21054327840
21,054,327,840 is an even composite number composed of six prime numbers multiplied together.
21054327840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21054327840:
25 × 33 × 5 × 73 × 13 × 1093
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 13 × 1093)See below for interesting mathematical facts about the number 21054327840 from the Numbermatics database.
Names of 21054327840
- Cardinal: 21054327840 can be written as Twenty-one billion, fifty-four million, three hundred twenty-seven thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.105432784 × 1010
Factors of 21054327840
Divisors of 21054327840
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 49 52 54 56 60 63 65 70 72 78 80 84 90 91 96 98 104 105 108 112 117 120 126 130 135 140 144 147 156 160 168 180 182 189 195 196 208 210 216 224 234 240 245 252 260 270 273 280 288 294 312 315 336 343 351 360 364 378 390 392 416 420 432 441 455 468 480 490 504 520 540 546 560 585 588 624 630 637 672 686 702 720 728 735 756 780 784 819 840 864 882 910 936 945 980 1008 1029 1040 1080 1092 1093 1120 1170 1176 1248 1260 1274 1323 1365 1372 1404 1440 1456 1470 1512 1560 1568 1638 1680 1715 1755 1764 1820 1872 1890 1911 1960 2016 2058 2080 2160 2184 2186 2205 2340 2352 2457 2520 2548 2646 2730 2744 2808 2912 2940 3024 3087 3120 3185 3276 3279 3360 3430 3510 3528 3640 3744 3780 3822 3920 4095 4116 4320 4368 4372 4410 4459 4680 4704 4914 5040 5096 5145 5292 5460 5465 5488 5616 5733 5880 6048 6174 6240 6370 6552 6558 6615 6860 7020 7056 7280 7560 7644 7651 7840 8190 8232 8736 8744 8820 8918 9261 9360 9555 9828 9837 10080 10192 10290 10584 10920 10930 10976 11232 11466 11760 12285 12348 12740 13104 13116 13230 13377 13720 14040 14112 14209 14560 15120 15288 15302 15435 16380 16395 16464 17199 17488 17640 17836 18522 18720 19110 19656 19674 20384 20580 21168 21840 21860 22295 22932 22953 23520 24570 24696 25480 26208 26232 26460 26754 27440 28080 28418 28665 29511 30240 30576 30604 30870 32760 32790 32928 34398 34976 35280 35672 37044 38220 38255 39312 39348 40131 41160 42336 42627 43680 43720 44590 45864 45906 46305 49140 49185 49392 50960 52464 52920 53508 53557 54880 56160 56836 57330 59022 61152 61208 61740 65520 65580 66885 68796 68859 70560 71045 71344 74088 76440 76510 78624 78696 80262 82320 85254 85995 87440 89180 91728 91812 92610 98280 98370 98784 99463 101920 104928 105840 107016 107114 113672 114660 114765 118044 120393 122416 123480 127881 131040 131160 133770 137592 137718 142090 142688 147555 148176 152880 153020 157392 160524 160671 164640 170508 171990 174880 178360 183456 183624 185220 196560 196740 198926 200655 206577 211680 213135 214032 214228 227344 229320 229530 236088 240786 244832 246960 255762 262320 267540 267785 275184 275436 284180 295110 296352 298389 305760 306040 314784 321048 321342 341016 343980 344295 356720 367248 370440 374899 383643 393120 393480 397852 401310 413154 426270 428064 428456 454688 458640 459060 472176 481572 482013 493920 497315 511524 524640 535080 535570 550368 550872 568360 590220 596778 601965 612080 639405 642096 642684 682032 687960 688590 696241 713440 734496 740880 749798 767286 786960 795704 802620 803355 826308 852540 856912 895167 917280 918120 944352 963144 964026 994630 1023048 1032885 1070160 1071140 1101744 1124697 1136720 1180440 1193556 1203930 1224160 1278810 1284192 1285368 1364064 1375920 1377180 1392482 1446039 1481760 1491945 1499596 1534572 1573920 1591408 1605240 1606710 1652616 1705080 1713824 1790334 1836240 1874495 1918215 1926288 1928052 1989260 2046096 2065770 2088723 2140320 2142280 2203488 2249394 2273440 2360880 2387112 2407860 2410065 2557620 2570736 2685501 2751840 2754360 2784964 2892078 2983890 2999192 3069144 3182816 3210480 3213420 3305232 3374091 3410160 3481205 3580668 3672480 3748990 3836430 3852576 3856104 3978520 4092192 4131540 4177446 4284560 4475835 4498788 4721760 4774224 4815720 4820130 4873687 5115240 5141472 5371002 5508720 5569928 5623485 5784156 5967780 5998384 6138288 6266169 6420960 6426840 6610464 6748182 6820320 6962410 7161336 7230195 7497980 7672860 7712208 7957040 8263080 8354892 8569120 8951670 8997576 9548448 9631440 9640260 9747374 10122273 10230480 10443615 10742004 11017440 11139856 11246970 11568312 11935560 11996768 12276576 12532338 12853680 13427505 13496364 13924820 14322672 14460390 14621061 14995960 15345720 15424416 15914080 16526160 16709784 16870455 17903340 17995152 18798507 19262880 19280520 19494748 20244546 20460960 20887230 21484008 22279712 22493940 23136624 23871120 24368435 25064676 25707360 26855010 26992728 27849640 28645344 28920780 29242122 29991920 30691440 31330845 33052320 33419568 33740910 35806680 35990304 37597014 38561040 38989496 40489092 41774460 42968016 43863183 44987880 46273248 47742240 48736870 50129352 50611365 53710020 53985456 55699280 57841560 58484244 59983840 61382880 62661690 66839136 67481820 71613360 73105305 75194028 77122080 77978992 80978184 83548920 85936032 87726366 89975760 93992535 97473740 100258704 101222730 107420040 107970912 111398560 115683120 116968488 125323380 131589549 134963640 143226720 146210610 150388056 155957984 161956368 167097840 175452732 179951520 187985070 194947480 200517408 202445460 214840080 219315915 231366240 233936976 250646760 263179098 269927280 292421220 300776112 323912736 334195680 350905464 375970140 389894960 404890920 429680160 438631830 467873952 501293520 526358196 539854560 584842440 601552224 657947745 701810928 751940280 779789920 809781840 877263660 1002587040 1052716392 1169684880 1315895490 1403621856 1503880560 1619563680 1754527320 2105432784 2339369760 2631790980 3007761120 3509054640 4210865568 5263581960 7018109280 10527163920 21054327840
- Sum of all divisors σ(n): 92631168000
- Sum of proper divisors (its aliquot sum) s(n): 71576840160
- 21054327840 is an abundant number, because the sum of its proper divisors (71576840160) is greater than itself. Its abundance is 50522512320
Bases of 21054327840
- Binary: 100111001101110111110001100001000002
- Hexadecimal: 0x4E6EF8C20
- Base-36: 9O77BC0
Squares and roots of 21054327840
- 21054327840 squared (210543278402) is 443284720794199065600
- 21054327840 cubed (210543278403) is 9333061838063932297364066304000
-
The
square root of 21054327840 is 145101.0952405253 -
The
cube root of 21054327840 is 2761.3012767405
Scales and comparisons
How big is 21054327840?- 21,054,327,840 seconds is equal to 669 years, 24 weeks, 8 hours, 24 minutes.
-
To count from 1 to 21,054,327,840 would take you about one thousand, three hundred thirty-eight 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 21054327840 cubic inches would be around 230.1 feet tall.
Recreational maths with 21054327840
- 21054327840 backwards is 04872345012
- 21054327840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21054327840's digits is 36
- More coming soon!
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The information we have on file for 21054327840 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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