 71 × 6529
(3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 7 × 7 × 31 × 71 × 6529)See below for interesting mathematical facts about the number 21388438425375 from the Numbermatics database.
Names of 21388438425375
- Cardinal: 21388438425375 can be written as Twenty-one trillion, three hundred eighty-eight billion, four hundred thirty-eight million, four hundred twenty-five thousand, three hundred seventy-five.
Scientific notation
- Scientific notation: 2.1388438425375 × 1013
Factors of 21388438425375
Divisors of 21388438425375
- Number of divisors d(n): 576
-
Complete list of divisors:
1 3 5 7 9 15 21 25 27 31 35 45 49 63 71 75 81 93 105 125 135 147 155 175 189 213 217 225 243 245 279 315 355 375 405 441 465 497 525 567 639 651 675 735 775 837 875 945 1065 1085 1125 1215 1225 1323 1395 1491 1519 1575 1701 1775 1917 1953 2025 2201 2205 2325 2485 2511 2625 2835 3195 3255 3375 3479 3675 3875 3969 4185 4473 4557 4725 5325 5425 5751 5859 6075 6125 6529 6603 6615 6975 7455 7533 7595 7875 8505 8875 9585 9765 10125 10437 11005 11025 11625 11907 12425 12555 13419 13671 14175 15407 15975 16275 17253 17395 17577 18375 19587 19809 19845 20925 22365 22785 23625 26625 27125 28755 29295 30375 31311 32645 33015 33075 34875 37275 37665 37975 40257 41013 42525 45703 46221 47925 48825 52185 52731 55025 55125 58761 59427 59535 62125 62775 67095 68355 70875 77035 79875 81375 86265 86975 87885 93933 97935 99045 99225 104625 107849 111825 113925 120771 123039 137109 138663 143775 146475 156555 163225 165075 165375 176283 178281 186375 188325 189875 201285 202399 205065 212625 228515 231105 239625 244125 260925 263655 275125 281799 293805 297135 297675 313875 319921 323547 335475 341775 369117 385175 411327 415989 431325 434875 439425 463559 469665 489675 495225 496125 528849 534843 539245 559125 569625 603855 607197 615195 685545 693315 718875 732375 782775 816125 825375 845397 881415 891405 941625 959763 970641 1006425 1011995 1025325 1142575 1155525 1233981 1247967 1304625 1318275 1390677 1408995 1416793 1469025 1485675 1488375 1586547 1599605 1617735 1677375 1708875 1821591 1845585 1925875 2056635 2079945 2156625 2197125 2317795 2348325 2448375 2476125 2644245 2674215 2696225 2879289 2911923 3019275 3035985 3075975 3244913 3427725 3466575 3701943 3743901 3913875 4172031 4226985 4250379 4407075 4457025 4798815 4853205 5032125 5059975 5126625 5464773 5712875 5777625 6169905 6239835 6591375 6953385 7044975 7083965 7345125 7428375 7932735 7998025 8088675 8637867 8735769 9107955 9227925 9734739 9917551 10283175 10399725 11105829 11588975 11741625 12516093 12751137 13221225 13371075 13481125 14370329 14396445 14559615 15096375 15179925 15379875 16224565 16394319 17138625 17332875 18509715 18719505 20860155 21134925 21251895 22035375 22285125 22714391 23994075 24266025 25299875 25913601 26207307 27323865 29204217 29752653 30849525 31199175 34766925 35224875 35419825 37548279 38253411 39663675 39990125 40443375 43110987 43189335 43678845 45539775 46139625 48673695 49182957 49587755 51415875 51998625 55529145 57944875 62580465 63755685 66106125 66855375 68143173 71851645 71982225 72798075 75899625 77740803 81122825 81971595 87612651 89257959 92548575 93597525 100592303 104300775 105674625 106259475 112644837 113571955 114760233 119970375 121330125 129332961 129568005 131036535 136619325 146021085 148763265 154247625 155995875 173834625 177099125 187741395 191267055 198318375 204429519 215554935 215946675 218394225 227698875 243368475 245914785 247938775 262837953 267773877 277645725 301776909 312902325 318778425 340715865 344280699 359258225 359911125 363990375 387998883 388704015 405614125 409857975 438063255 446289795 462742875 467987625 502961515 521503875 531297375 563224185 567859775 573801165 613288557 646664805 647840025 655182675 683096625 704146121 730105425 743816325 788513859 803321631 905330727 938706975 956335275 1022147595 1077774675 1079733375 1091971125 1163996649 1216842375 1229573925 1239693875 1314189765 1338869385 1388228625 1508884545 1564511625 1593892125 1703579325 1721403495 1796291125 1839865671 1939994415 1943520075 2049289875 2112438363 2190316275 2231448975 2409964893 2514807575 2715992181 2816120925 2839298875 2869005825 3066442785 3233324025 3239200125 3275913375 3491989947 3520730605 3650527125 3719081625 3942569295 4016608155 4526653635 4693534875 4781676375 5110737975 5388873375 5519597013 5819983245 6147869625 6337315089 6570948825 6694346925 7544422725 8147976543 8517896625 8607017475 9199328355 9699972075 9717600375 10562191815 10951581375 11157244875 12049824465 12574037875 13579960905 14080604625 14345029125 15332213925 16166620125 17459949735 17603653025 19011945267 19712846475 20083040775 22633268175 24443929629 25553689875 27597985065 29099916225 31686575445 32854744125 33471734625 37722113625 40739882715 43035087375 45996641775 48499860375 52810959075 57035835801 60249122325 67899804525 76661069625 87299748675 88018265125 95059726335 98564232375 100415203875 113166340875 122219648145 137989925325 145499581125 158432877225 171107507403 203699413575 229983208875 264054795375 285179179005 301245611625 339499022625 436498743375 475298631675 611098240725 689949626625 792164386125 855537537015 1018497067875 1425895895025 2376493158375 3055491203625 4277687685075 7129479475125 21388438425375
- Sum of all divisors σ(n): 48696359362560
- Sum of proper divisors (its aliquot sum) s(n): 27307920937185
- 21388438425375 is an abundant number, because the sum of its proper divisors (27307920937185) is greater than itself. Its abundance is 5919482511810
Bases of 21388438425375
- Binary: 1001101110011111000100100011001001111000111112
- Hexadecimal: 0x1373E2464F1F
- Base-36: 7KXPO06XR
Squares and roots of 21388438425375
- 21388438425375 squared (213884384253752) is 457465298276057809443890625
- 21388438425375 cubed (213884384253753) is 9784468363923270595884559803788724609375
-
The
square root of 21388438425375 is 4624763.6075128207 -
The
cube root of 21388438425375 is 27758.3102780601
Scales and comparisons
How big is 21388438425375?- 21,388,438,425,375 seconds is equal to 680,086 years, 9 weeks, 3 days, 15 hours, 56 minutes, 15 seconds.
-
To count from 1 to 21,388,438,425,375 would take you about one million, seven hundred thousand, two hundred fifteen 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 21388438425375 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21388438425375
- 21388438425375 backwards is 57352483488312
- 21388438425375 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21388438425375's digits is 63
- More coming soon!
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