21529016320
21,529,016,320 is an even composite number composed of five prime numbers multiplied together.
21529016320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21529016320:
211 × 5 × 72 × 107 × 401
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 107 × 401)See below for interesting mathematical facts about the number 21529016320 from the Numbermatics database.
Names of 21529016320
- Cardinal: 21529016320 can be written as Twenty-one billion, five hundred twenty-nine million, sixteen thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.152901632 × 1010
Factors of 21529016320
Divisors of 21529016320
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 107 112 128 140 160 196 214 224 245 256 280 320 392 401 428 448 490 512 535 560 640 749 784 802 856 896 980 1024 1070 1120 1280 1498 1568 1604 1712 1792 1960 2005 2048 2140 2240 2560 2807 2996 3136 3208 3424 3584 3745 3920 4010 4280 4480 5120 5243 5614 5992 6272 6416 6848 7168 7490 7840 8020 8560 8960 10240 10486 11228 11984 12544 12832 13696 14035 14336 14980 15680 16040 17120 17920 19649 20972 22456 23968 25088 25664 26215 27392 28070 29960 31360 32080 34240 35840 39298 41944 42907 44912 47936 50176 51328 52430 54784 56140 59920 62720 64160 68480 71680 78596 83888 85814 89824 95872 98245 100352 102656 104860 109568 112280 119840 125440 128320 136960 157192 167776 171628 179648 191744 196490 205312 209720 214535 219136 224560 239680 250880 256640 273920 300349 314384 335552 343256 359296 383488 392980 410624 419440 429070 449120 479360 501760 513280 547840 600698 628768 671104 686512 718592 766976 785960 821248 838880 858140 898240 958720 1026560 1095680 1201396 1257536 1342208 1373024 1437184 1501745 1533952 1571920 1677760 1716280 1796480 1917440 2053120 2102443 2402792 2515072 2684416 2746048 2874368 3003490 3143840 3355520 3432560 3592960 3834880 4106240 4204886 4805584 5030144 5368832 5492096 5748736 6006980 6287680 6711040 6865120 7185920 7669760 8409772 9611168 10060288 10512215 10737664 10984192 12013960 12575360 13422080 13730240 14371840 16819544 19222336 20120576 21024430 21968384 24027920 25150720 26844160 27460480 28743680 33639088 38444672 40241152 42048860 43936768 48055840 50301440 53688320 54920960 67278176 76889344 84097720 87873536 96111680 100602880 109841920 134556352 153778688 168195440 192223360 201205760 219683840 269112704 307557376 336390880 384446720 439367680 538225408 615114752 672781760 768893440 1076450816 1345563520 1537786880 2152901632 2691127040 3075573760 4305803264 5382254080 10764508160 21529016320
- Sum of all divisors σ(n): 60803673840
- Sum of proper divisors (its aliquot sum) s(n): 39274657520
- 21529016320 is an abundant number, because the sum of its proper divisors (39274657520) is greater than itself. Its abundance is 17745641200
Bases of 21529016320
- Binary: 101000000110011101010111000000000002
- Hexadecimal: 0x5033AB800
- Base-36: 9W1TJB4
Squares and roots of 21529016320
- 21529016320 squared (215290163202) is 463498543706826342400
- 21529016320 cubed (215290163203) is 9978667711760497620935507968000
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The
square root of 21529016320 is 146727.6944547279 -
The
cube root of 21529016320 is 2781.8992387329
Scales and comparisons
How big is 21529016320?- 21,529,016,320 seconds is equal to 684 years, 28 weeks, 6 days, 10 hours, 18 minutes, 40 seconds.
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To count from 1 to 21,529,016,320 would take you about one thousand, three hundred sixty-nine 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 21529016320 cubic inches would be around 231.8 feet tall.
Recreational maths with 21529016320
- 21529016320 backwards is 02361092512
- The number of decimal digits it has is: 11
- The sum of 21529016320's digits is 31
- More coming soon!
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