21492709990400

Names of 21492709990400

• Cardinal: 21492709990400 can be written as Twenty-one trillion, four hundred ninety-two billion, seven hundred nine million, nine hundred ninety thousand, four hundred.

Scientific notation

• Scientific notation: 2.14927099904 × 10¹³

Factors of 21492709990400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 200

Divisors of 21492709990400

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 73 80 88 100 109 110 121 128 146 160 176 200 218 220 242 256 275 292 320 352 365 400 436 440 484 512 545 550 584 605 640 704 730 800 803 872 880 968 1024 1090 1100 1168 1199 1210 1280 1408 1460 1600 1606 1744 1760 1825 1936 2048 2180 2200 2336 2398 2420 2560 2725 2816 2920 3025 3200 3212 3488 3520 3650 3872 4015 4096 4360 4400 4672 4796 4840 5120 5450 5632 5840 5995 6050 6400 6424 6976 7040 7300 7744 7957 8030 8192 8720 8800 8833 9344 9592 9680 10240 10900 11264 11680 11881 11990 12100 12800 12848 13189 13952 14080 14600 15488 15914 16060 17440 17600 17666 18688 19184 19360 20075 20480 21800 22528 23360 23762 23980 24200 25600 25696 26378 27904 28160 29200 29975 30976 31828 32120 34880 35200 35332 37376 38368 38720 39785 40150 40960 43600 44165 45056 46720 47524 47960 48400 51200 51392 52756 55808 56320 58400 59405 59950 61952 63656 64240 65945 69760 70400 70664 74752 76736 77440 79570 80300 87200 87527 88330 90112 93440 95048 95920 96800 102400 102784 105512 111616 112640 116800 118810 119900 123904 127312 128480 130691 131890 139520 140800 141328 149504 153472 154880 159140 160600 174400 175054 176660 186880 190096 191840 193600 198925 204800 205568 211024 220825 223232 225280 233600 237620 239800 247808 254624 256960 261382 263780 279040 281600 282656 297025 299008 306944 309760 318280 321200 329725 348800 350108 353320 373760 380192 383680 387200 397850 411136 422048 437635 441650 446464 450560 467200 475240 479600 495616 509248 513920 522764 527560 558080 563200 565312 594050 598016 613888 619520 636560 642400 653455 659450 697600 700216 706640 747520 760384 767360 774400 795700 822272 844096 867313 875270 883300 892928 934400 950480 959200 962797 991232 1018496 1027840 1045528 1055120 1116160 1126400 1130624 1188100 1227776 1239040 1273120 1284800 1306910 1318900 1395200 1400432 1413280 1437601 1495040 1520768 1534720 1548800 1591400 1644544 1688192 1734626 1750540 1766600 1868800 1900960 1918400 1925594 2036992 2055680 2091056 2110240 2188175 2232320 2252800 2261248 2376200 2455552 2478080 2546240 2569600 2613820 2637800 2790400 2800864 2826560 2875202 2990080 3041536 3069440 3097600 3182800 3267275 3289088 3376384 3469252 3501080 3533200 3737600 3801920 3836800 3851188 4073984 4111360 4182112 4220480 4336565 4376350 4464640 4522496 4752400 4813985 4911104 4956160 5092480 5139200 5227640 5275600 5580800 5601728 5653120 5750404 6083072 6138880 6195200 6365600 6534550 6578176 6752768 6938504 7002160 7066400 7188005 7475200 7603840 7673600 7702376 8147968 8222720 8364224 8440960 8673130 8752700 9044992 9504800 9540443 9627970 9822208 10184960 10278400 10455280 10551200 11161600 11203456 11306240 11500808 12166144 12277760 12390400 12731200 13069100 13505536 13877008 14004320 14132800 14376010 14950400 15207680 15347200 15404752 16295936 16445440 16728448 16881920 17346260 17505400 18089984 19009600 19080886 19255940 20369920 20556800 20910560 21102400 21682825 22323200 22406912 22612480 23001616 24069925 24332288 24555520 24780800 25462400 26138200 27011072 27754016 28008640 28265600 28752020 30415360 30694400 30809504 32591872 32890880 33456896 33763840 34692520 35010800 35940025 36179968 38019200 38161772 38511880 40739840 41113600 41821120 42204800 43365650 44813824 45224960 46003232 47702215 48139850 48664576 49111040 50924800 52276400 54022144 55508032 56017280 56531200 57504040 60830720 61388800 61619008 65183744 66913792 67527680 69385040 70021600 71880050 72359936 76038400 76323544 77023760 81479680 82227200 83642240 84409600 86731300 89627648 90449920 92006464 95404430 96279700 97329152 101849600 104552800 104944873 108044288 111016064 112034560 113062400 115008080 121661440 122777600 123238016 133827584 135055360 138770080 140043200 143760100 152076800 152647088 154047520 162959360 164454400 167284480 168819200 173462600 179255296 180899840 184012928 190808860 192559400 203699200 209105600 209889746 222032128 224069120 226124800 230016160 238511075 243322880 245555200 246476032 267655168 270110720 277540160 280086400 287520200 304153600 305294176 308095040 325918720 334568960 337638400 346925200 358510592 361799680 368025856 381617720 385118800 407398400 418211200 419779492 444064256 448138240 452249600 460032320 477022150 486645760 492952064 524724365 535310336 540221440 555080320 560172800 575040400 608307200 610588352 616190080 669137920 675276800 693850400 717021184 736051712 763235440 770237600 814796800 836422400 839558984 888128512 896276480 904499200 920064640 954044300 985904128 1049448730 1070620672 1110160640 1120345600 1150080800 1216614400 1221176704 1232380160 1338275840 1350553600 1387700800 1472103424 1526470880 1540475200 1629593600 1672844800 1679117968 1776257024 1792552960 1808998400 1840129280 1908088600 1971808256 2098897460 2220321280 2240691200 2300161600 2433228800 2442353408 2464760320 2623621825 2676551680 2701107200 2775401600 2944206848 3052941760 3080950400 3345689600 3358235936 3552514048 3585105920 3680258560 3816177200 3943616512 4197794920 4440642560 4481382400 4600323200 4884706816 4929520640 5247243650 5353103360 5550803200 5888413696 6105883520 6161900800 6691379200 6716471872 7105028096 7360517120 7632354400 7887233024 8395589840 8881285120 8962764800 9200646400 9769413632 9859041280 10494487300 11101606400 11776827392 12211767040 12323801600 13382758400 13432943744 14721034240 15264708800 16791179680 17762570240 17925529600 18401292800 19538827264 19718082560 20988974600 22203212800 24423534080 24647603200 26765516800 26865887488 29442068480 30529417600 33582359360 35525140480 36802585600 39077654528 39436165120 41977949200 44406425600 48847068160 49295206400 53731774976 58884136960 61058835200 67164718720 73605171200 78155309056 83955898400 88812851200 97694136320 98590412800 107463549952 122117670400 134329437440 147210342400 167911796800 177625702400 195388272640 197180825600 214927099904 244235340800 268658874880 294420684800 335823593600 390776545280 429854199808 488470681600 537317749760 671647187200 859708399616 976941363200 1074635499520 1343294374400 1953882726400 2149270999040 2686588748800 4298541998080 5373177497600 10746354995200 21492709990400
• Sum of all divisors σ(n): 59936846417406
• Sum of proper divisors (its aliquot sum) s(n): 38444136427006
• 21492709990400 is an abundant number, because the sum of its proper divisors (38444136427006) is greater than itself. Its abundance is 16951426436606

Bases of 21492709990400

• Binary: 100111000110000101001010110000010000000000000₂
• Hexadecimal: 0x138C29582000
• Base-36: 7M9M4LPFK

Squares and roots of 21492709990400

• 21492709990400 squared (21492709990400²) is 461936582731439968092160000
• 21492709990400 cubed (21492709990400³) is 9928269006603255922392224459915264000000
• The square root of 21492709990400 is 4636023.0791487655
• The cube root of 21492709990400 is 27803.3456932917

Scales and comparisons

• 21,492,709,990,400 seconds is equal to 683,401 years, 36 weeks, 1 day, 11 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,492,709,990,400 would take you about one million, seven hundred eight thousand, five hundred four 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 21492709990400 cubic inches would be around 2316.9 feet tall.

Recreational maths with 21492709990400

• 21492709990400 backwards is 00409990729412
• The number of decimal digits it has is: 14
• The sum of 21492709990400's digits is 56
• More coming soon!