21461000400
21,461,000,400 is an even composite number composed of five prime numbers multiplied together.
21461000400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 21461000400:
24 × 32 × 52 × 72 × 121661
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 7 × 7 × 121661)See below for interesting mathematical facts about the number 21461000400 from the Numbermatics database.
Names of 21461000400
- Cardinal: 21461000400 can be written as Twenty-one billion, four hundred sixty-one million, four hundred.
Scientific notation
- Scientific notation: 2.14610004 × 1010
Factors of 21461000400
Divisors of 21461000400
- Number of divisors d(n): 270
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 28 30 35 36 40 42 45 48 49 50 56 60 63 70 72 75 80 84 90 98 100 105 112 120 126 140 144 147 150 168 175 180 196 200 210 225 240 245 252 280 294 300 315 336 350 360 392 400 420 441 450 490 504 525 560 588 600 630 700 720 735 784 840 882 900 980 1008 1050 1176 1200 1225 1260 1400 1470 1575 1680 1764 1800 1960 2100 2205 2352 2450 2520 2800 2940 3150 3528 3600 3675 3920 4200 4410 4900 5040 5880 6300 7056 7350 8400 8820 9800 11025 11760 12600 14700 17640 19600 22050 25200 29400 35280 44100 58800 88200 121661 176400 243322 364983 486644 608305 729966 851627 973288 1094949 1216610 1459932 1703254 1824915 1946576 2189898 2433220 2554881 2919864 3041525 3406508 3649830 4258135 4379796 4866440 5109762 5474745 5839728 5961389 6083050 6813016 7299660 7664643 8516270 8759592 9124575 9732880 10219524 10949490 11922778 12166100 12774405 13626032 14599320 15329286 17032540 17519184 17884167 18249150 20439048 21290675 21898980 23845556 24332200 25548810 27373725 29198640 29806945 30658572 34065080 35768334 36498300 38323215 40878096 42581350 43797960 47691112 48664400 51097620 53652501 54747450 59613890 61317144 63872025 68130160 71536668 72996600 76646430 85162700 87595920 89420835 95382224 102195240 107305002 109494900 119227780 122634288 127744050 143073336 145993200 149034725 153292860 170325400 178841670 191616075 204390480 214610004 218989800 238455560 255488100 268262505 286146672 298069450 306585720 340650800 357683340 383232150 429220008 437979600 447104175 476911120 510976200 536525010 596138900 613171440 715366680 766464300 858440016 894208350 1021952400 1073050020 1192277800 1341312525 1430733360 1532928600 1788416700 2146100040 2384555600 2682625050 3065857200 3576833400 4292200080 5365250100 7153666800 10730500200 21461000400
- Sum of all divisors σ(n): 86635631862
- Sum of proper divisors (its aliquot sum) s(n): 65174631462
- 21461000400 is an abundant number, because the sum of its proper divisors (65174631462) is greater than itself. Its abundance is 43713631062
Bases of 21461000400
- Binary: 100111111110010110011100000110100002
- Hexadecimal: 0x4FF2CE0D0
- Base-36: 9UXBPW0
Squares and roots of 21461000400
- 21461000400 squared (214610004002) is 460574538168800160000
- 21461000400 cubed (214610004003) is 9884390347870435501280064000000
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The
square root of 21461000400 is 146495.7350915037 -
The
cube root of 21461000400 is 2778.9665603059
Scales and comparisons
How big is 21461000400?- 21,461,000,400 seconds is equal to 682 years, 20 weeks, 3 days, 5 hours.
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To count from 1 to 21,461,000,400 would take you about one thousand, three hundred sixty-four 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 21461000400 cubic inches would be around 231.6 feet tall.
Recreational maths with 21461000400
- 21461000400 backwards is 00400016412
- 21461000400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21461000400's digits is 18
- More coming soon!
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