221428208640
221,428,208,640 is an even composite number composed of six prime numbers multiplied together.
221428208640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 221428208640:
210 × 3 × 5 × 31 × 149 × 3121
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 31 × 149 × 3121)See below for interesting mathematical facts about the number 221428208640 from the Numbermatics database.
Names of 221428208640
- Cardinal: 221428208640 can be written as Two hundred twenty-one billion, four hundred twenty-eight million, two hundred eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.2142820864 × 1011
Factors of 221428208640
Divisors of 221428208640
- Number of divisors d(n): 352
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 64 80 93 96 120 124 128 149 155 160 186 192 240 248 256 298 310 320 372 384 447 465 480 496 512 596 620 640 744 745 768 894 930 960 992 1024 1192 1240 1280 1488 1490 1536 1788 1860 1920 1984 2235 2384 2480 2560 2976 2980 3072 3121 3576 3720 3840 3968 4470 4619 4768 4960 5120 5952 5960 6242 7152 7440 7680 7936 8940 9238 9363 9536 9920 11904 11920 12484 13857 14304 14880 15360 15605 15872 17880 18476 18726 19072 19840 23095 23808 23840 24968 27714 28608 29760 31210 31744 35760 36952 37452 38144 39680 46190 46815 47616 47680 49936 55428 57216 59520 62420 69285 71520 73904 74904 76288 79360 92380 93630 95232 95360 96751 99872 110856 114432 119040 124840 138570 143040 147808 149808 152576 158720 184760 187260 190720 193502 199744 221712 228864 238080 249680 277140 286080 290253 295616 299616 369520 374520 381440 387004 399488 443424 457728 465029 476160 483755 499360 554280 572160 580506 591232 599232 739040 749040 762880 774008 798976 886848 930058 967510 998720 1108560 1144320 1161012 1182464 1198464 1395087 1451265 1478080 1498080 1548016 1597952 1773696 1860116 1935020 1997440 2217120 2288640 2322024 2325145 2364928 2396928 2790174 2902530 2956160 2996160 3096032 3195904 3547392 3720232 3870040 3994880 4434240 4644048 4650290 4729856 4793856 5580348 5805060 5912320 5992320 6192064 6975435 7094784 7440464 7740080 7989760 8868480 9288096 9300580 9587712 11160696 11610120 11824640 11984640 12384128 13950870 14189568 14415899 14880928 15480160 15979520 17736960 18576192 18601160 22321392 23220240 23649280 23969280 24768256 27901740 28831798 29761856 30960320 35473920 37152384 37202320 43247697 44642784 46440480 47938560 49536512 55803480 57663596 59523712 61920640 70947840 72079495 74304768 74404640 86495394 89285568 92880960 99073024 111606960 115327192 119047424 123841280 144158990 148609536 148809280 172990788 178571136 185761920 216238485 223213920 230654384 238094848 247682560 288317980 297219072 297618560 345981576 357142272 371523840 432476970 446427840 461308768 476189696 495365120 576635960 595237120 691963152 714284544 743047680 864953940 892855680 922617536 1153271920 1190474240 1383926304 1428569088 1486095360 1729907880 1785711360 1845235072 2306543840 2380948480 2767852608 3459815760 3571422720 3690470144 4613087680 5535705216 6919631520 7142845440 7380940288 9226175360 11071410432 13839263040 14761880576 18452350720 22142820864 27678526080 36904701440 44285641728 55357052160 73809402880 110714104320 221428208640
- Sum of all divisors σ(n): 736212556800
- Sum of proper divisors (its aliquot sum) s(n): 514784348160
- 221428208640 is an abundant number, because the sum of its proper divisors (514784348160) is greater than itself. Its abundance is 293356139520
Bases of 221428208640
- Binary: 110011100011100010011001010100000000002
- Hexadecimal: 0x338E265400
- Base-36: 2TQ0MZ9C
Squares and roots of 221428208640
- 221428208640 squared (2214282086402) is 49030451581519370649600
- 221428208640 cubed (2214282086403) is 10856725062506089172401121132544000
-
The
square root of 221428208640 is 470561.5885726331 -
The
cube root of 221428208640 is 6049.8459413903
Scales and comparisons
How big is 221428208640?- 221,428,208,640 seconds is equal to 7,040 years, 38 weeks, 11 hours, 44 minutes.
-
To count from 1 to 221,428,208,640 would take you about fourteen thousand and eighty-one 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 221428208640 cubic inches would be around 504.2 feet tall.
Recreational maths with 221428208640
- 221428208640 backwards is 046802824122
- The number of decimal digits it has is: 12
- The sum of 221428208640's digits is 39
- More coming soon!
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The information we have on file for 221428208640 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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