21420662400
21,420,662,400 is an even composite number composed of six prime numbers multiplied together.
21420662400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21420662400:
27 × 32 × 52 × 61 × 89 × 137
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 61 × 89 × 137)See below for interesting mathematical facts about the number 21420662400 from the Numbermatics database.
Names of 21420662400
- Cardinal: 21420662400 can be written as Twenty-one billion, four hundred twenty million, six hundred sixty-two thousand, four hundred.
Scientific notation
- Scientific notation: 2.14206624 × 1010
Factors of 21420662400
Divisors of 21420662400
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 61 64 72 75 80 89 90 96 100 120 122 128 137 144 150 160 178 180 183 192 200 225 240 244 267 274 288 300 305 320 356 360 366 384 400 411 445 450 480 488 534 548 549 576 600 610 640 685 712 720 732 800 801 822 890 900 915 960 976 1068 1096 1098 1152 1200 1220 1233 1335 1370 1424 1440 1464 1525 1600 1602 1644 1780 1800 1830 1920 1952 2055 2136 2192 2196 2225 2400 2440 2466 2670 2740 2745 2848 2880 2928 3050 3200 3204 3288 3425 3560 3600 3660 3904 4005 4110 4272 4384 4392 4450 4575 4800 4880 4932 5340 5429 5480 5490 5696 5760 5856 6100 6165 6408 6576 6675 6850 7120 7200 7320 7808 8010 8220 8357 8544 8768 8784 8900 9150 9600 9760 9864 10275 10680 10858 10960 10980 11392 11712 12193 12200 12330 12816 13152 13350 13700 13725 14240 14400 14640 16020 16287 16440 16714 17088 17536 17568 17800 18300 19520 19728 20025 20550 21360 21716 21920 21960 23424 24386 24400 24660 25071 25632 26304 26700 27145 27400 27450 28480 28800 29280 30825 32040 32574 32880 33428 34176 35136 35600 36579 36600 39040 39456 40050 41100 41785 42720 43432 43840 43920 48772 48800 48861 49320 50142 51264 52608 53400 54290 54800 54900 56960 58560 60965 61650 64080 65148 65760 66856 70272 71200 73158 73200 75213 78912 80100 81435 82200 83570 85440 86864 87680 87840 97544 97600 97722 98640 100284 102528 106800 108580 109600 109737 109800 117120 121930 123300 125355 128160 130296 131520 133712 135725 142400 146316 146400 150426 157824 160200 162870 164400 167140 170880 173728 175680 182895 195088 195200 195444 197280 200568 208925 213600 217160 219200 219474 219600 243860 244305 246600 250710 256320 260592 263040 267424 271450 284800 292632 292800 300852 304825 320400 325740 328800 334280 347456 351360 365790 376065 390176 390888 394560 401136 407175 417850 427200 434320 438400 438948 439200 487720 488610 493200 501420 512640 521184 534848 542900 548685 585264 585600 601704 609650 626775 640800 651480 657600 668560 694912 731580 743773 752130 780352 781776 789120 802272 814350 835700 854400 868640 877896 878400 914475 975440 977220 986400 1002840 1042368 1069696 1085800 1097370 1170528 1203408 1219300 1221525 1253550 1281600 1302960 1315200 1337120 1463160 1487546 1504260 1560704 1563552 1604544 1628700 1671400 1737280 1755792 1756800 1828950 1880325 1950880 1954440 1972800 2005680 2084736 2171600 2194740 2231319 2341056 2406816 2438600 2443050 2507100 2563200 2605920 2674240 2743425 2926320 2975092 3008520 3127104 3209088 3257400 3342800 3474560 3511584 3657900 3718865 3760650 3901760 3908880 3945600 4011360 4343200 4389480 4462638 4682112 4813632 4877200 4886100 5014200 5211840 5348480 5486850 5852640 5950184 6017040 6254208 6514800 6685600 6693957 7023168 7315800 7437730 7521300 7803520 7817760 8022720 8686400 8778960 8925276 9627264 9754400 9772200 10028400 10423680 10973700 11156595 11705280 11900368 12034080 13029600 13371200 13387914 14046336 14631600 14875460 15042600 15635520 16045440 17372800 17557920 17850552 18594325 19508800 19544400 20056800 21947400 22313190 23410560 23800736 24068160 26059200 26742400 26775828 29263200 29750920 30085200 31271040 33469785 35115840 35701104 37188650 39017600 39088800 40113600 43894800 44626380 47601472 48136320 52118400 53551656 55782975 58526400 59501840 60170400 66939570 70231680 71402208 74377300 78177600 80227200 87789600 89252760 95202944 107103312 111565950 117052800 119003680 120340800 133879140 142804416 148754600 156355200 167348925 175579200 178505520 214206624 223131900 238007360 240681600 267758280 285608832 297509200 334697850 351158400 357011040 428413248 446263800 476014720 535516560 595018400 669395700 714022080 856826496 892527600 1071033120 1190036800 1338791400 1428044160 1785055200 2142066240 2380073600 2677582800 3570110400 4284132480 5355165600 7140220800 10710331200 21420662400
- Sum of all divisors σ(n): 79133160600
- Sum of proper divisors (its aliquot sum) s(n): 57712498200
- 21420662400 is an abundant number, because the sum of its proper divisors (57712498200) is greater than itself. Its abundance is 36291835800
Bases of 21420662400
- Binary: 100111111001100010101011110100000002
- Hexadecimal: 0x4FCC55E80
- Base-36: 9U9B4W0
Squares and roots of 21420662400
- 21420662400 squared (214206624002) is 458844777654773760000
- 21420662400 cubed (214206624003) is 9828759076145972461338624000000
-
The
square root of 21420662400 is 146357.9939736809 -
The
cube root of 21420662400 is 2777.2243572803
Scales and comparisons
How big is 21420662400?- 21,420,662,400 seconds is equal to 681 years, 5 weeks, 5 days, 8 hours.
-
To count from 1 to 21,420,662,400 would take you about one thousand, three hundred sixty-two 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 21420662400 cubic inches would be around 231.4 feet tall.
Recreational maths with 21420662400
- 21420662400 backwards is 00426602412
- The number of decimal digits it has is: 11
- The sum of 21420662400's digits is 27
- More coming soon!
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