21481528320
21,481,528,320 is an even composite number composed of six prime numbers multiplied together.
21481528320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred four divisors.
Prime factorization of 21481528320:
210 × 33 × 5 × 7 × 79 × 281
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 79 × 281)See below for interesting mathematical facts about the number 21481528320 from the Numbermatics database.
Names of 21481528320
- Cardinal: 21481528320 can be written as Twenty-one billion, four hundred eighty-one million, five hundred twenty-eight thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.148152832 × 1010
Factors of 21481528320
Divisors of 21481528320
- Number of divisors d(n): 704
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 54 56 60 63 64 70 72 79 80 84 90 96 105 108 112 120 126 128 135 140 144 158 160 168 180 189 192 210 216 224 237 240 252 256 270 280 281 288 315 316 320 336 360 378 384 395 420 432 448 474 480 504 512 540 553 560 562 576 630 632 640 672 711 720 756 768 790 840 843 864 896 945 948 960 1008 1024 1080 1106 1120 1124 1152 1185 1260 1264 1280 1344 1405 1422 1440 1512 1536 1580 1659 1680 1686 1728 1792 1890 1896 1920 1967 2016 2133 2160 2212 2240 2248 2304 2370 2520 2528 2529 2560 2688 2765 2810 2844 2880 3024 3072 3160 3318 3360 3372 3456 3555 3584 3780 3792 3840 3934 4032 4215 4266 4320 4424 4480 4496 4608 4740 4977 5040 5056 5058 5120 5376 5530 5620 5688 5760 5901 6048 6320 6636 6720 6744 6912 7110 7168 7560 7584 7587 7680 7868 8064 8295 8430 8532 8640 8848 8960 8992 9216 9480 9835 9954 10080 10112 10116 10665 10752 11060 11240 11376 11520 11802 12096 12640 12645 13272 13440 13488 13824 14220 14931 15120 15168 15174 15360 15736 16128 16590 16860 17064 17280 17696 17703 17920 17984 18960 19670 19908 20160 20224 20232 21330 21504 22120 22199 22480 22752 23040 23604 24192 24885 25280 25290 26544 26880 26976 27648 28440 29505 29862 30240 30336 30348 31472 32256 33180 33720 34128 34560 35392 35406 35840 35968 37920 37935 39340 39816 40320 40448 40464 42660 44240 44398 44960 45504 46080 47208 48384 49770 50560 50580 53088 53109 53760 53952 56880 59010 59724 60480 60672 60696 62944 64512 66360 66597 67440 68256 69120 70784 70812 71936 74655 75840 75870 78680 79632 80640 80896 80928 85320 88480 88515 88796 89920 91008 94416 96768 99540 101120 101160 106176 106218 107520 107904 110995 113760 118020 119448 120960 121344 121392 125888 132720 133194 134880 136512 138240 141568 141624 143872 149310 151680 151740 155393 157360 159264 161280 161856 170640 176960 177030 177592 179840 182016 188832 193536 199080 199791 202240 202320 212352 212436 215808 221990 227520 236040 238896 241920 242688 242784 251776 265440 265545 266388 269760 273024 283136 283248 287744 298620 303360 303480 310786 314720 318528 322560 323712 332985 341280 353920 354060 355184 359680 364032 377664 398160 399582 404480 404640 424704 424872 431616 443980 455040 466179 472080 477792 483840 485568 503552 530880 531090 532776 539520 546048 566272 566496 597240 599373 606720 606960 621572 629440 637056 647424 665970 682560 707840 708120 710368 719360 728064 755328 776965 796320 799164 809280 849408 849744 863232 887960 910080 932358 944160 955584 967680 971136 998955 1007104 1061760 1062180 1065552 1079040 1092096 1132992 1194480 1198746 1213440 1213920 1243144 1258880 1274112 1294848 1331940 1365120 1398537 1415680 1416240 1420736 1438720 1510656 1553930 1592640 1598328 1618560 1698816 1699488 1775920 1820160 1864716 1888320 1911168 1942272 1997910 2014208 2123520 2124360 2131104 2158080 2184192 2265984 2330895 2388960 2397492 2427840 2486288 2517760 2548224 2589696 2663880 2730240 2797074 2831360 2832480 2841472 2996865 3021312 3107860 3185280 3196656 3237120 3398976 3551840 3640320 3729432 3776640 3822336 3884544 3995820 4195611 4247040 4248720 4262208 4316160 4531968 4661790 4777920 4794984 4855680 4972576 5035520 5096448 5327760 5460480 5594148 5664960 5682944 5993730 6042624 6215720 6370560 6393312 6474240 6797952 6992685 7103680 7458864 7553280 7644672 7769088 7991640 8391222 8494080 8497440 8524416 9063936 9323580 9555840 9589968 9711360 9945152 10071040 10655520 10920960 11188296 11329920 11365888 11987460 12431440 12741120 12786624 12948480 13595904 13985370 14207360 14917728 15106560 15289344 15983280 16782444 16994880 17048832 18127872 18647160 19111680 19179936 19422720 19890304 20978055 21311040 22376592 22659840 22731776 23974920 24862880 25482240 25573248 27191808 27970740 28414720 29835456 30213120 31966560 33564888 33989760 34097664 37294320 38223360 38359872 38845440 39780608 41956110 42622080 44753184 45319680 47949840 49725760 51146496 54383616 55941480 56829440 59670912 63933120 67129776 67979520 68195328 74588640 76446720 76719744 79561216 83912220 85244160 89506368 90639360 95899680 99451520 102292992 111882960 113658880 119341824 127866240 134259552 135959040 149177280 153439488 159122432 167824440 170488320 179012736 191799360 198903040 204585984 223765920 238683648 255732480 268519104 271918080 298354560 306878976 335648880 340976640 358025472 383598720 397806080 447531840 477367296 511464960 537038208 596709120 613757952 671297760 716050944 767197440 795612160 895063680 1022929920 1074076416 1193418240 1342595520 1432101888 1534394880 1790127360 2148152832 2386836480 2685191040 3068789760 3580254720 4296305664 5370382080 7160509440 10740764160 21481528320
- Sum of all divisors σ(n): 88666214400
- Sum of proper divisors (its aliquot sum) s(n): 67184686080
- 21481528320 is an abundant number, because the sum of its proper divisors (67184686080) is greater than itself. Its abundance is 45703157760
Bases of 21481528320
- Binary: 101000000000110011000011100000000002
- Hexadecimal: 0x500661C00
- Base-36: 9V9JPC0
Squares and roots of 21481528320
- 21481528320 squared (214815283202) is 461456058962962022400
- 21481528320 cubed (214815283203) is 9912781399048458515270074368000
-
The
square root of 21481528320 is 146565.7815453525 -
The
cube root of 21481528320 is 2779.8523255407
Scales and comparisons
How big is 21481528320?- 21,481,528,320 seconds is equal to 683 years, 2 weeks, 2 days, 19 hours, 12 minutes.
-
To count from 1 to 21,481,528,320 would take you about one thousand, three hundred sixty-six 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 21481528320 cubic inches would be around 231.7 feet tall.
Recreational maths with 21481528320
- 21481528320 backwards is 02382518412
- 21481528320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21481528320's digits is 36
- More coming soon!
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The information we have on file for 21481528320 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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