21478531200
21,478,531,200 is an even composite number composed of six prime numbers multiplied together.
21478531200 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21478531200:
27 × 3 × 52 × 7 × 137 × 2333
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 7 × 137 × 2333)See below for interesting mathematical facts about the number 21478531200 from the Numbermatics database.
Names of 21478531200
- Cardinal: 21478531200 can be written as Twenty-one billion, four hundred seventy-eight million, five hundred thirty-one thousand, two hundred.
Scientific notation
- Scientific notation: 2.14785312 × 1010
Factors of 21478531200
Divisors of 21478531200
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 25 28 30 32 35 40 42 48 50 56 60 64 70 75 80 84 96 100 105 112 120 128 137 140 150 160 168 175 192 200 210 224 240 274 280 300 320 336 350 384 400 411 420 448 480 525 548 560 600 640 672 685 700 800 822 840 896 959 960 1050 1096 1120 1200 1344 1370 1400 1600 1644 1680 1918 1920 2055 2100 2192 2240 2333 2400 2688 2740 2800 2877 3200 3288 3360 3425 3836 4110 4200 4384 4480 4666 4795 4800 5480 5600 5754 6576 6720 6850 6999 7672 8220 8400 8768 9332 9590 9600 10275 10960 11200 11508 11665 13152 13440 13700 13998 14385 15344 16331 16440 16800 17536 18664 19180 20550 21920 22400 23016 23330 23975 26304 27400 27996 28770 30688 32662 32880 33600 34995 37328 38360 41100 43840 46032 46660 47950 48993 52608 54800 55992 57540 58325 61376 65324 65760 67200 69990 71925 74656 76720 81655 82200 87680 92064 93320 95900 97986 109600 111984 115080 116650 122752 130648 131520 139980 143850 149312 153440 163310 164400 174975 184128 186640 191800 195972 219200 223968 230160 233300 244965 261296 263040 279960 287700 298624 306880 319621 326620 328800 349950 368256 373280 383600 391944 408275 438400 447936 460320 466600 489930 522592 559920 575400 613760 639242 653240 657600 699900 746560 767200 783888 816550 895872 920640 933200 958863 979860 1045184 1119840 1150800 1224825 1278484 1306480 1315200 1399800 1493120 1534400 1567776 1598105 1633100 1841280 1866400 1917726 1959720 2090368 2237347 2239680 2301600 2449650 2556968 2612960 2799600 3068800 3135552 3196210 3266200 3732800 3835452 3919440 4474694 4479360 4603200 4794315 4899300 5113936 5225920 5599200 6271104 6392420 6532400 6712041 7465600 7670904 7838880 7990525 8949388 9206400 9588630 9798600 10227872 10451840 11186735 11198400 12784840 13064800 13424082 15341808 15677760 15981050 17898776 19177260 19597200 20455744 22373470 22396800 23971575 25569680 26129600 26848164 30683616 31355520 31962100 33560205 35797552 38354520 39194400 40911488 44746940 47943150 51139360 52259200 53696328 55933675 61367232 63924200 67120410 71595104 76709040 78388800 89493880 95886300 102278720 107392656 111867350 122734464 127848400 134240820 143190208 153418080 156777600 167801025 178987760 191772600 204557440 214785312 223734700 255696800 268481640 286380416 306836160 335602050 357975520 383545200 429570624 447469400 511393600 536963280 613672320 671204100 715951040 767090400 859141248 894938800 1022787200 1073926560 1342408200 1431902080 1534180800 1789877600 2147853120 2684816400 3068361600 3579755200 4295706240 5369632800 7159510400 10739265600 21478531200
- Sum of all divisors σ(n): 81476392320
- Sum of proper divisors (its aliquot sum) s(n): 59997861120
- 21478531200 is an abundant number, because the sum of its proper divisors (59997861120) is greater than itself. Its abundance is 38519329920
Bases of 21478531200
- Binary: 101000000000011100001100000100000002
- Hexadecimal: 0x500386080
- Base-36: 9V7RGQO
Squares and roots of 21478531200
- 21478531200 squared (214785312002) is 461327302509373440000
- 21478531200 cubed (214785312003) is 9908632860359415723491328000000
-
The
square root of 21478531200 is 146555.5567012047 -
The
cube root of 21478531200 is 2779.7230371215
Scales and comparisons
How big is 21478531200?- 21,478,531,200 seconds is equal to 682 years, 49 weeks, 3 days, 2 hours, 40 minutes.
-
To count from 1 to 21,478,531,200 would take you about one thousand, three hundred sixty-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 21478531200 cubic inches would be around 231.6 feet tall.
Recreational maths with 21478531200
- 21478531200 backwards is 00213587412
- The number of decimal digits it has is: 11
- The sum of 21478531200's digits is 33
- More coming soon!
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