21005140608000

Names of 21005140608000

• Cardinal: 21005140608000 can be written as Twenty-one trillion, five billion, one hundred forty million, six hundred eight thousand.

Scientific notation

• Scientific notation: 2.1005140608 × 10¹³

Factors of 21005140608000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 528

Divisors of 21005140608000

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 109 120 125 128 144 150 160 180 192 200 218 225 240 250 256 288 300 320 327 360 375 384 400 409 436 450 480 500 512 545 576 600 640 654 720 750 768 800 818 872 900 960 981 1000 1024 1090 1125 1152 1200 1227 1280 1308 1440 1500 1536 1600 1635 1636 1744 1800 1920 1962 2000 2045 2180 2250 2304 2400 2454 2560 2616 2725 2880 3000 3072 3200 3270 3272 3488 3600 3681 3840 3924 4000 4090 4360 4500 4608 4800 4905 4908 5120 5232 5450 5760 6000 6135 6400 6540 6544 6976 7200 7362 7680 7848 8000 8175 8180 8720 9000 9216 9600 9810 9816 10225 10464 10900 11520 12000 12270 12800 13080 13088 13625 13952 14400 14724 15360 15696 16000 16350 16360 17440 18000 18405 19200 19620 19632 20450 20928 21800 23040 24000 24525 24540 25600 26160 26176 27250 27904 28800 29448 30675 31392 32000 32700 32720 34880 36000 36810 38400 39240 39264 40875 40900 41856 43600 44581 46080 48000 49050 49080 51125 52320 52352 54500 55808 57600 58896 61350 62784 64000 65400 65440 69760 72000 73620 76800 78480 78528 81750 81800 83712 87200 89162 92025 96000 98100 98160 102250 104640 104704 109000 111616 115200 117792 122625 122700 125568 128000 130800 130880 133743 139520 144000 147240 153375 156960 157056 163500 163600 167281 167424 174400 178324 184050 192000 196200 196320 204500 209280 209408 218000 222905 230400 235584 245250 245400 251136 261600 261760 267486 279040 288000 294480 306750 313920 314112 327000 327200 334562 334848 348800 356648 368100 384000 392400 392640 401229 409000 418560 418816 436000 445810 460125 471168 490500 490800 501843 502272 523200 523520 534972 558080 576000 588960 613500 627840 628224 654000 654400 668715 669124 697600 713296 736200 784800 785280 802458 818000 836405 837120 872000 891620 920250 942336 981000 981600 1003686 1004544 1046400 1047040 1069944 1114525 1152000 1177920 1227000 1255680 1256448 1308000 1308800 1337430 1338248 1395200 1426592 1472400 1505529 1569600 1570560 1604916 1636000 1672810 1674240 1744000 1783240 1840500 1884672 1962000 1963200 2006145 2007372 2092800 2094080 2139888 2229050 2355840 2454000 2509215 2511360 2616000 2617600 2674860 2676496 2790400 2853184 2944800 3011058 3139200 3141120 3209832 3272000 3343575 3345620 3488000 3566480 3681000 3769344 3924000 3926400 4012290 4014744 4182025 4185600 4279776 4458100 4711680 4908000 5018430 5022720 5232000 5235200 5349720 5352992 5572625 5706368 5889600 6022116 6278400 6282240 6419664 6544000 6687150 6691240 6976000 7132960 7362000 7527645 7848000 7852800 8024580 8029488 8364050 8371200 8559552 8916200 9423360 9816000 10030725 10036860 10464000 10470400 10699440 10705984 11145250 11412736 11779200 12044232 12546075 12556800 12839328 13088000 13374300 13382480 13952000 14265920 14724000 15055290 15696000 15705600 16049160 16058976 16717875 16728100 17119104 17832400 18233629 18846720 19632000 20061450 20073720 20910125 20928000 21398880 21411968 22290500 22825472 23558400 24088464 25092150 25113600 25678656 26176000 26748600 26764960 28531840 29448000 30110580 31392000 31411200 32098320 32117952 33435750 33456200 34238208 35664800 36467258 37638225 39264000 40122900 40147440 41820250 41856000 42797760 42823936 44581000 45650944 47116800 48176928 50153625 50184300 51357312 52352000 53497200 53529920 54700887 57063680 58896000 60221160 62730375 62784000 64196640 64235904 66871500 66912400 68476416 71329600 72934516 75276450 78528000 80245800 80294880 83640500 85595520 85647872 89162000 91168145 94233600 96353856 100307250 100368600 102714624 106994400 107059840 109401774 114127360 117792000 120442320 125460750 125568000 128393280 128471808 133743000 133824800 136952832 142659200 145869032 150552900 157056000 160491600 160589760 164102661 167281000 171191040 171295744 178324000 182336290 188191125 192707712 200614500 200737200 205429248 213988800 214119680 218803548 228254720 235584000 240884640 250921500 256786560 256943616 267486000 267649600 273504435 285318400 291738064 301105800 320983200 321179520 328205322 334562000 342382080 356648000 364672580 376382250 385415424 401229000 401474400 410858496 427977600 428239360 437607096 455840725 471168000 481769280 501843000 513573120 513887232 534972000 535299200 547008870 570636800 583476128 602211600 641966400 642359040 656410644 669124000 684764160 713296000 729345160 752764500 770830848 802458000 802948800 820513305 855955200 856478720 875214192 911681450 963538560 1003686000 1027146240 1069944000 1070598400 1094017740 1141273600 1166952256 1204423200 1283932800 1284718080 1312821288 1338248000 1367522175 1426592000 1458690320 1505529000 1541661696 1604916000 1605897600 1641026610 1711910400 1750428384 1823362900 1927077120 2007372000 2054292480 2139888000 2141196800 2188035480 2279203625 2333904512 2408846400 2567865600 2569436160 2625642576 2676496000 2735044350 2853184000 2917380640 3011058000 3209832000 3211795200 3282053220 3423820800 3500856768 3646725800 3854154240 4014744000 4102566525 4279776000 4282393600 4376070960 4558407250 4667809024 4817692800 5135731200 5251285152 5352992000 5470088700 5706368000 5834761280 6022116000 6419664000 6423590400 6564106440 6837610875 7001713536 7293451600 7708308480 8029488000 8205133050 8559552000 8752141920 9116814500 9335618048 9635385600 10271462400 10502570304 10705984000 10940177400 11669522560 12044232000 12839328000 12847180800 13128212880 13675221750 14003427072 14586903200 16058976000 16410266100 17119104000 17504283840 18233629000 18671236096 19270771200 20512832625 21005140608 21411968000 21880354800 23339045120 24088464000 25678656000 26256425760 27350443500 28006854144 29173806400 32117952000 32820532200 35008567680 36467258000 38541542400 41025665250 42010281216 43760709600 46678090240 48176928000 51357312000 52512851520 54700887000 56013708288 58347612800 64235904000 65641064400 70017135360 72934516000 82051330500 84020562432 87521419200 93356180480 96353856000 105025703040 109401774000 116695225600 131282128800 140034270720 145869032000 164102661000 168041124864 175042838400 192707712000 210051406080 218803548000 233390451200 262564257600 280068541440 291738064000 328205322000 350085676800 420102812160 437607096000 466780902400 525128515200 583476128000 656410644000 700171353600 840205624320 875214192000 1050257030400 1166952256000 1312821288000 1400342707200 1750428384000 2100514060800 2333904512000 2625642576000 3500856768000 4201028121600 5251285152000 7001713536000 10502570304000 21005140608000
• Sum of all divisors σ(n): 76575216449160
• Sum of proper divisors (its aliquot sum) s(n): 55570075841160
• 21005140608000 is an abundant number, because the sum of its proper divisors (55570075841160) is greater than itself. Its abundance is 34564935233160

Bases of 21005140608000

• Binary: 100110001101010100011111100011100010000000000₂
• Hexadecimal: 0x131AA3F1C400
• Base-36: 7G1MMDQ80

Squares and roots of 21005140608000

• 21005140608000 squared (21005140608000²) is 441215931961850609664000000
• 21005140608000 cubed (21005140608000³) is 9267802689348433347882843635712000000000
• The square root of 21005140608000 is 4583136.5469512251
• The cube root of 21005140608000 is 27591.4927781917

Scales and comparisons

• 21,005,140,608,000 seconds is equal to 667,898 years, 25 weeks, 6 days, 8 hours.
• To count from 1 to 21,005,140,608,000 would take you about one million, six hundred sixty-nine thousand, seven hundred forty-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 21005140608000 cubic inches would be around 2299.3 feet tall.

Recreational maths with 21005140608000

• 21005140608000 backwards is 00080604150012
• The number of decimal digits it has is: 14
• The sum of 21005140608000's digits is 27
• More coming soon!