21438963415323948
21,438,963,415,323,948 is an even composite number composed of six prime numbers multiplied together.
21438963415323948 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21438963415323948:
22 × 3 × 13 × 292 × 37 × 664572
(2 × 2 × 3 × 13 × 29 × 29 × 37 × 66457 × 66457)See below for interesting mathematical facts about the number 21438963415323948 from the Numbermatics database.
Names of 21438963415323948
- Cardinal: 21438963415323948 can be written as Twenty-one quadrillion, four hundred thirty-eight trillion, nine hundred sixty-three billion, four hundred fifteen million, three hundred twenty-three thousand, nine hundred forty-eight.
Scientific notation
- Scientific notation: 2.1438963415323948 × 1016
Factors of 21438963415323948
Divisors of 21438963415323948
- Number of divisors d(n): 216
-
Complete list of divisors:
1 2 3 4 6 12 13 26 29 37 39 52 58 74 78 87 111 116 148 156 174 222 348 377 444 481 754 841 962 1073 1131 1443 1508 1682 1924 2146 2262 2523 2886 3219 3364 4292 4524 5046 5772 6438 10092 10933 12876 13949 21866 27898 31117 32799 41847 43732 55796 62234 65598 66457 83694 93351 124468 131196 132914 167388 186702 199371 265828 373404 398742 404521 797484 809042 863941 1213563 1618084 1727882 1927253 2427126 2458909 2591823 3455764 3854506 4854252 4917818 5183646 5781759 7376727 7709012 9835636 10367292 11563518 14753454 23127036 25054289 29506908 31965817 50108578 55890337 63931634 71308361 75162867 95897451 100217156 111780674 127863268 142616722 150325734 167671011 191794902 213925083 223561348 285233444 300651468 335342022 383589804 427850166 670684044 726574381 855700332 927008693 1453148762 1854017386 2067942469 2179723143 2781026079 2906297524 3708034772 4135884938 4359446286 4416532849 5562052158 6203827407 8271769876 8718892572 8833065698 11124104316 12407654814 13249598547 17666131396 24815309628 26499197094 26883252097 52998394188 53766504194 57414927037 80649756291 107533008388 114829854074 128079452621 161299512582 163411715413 172244781111 229659708148 256158905242 322599025164 326823430826 344489562222 384238357863 490235146239 512317810484 653646861652 688979124444 768476715726 980470292478 1536953431452 1665032884073 1960940584956 2124352300369 3330065768146 3714304126009 4248704600738 4738939746977 4995098652219 6373056901107 6660131536292 7428608252018 8497409201476 9477879493954 9990197304438 11142912378027 12746113802214 14216819240931 14857216504036 18955758987908 19980394608876 22285824756054 25492227604428 28433638481862 44571649512108 48285953638117 56867276963724 61606216710701 96571907276234 123212433421402 137429252662333 144857860914351 184818650132103 193143814552468 246424866842804 274858505324666 289715721828702 369637300264206 412287757986999 549717010649332 579431443657404 739274600528412 824575515973998 1649151031947996 1786580284610329 3573160569220658 5359740853830987 7146321138441316 10719481707661974 21438963415323948
- Sum of all divisors σ(n): 57302796714329712
- Sum of proper divisors (its aliquot sum) s(n): 35863833299005764
- 21438963415323948 is an abundant number, because the sum of its proper divisors (35863833299005764) is greater than itself. Its abundance is 14424869883681816
Bases of 21438963415323948
- Binary: 10011000010101010011111101001101011100100010101001011002
- Hexadecimal: 0x4C2A9FA6B9152C
- Base-36: 5V3H7TRUO8C
Squares and roots of 21438963415323948
- 21438963415323948 squared (214389634153239482) is 459629152323598680865829782306704
- 21438963415323948 cubed (214389634153239483) is 9853972581281990304861710371959965191552852147392
-
The
square root of 21438963415323948 is 146420502.0320718201 -
The
cube root of 21438963415323948 is 277801.5051125759
Scales and comparisons
How big is 21438963415323948?- 21,438,963,415,323,948 seconds is equal to 681,692,721 years, 28 weeks, 7 hours, 45 minutes, 48 seconds.
-
To count from 1 to 21,438,963,415,323,948 would take you about two billion, forty-five million, seventy-eight thousand, one hundred sixty-four 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 21438963415323948 cubic inches would be around 23150.1 feet tall.
Recreational maths with 21438963415323948
- 21438963415323948 backwards is 84932351436983412
- The number of decimal digits it has is: 17
- The sum of 21438963415323948's digits is 75
- More coming soon!
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