21379712640
21,379,712,640 is an even composite number composed of six prime numbers multiplied together.
21379712640 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 21379712640:
27 × 3 × 5 × 112 × 13 × 7079
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 11 × 13 × 7079)See below for interesting mathematical facts about the number 21379712640 from the Numbermatics database.
Names of 21379712640
- Cardinal: 21379712640 can be written as Twenty-one billion, three hundred seventy-nine million, seven hundred twelve thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.137971264 × 1010
Factors of 21379712640
Divisors of 21379712640
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 26 30 32 33 39 40 44 48 52 55 60 64 65 66 78 80 88 96 104 110 120 121 128 130 132 143 156 160 165 176 192 195 208 220 240 242 260 264 286 312 320 330 352 363 384 390 416 429 440 480 484 520 528 572 605 624 640 660 704 715 726 780 832 858 880 960 968 1040 1056 1144 1210 1248 1320 1408 1430 1452 1560 1573 1664 1716 1760 1815 1920 1936 2080 2112 2145 2288 2420 2496 2640 2860 2904 3120 3146 3432 3520 3630 3872 4160 4224 4290 4576 4719 4840 4992 5280 5720 5808 6240 6292 6864 7040 7079 7260 7744 7865 8320 8580 9152 9438 9680 10560 11440 11616 12480 12584 13728 14158 14520 15488 15730 17160 18304 18876 19360 21120 21237 22880 23232 23595 24960 25168 27456 28316 29040 31460 34320 35395 37752 38720 42474 45760 46464 47190 50336 54912 56632 58080 62920 68640 70790 75504 77440 77869 84948 91520 92027 94380 100672 106185 113264 116160 125840 137280 141580 151008 155738 169896 184054 188760 201344 212370 226528 232320 233607 251680 274560 276081 283160 302016 311476 339792 368108 377520 389345 424740 453056 460135 467214 503360 552162 566320 604032 622952 679584 736216 755040 778690 849480 856559 906112 920270 934428 1006720 1012297 1104324 1132640 1168035 1245904 1359168 1380405 1472432 1510080 1557380 1698960 1713118 1840540 1868856 2024594 2208648 2265280 2336070 2491808 2569677 2718336 2760810 2944864 3020160 3036891 3114760 3397920 3426236 3681080 3737712 4049188 4282795 4417296 4530560 4672140 4983616 5061485 5139354 5521620 5889728 6073782 6229520 6795840 6852472 7362160 7475424 8098376 8565590 8834592 9344280 9967232 10122970 10278708 11043240 11135267 11779456 12147564 12459040 12848385 13591680 13704944 14724320 14950848 15184455 16196752 17131180 17669184 18688560 20245940 20557416 22086480 22270534 24295128 24918080 25696770 27409888 29448640 29901696 30368910 32393504 33405801 34262360 35338368 37377120 40491880 41114832 44172960 44541068 48590256 49836160 51393540 54819776 55676335 58897280 60737820 64787008 66811602 68524720 74754240 80983760 82229664 88345920 89082136 97180512 102787080 109639552 111352670 121475640 129574016 133623204 137049440 149508480 161967520 164459328 167029005 176691840 178164272 194361024 205574160 222705340 242951280 267246408 274098880 323935040 328918656 334058010 356328544 388722048 411148320 445410680 485902560 534492816 548197760 647870080 668116020 712657088 822296640 890821360 971805120 1068985632 1336232040 1425314176 1644593280 1781642720 1943610240 2137971264 2672464080 3563285440 4275942528 5344928160 7126570880 10689856320 21379712640
- Sum of all divisors σ(n): 80679715200
- Sum of proper divisors (its aliquot sum) s(n): 59300002560
- 21379712640 is an abundant number, because the sum of its proper divisors (59300002560) is greater than itself. Its abundance is 37920289920
Bases of 21379712640
- Binary: 100111110100101010010000110100000002
- Hexadecimal: 0x4FA548680
- Base-36: 9TKXFUO
Squares and roots of 21379712640
- 21379712640 squared (213797126402) is 457092112568975769600
- 21379712640 cubed (213797126403) is 9772498016735234133170847744000
-
The
square root of 21379712640 is 146218.0311726293 -
The
cube root of 21379712640 is 2775.4534936155
Scales and comparisons
How big is 21379712640?- 21,379,712,640 seconds is equal to 679 years, 42 weeks, 9 hours, 4 minutes.
-
To count from 1 to 21,379,712,640 would take you about one thousand, three hundred fifty-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 21379712640 cubic inches would be around 231.3 feet tall.
Recreational maths with 21379712640
- 21379712640 backwards is 04621797312
- The number of decimal digits it has is: 11
- The sum of 21379712640's digits is 42
- More coming soon!
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The information we have on file for 21379712640 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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