21164036400
21,164,036,400 is an even composite number composed of five prime numbers multiplied together.
21164036400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21164036400:
24 × 37 × 52 × 13 × 1861
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 13 × 1861)See below for interesting mathematical facts about the number 21164036400 from the Numbermatics database.
Names of 21164036400
- Cardinal: 21164036400 can be written as Twenty-one billion, one hundred sixty-four million, thirty-six thousand, four hundred.
Scientific notation
- Scientific notation: 2.11640364 × 1010
Factors of 21164036400
Divisors of 21164036400
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 36 39 40 45 48 50 52 54 60 65 72 75 78 80 81 90 100 104 108 117 120 130 135 144 150 156 162 180 195 200 208 216 225 234 240 243 260 270 300 312 324 325 351 360 390 400 405 432 450 468 486 520 540 585 600 624 648 650 675 702 720 729 780 810 900 936 972 975 1040 1053 1080 1170 1200 1215 1296 1300 1350 1404 1458 1560 1620 1755 1800 1861 1872 1944 1950 2025 2106 2160 2187 2340 2430 2600 2700 2808 2916 2925 3120 3159 3240 3510 3600 3645 3722 3888 3900 4050 4212 4374 4680 4860 5200 5265 5400 5583 5616 5832 5850 6075 6318 6480 7020 7290 7444 7800 8100 8424 8748 8775 9305 9360 9477 9720 10530 10800 10935 11166 11664 11700 12150 12636 14040 14580 14888 15600 15795 16200 16749 16848 17496 17550 18225 18610 18954 19440 21060 21870 22332 23400 24193 24300 25272 26325 27915 28080 28431 29160 29776 31590 32400 33498 34992 35100 36450 37220 37908 42120 43740 44664 46525 46800 47385 48386 48600 50247 50544 52650 54675 55830 56862 58320 63180 66996 70200 72579 72900 74440 75816 78975 83745 84240 87480 89328 93050 94770 96772 97200 100494 105300 109350 111660 113724 120965 126360 133992 139575 140400 142155 145158 145800 148880 150741 151632 157950 167490 174960 186100 189540 193544 200988 210600 217737 218700 223320 227448 236925 241930 251235 252720 267984 279150 284310 290316 291600 301482 315900 334980 362895 372200 379080 387088 401976 418725 421200 435474 437400 446640 452223 454896 473850 483860 502470 558300 568620 580632 602964 604825 631800 653211 669960 710775 725790 744400 753705 758160 803952 837450 870948 874800 904446 947700 967720 1004940 1088685 1116600 1137240 1161264 1205928 1209650 1256175 1263600 1306422 1339920 1356669 1421550 1451580 1507410 1674900 1741896 1808892 1814475 1895400 1935440 1959633 2009880 2177370 2233200 2261115 2274480 2411856 2419300 2512350 2612844 2713338 2843100 2903160 3014820 3266055 3349800 3483792 3617784 3628950 3768525 3790800 3919266 4019760 4070007 4354740 4522230 4838600 5024700 5225688 5426676 5443425 5686200 5806320 5878899 6029640 6532110 6699600 6783345 7235568 7257900 7537050 7838532 8140014 8709480 9044460 9677200 9798165 10049400 10451376 10853352 10886850 11305575 11372400 11757798 12059280 13064220 13566690 14515800 15074100 15677064 16280028 16330275 17418960 17636697 18088920 19596330 20098800 20350035 21706704 21773700 22611150 23515596 26128440 27133380 29031600 29394495 30148200 31354128 32560056 32660550 33916725 35273394 36177840 39192660 40700070 43547400 45222300 47031192 48990825 52256880 52910091 54266760 58788990 60296400 65120112 65321100 67833450 70546788 78385320 81400140 87094800 88183485 90444600 94062384 97981650 101750175 105820182 108533520 117577980 130642200 135666900 141093576 146972475 156770640 162800280 176366970 180889200 195963300 203500350 211640364 235155960 261284400 264550455 271333800 282187152 293944950 325600560 352733940 391926600 407000700 423280728 440917425 470311920 529100910 542667600 587889900 705467880 783853200 814001400 846561456 881834850 1058201820 1175779800 1322752275 1410935760 1628002800 1763669700 2116403640 2351559600 2645504550 3527339400 4232807280 5291009100 7054678800 10582018200 21164036400
- Sum of all divisors σ(n): 82168421440
- Sum of proper divisors (its aliquot sum) s(n): 61004385040
- 21164036400 is an abundant number, because the sum of its proper divisors (61004385040) is greater than itself. Its abundance is 39840348640
Bases of 21164036400
- Binary: 100111011010111100110010001001100002
- Hexadecimal: 0x4ED799130
- Base-36: 9Q0IR00
Squares and roots of 21164036400
- 21164036400 squared (211640364002) is 447916436740524960000
- 21164036400 cubed (211640364003) is 9479719771334767608548544000000
-
The
square root of 21164036400 is 145478.6458556719 -
The
cube root of 21164036400 is 2766.0891083231
Scales and comparisons
How big is 21164036400?- 21,164,036,400 seconds is equal to 672 years, 49 weeks, 3 days, 3 hours.
-
To count from 1 to 21,164,036,400 would take you about one thousand, three hundred forty-five 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 21164036400 cubic inches would be around 230.5 feet tall.
Recreational maths with 21164036400
- 21164036400 backwards is 00463046112
- 21164036400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21164036400's digits is 27
- More coming soon!
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