21388329350880
21,388,329,350,880 is an even composite number composed of seven prime numbers multiplied together.
21388329350880 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21388329350880:
25 × 3 × 5 × 17 × 43 × 3121 × 19531
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 17 × 43 × 3121 × 19531)See below for interesting mathematical facts about the number 21388329350880 from the Numbermatics database.
Names of 21388329350880
- Cardinal: 21388329350880 can be written as Twenty-one trillion, three hundred eighty-eight billion, three hundred twenty-nine million, three hundred fifty thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.138832935088 × 1013
Factors of 21388329350880
Divisors of 21388329350880
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 43 48 51 60 68 80 85 86 96 102 120 129 136 160 170 172 204 215 240 255 258 272 340 344 408 430 480 510 516 544 645 680 688 731 816 860 1020 1032 1290 1360 1376 1462 1632 1720 2040 2064 2193 2580 2720 2924 3121 3440 3655 4080 4128 4386 5160 5848 6242 6880 7310 8160 8772 9363 10320 10965 11696 12484 14620 15605 17544 18726 19531 20640 21930 23392 24968 29240 31210 35088 37452 39062 43860 46815 49936 53057 58480 58593 62420 70176 74904 78124 87720 93630 97655 99872 106114 116960 117186 124840 134203 149808 156248 159171 175440 187260 195310 212228 234372 249680 265285 268406 292965 299616 312496 318342 332027 350880 374520 390620 402609 424456 468744 499360 530570 536812 585930 624992 636684 664054 671015 749040 781240 795855 805218 839833 848912 937488 996081 1061140 1073624 1171860 1273368 1328108 1342030 1498080 1562480 1591710 1610436 1660135 1679666 1697824 1874976 1992162 2013045 2122280 2147248 2281451 2343720 2519499 2546736 2656216 2684060 3124960 3183420 3220872 3320270 3359332 3984324 4026090 4199165 4244560 4294496 4562902 4687440 4980405 5038998 5093472 5312432 5368120 6366840 6441744 6640540 6718664 6844353 7968648 8052180 8398330 8489120 9125804 9374880 9960810 10077996 10624864 10736240 11407255 12597495 12733680 12883488 13281080 13437328 13688706 14277161 15937296 16104360 16796660 18251608 19921620 20155992 21472480 22814510 25194990 25467360 26562160 26874656 27377412 28554322 31874592 32208720 33593320 34221765 36503216 39843240 40311984 42831483 45629020 50389980 53124320 54754824 57108644 60956251 64417440 67186640 68443530 71385805 73006432 79686480 80623968 85662966 91258040 100779960 109509648 114217288 121912502 134373280 136887060 142771610 159372960 171325932 182516080 182868753 201559920 214157415 219019296 228434576 243825004 273774120 285543220 304781255 342651864 365032160 365737506 403119840 428314830 456869152 487650008 547548240 571086440 609562510 685303728 731475012 856629660 914343765 975300016 1036256267 1095096480 1142172880 1219125020 1370607456 1462950024 1713259320 1828687530 1950600032 2072512534 2284345760 2438250040 2621118793 2925900048 3108768801 3426518640 3657375060 4145025068 4876500080 5181281335 5242237586 5851800096 6217537602 6853037280 7314750120 7863356379 8290050136 9753000160 10362562670 10484475172 12435075204 13105593965 14629500240 15543844005 15726712758 16580100272 20725125340 20968950344 24870150408 26211187930 29259000480 31087688010 31453425516 33160200544 39316781895 41450250680 41937900688 44559019481 49740300816 52422375860 62175376020 62906851032 78633563790 82900501360 83875801376 89118038962 99480601632 104844751720 124350752040 125813702064 133677058443 157267127580 165801002720 178236077924 209689503440 222795097405 248701504080 251627404128 267354116886 314534255160 356472155848 419379006880 445590194810 497403008160 534708233772 629068510320 668385292215 712944311696 891180389620 1069416467544 1258137020640 1336770584430 1425888623392 1782360779240 2138832935088 2673541168860 3564721558480 4277665870176 5347082337720 7129443116960 10694164675440 21388329350880
- Sum of all divisors σ(n): 73022481455616
- Sum of proper divisors (its aliquot sum) s(n): 51634152104736
- 21388329350880 is an abundant number, because the sum of its proper divisors (51634152104736) is greater than itself. Its abundance is 30245822753856
Bases of 21388329350880
- Binary: 1001101110011110110111100010111110110111000002
- Hexadecimal: 0x1373DBC5F6E0
- Base-36: 7KXNV2CIO
Squares and roots of 21388329350880
- 21388329350880 squared (213883293508802) is 457460632421714882156774400
- 21388329350880 cubed (213883293508803) is 9784318671297491347896638297146601472000
-
The
square root of 21388329350880 is 4624751.8150577551 -
The
cube root of 21388329350880 is 27758.2630916821
Scales and comparisons
How big is 21388329350880?- 21,388,329,350,880 seconds is equal to 680,082 years, 37 weeks, 1 day, 5 hours, 28 minutes.
-
To count from 1 to 21,388,329,350,880 would take you about one million, seven hundred thousand, two hundred six 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 21388329350880 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21388329350880
- 21388329350880 backwards is 08805392388312
- 21388329350880 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21388329350880's digits is 60
- More coming soon!
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