21270238986240

Names of 21270238986240

• Cardinal: 21270238986240 can be written as Twenty-one trillion, two hundred seventy billion, two hundred thirty-eight million, nine hundred eighty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.127023898624 × 10¹³

Factors of 21270238986240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 221

Divisors of 21270238986240

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 211 216 240 243 256 270 288 320 324 360 384 405 422 432 480 486 512 540 576 633 640 648 720 729 768 810 844 864 960 972 1024 1055 1080 1152 1215 1266 1280 1296 1440 1458 1536 1620 1688 1728 1899 1920 1944 2048 2110 2160 2304 2430 2532 2560 2592 2880 2916 3072 3165 3240 3376 3456 3645 3798 3840 3888 4096 4220 4320 4608 4860 5064 5120 5184 5697 5760 5832 6144 6330 6480 6752 6912 7290 7596 7680 7776 8192 8440 8640 9216 9495 9720 10128 10240 10368 11394 11520 11664 12288 12660 12960 13504 13824 14580 15192 15360 15552 16384 16880 17091 17280 18432 18990 19440 20256 20480 20736 22788 23040 23328 24576 25320 25920 27008 27648 28485 29160 30384 30720 31104 32768 33760 34182 34560 36864 37980 38880 40512 40960 41472 44521 45576 46080 46656 49152 50640 51273 51840 54016 55296 56970 58320 60768 61440 62208 65536 67520 68364 69120 73728 75960 77760 81024 81920 82944 85455 89042 91152 92160 93312 98304 101280 102546 103680 108032 110592 113940 116640 121536 122880 124416 131072 133563 135040 136728 138240 147456 151920 153819 155520 162048 163840 165888 170910 178084 182304 184320 186624 196608 202560 205092 207360 216064 221184 222605 227880 233280 243072 245760 248832 256365 267126 270080 273456 276480 294912 303840 307638 311040 324096 327680 331776 341820 356168 364608 368640 373248 393216 400689 405120 410184 414720 432128 442368 445210 455760 466560 486144 491520 497664 512730 534252 540160 546912 552960 589824 607680 615276 622080 648192 655360 663552 667815 683640 712336 729216 737280 746496 769095 801378 810240 820368 829440 864256 884736 890420 911520 933120 972288 983040 995328 1025460 1068504 1080320 1093824 1105920 1179648 1202067 1215360 1230552 1244160 1296384 1327104 1335630 1367280 1424672 1458432 1474560 1492992 1538190 1602756 1620480 1640736 1658880 1728512 1769472 1780840 1823040 1866240 1944576 1966080 1990656 2003445 2050920 2137008 2160640 2187648 2211840 2404134 2430720 2461104 2488320 2592768 2654208 2671260 2734560 2849344 2916864 2949120 2985984 3076380 3205512 3240960 3281472 3317760 3457024 3538944 3561680 3606201 3646080 3732480 3889152 3981312 4006890 4101840 4274016 4321280 4375296 4423680 4808268 4861440 4922208 4976640 5185536 5308416 5342520 5469120 5698688 5833728 5898240 5971968 6010335 6152760 6411024 6481920 6562944 6635520 6914048 7123360 7212402 7292160 7464960 7778304 7962624 8013780 8203680 8548032 8642560 8750592 8847360 9616536 9722880 9844416 9953280 10371072 10616832 10685040 10818603 10938240 11397376 11667456 11943936 12020670 12305520 12822048 12963840 13125888 13271040 13828096 14246720 14424804 14584320 14929920 15556608 15925248 16027560 16407360 17096064 17285120 17501184 17694720 18031005 19233072 19445760 19688832 19906560 20742144 21370080 21637206 21876480 22794752 23334912 23887872 24041340 24611040 25644096 25927680 26251776 26542080 27656192 28493440 28849608 29168640 29859840 31113216 31850496 32055120 32455809 32814720 34192128 34570240 35002368 36062010 38466144 38891520 39377664 39813120 41484288 42740160 43274412 43752960 45589504 46669824 47775744 48082680 49222080 51288192 51855360 52503552 53084160 54093015 56986880 57699216 58337280 59719680 62226432 64110240 64911618 65629440 68384256 69140480 70004736 72124020 76932288 77783040 78755328 79626240 82968576 85480320 86548824 87505920 91179008 93339648 95551488 96165360 98444160 102576384 103710720 105007104 108186030 113973760 115398432 116674560 119439360 124452864 128220480 129823236 131258880 136768512 138280960 140009472 144248040 153864576 155566080 157510656 159252480 162279045 170960640 173097648 175011840 182358016 186679296 192330720 196888320 205152768 207421440 210014208 216372060 227947520 230796864 233349120 238878720 248905728 256440960 259646472 262517760 273537024 280018944 288496080 307729152 311132160 315021312 324558090 341921280 346195296 350023680 364716032 373358592 384661440 393776640 410305536 414842880 420028416 432744120 455895040 461593728 466698240 477757440 512881920 519292944 525035520 547074048 560037888 576992160 615458304 622264320 630042624 649116180 683842560 692390592 700047360 729432064 746717184 769322880 787553280 820611072 840056832 865488240 911790080 923187456 933396480 1025763840 1038585888 1050071040 1094148096 1120075776 1153984320 1230916608 1244528640 1260085248 1298232360 1367685120 1384781184 1400094720 1458864128 1538645760 1575106560 1641222144 1680113664 1730976480 1823580160 1846374912 1866792960 2051527680 2077171776 2100142080 2188296192 2240151552 2307968640 2461833216 2520170496 2596464720 2735370240 2769562368 2800189440 2917728256 3077291520 3150213120 3282444288 3360227328 3461952960 3647160320 3692749824 3733585920 4103055360 4154343552 4200284160 4376592384 4615937280 4923666432 5040340992 5192929440 5470740480 5539124736 5600378880 5835456512 6154583040 6300426240 6564888576 6720454656 6923905920 7294320640 7385499648 8206110720 8308687104 8400568320 8753184768 9231874560 9847332864 10080681984 10385858880 10941480960 11078249472 11200757760 12309166080 12600852480 13129777152 13847811840 14588641280 14770999296 16412221440 16617374208 16801136640 17506369536 18463749120 19694665728 20161363968 20771717760 21882961920 22156498944 24618332160 25201704960 26259554304 27695623680 29177282560 29541998592 32824442880 33234748416 33602273280 36927498240 39389331456 41543435520 43765923840 44312997888 49236664320 50403409920 52519108608 55391247360 59083997184 65648885760 66469496832 73854996480 78778662912 83086871040 87531847680 88625995776 98473328640 100806819840 110782494720 118167994368 131297771520 132938993664 147709992960 157557325824 166173742080 177251991552 196946657280 221564989440 236335988736 262595543040 265877987328 295419985920 332347484160 354503983104 393893314560 443129978880 472671977472 531755974656 590839971840 664694968320 709007966208 787786629120 886259957760 1063511949312 1181679943680 1329389936640 1418015932416 1772519915520 2127023898624 2363359887360 2658779873280 3545039831040 4254047797248 5317559746560 7090079662080 10635119493120 21270238986240
• Sum of all divisors σ(n): 76902012007002
• Sum of proper divisors (its aliquot sum) s(n): 55631773020762
• 21270238986240 is an abundant number, because the sum of its proper divisors (55631773020762) is greater than itself. Its abundance is 34361534034522

Bases of 21270238986240

• Binary: 100110101100001011101000010100000000000000000₂
• Hexadecimal: 0x13585D0A0000
• Base-36: 7JFEV4000

Squares and roots of 21270238986240

• 21270238986240 squared (21270238986240²) is 452423066531764022909337600
• 21270238986240 cubed (21270238986240³) is 9623146748018180463406013128453914624000
• The square root of 21270238986240 is 4611966.9324746899
• The cube root of 21270238986240 is 27707.0819890091

Scales and comparisons

• 21,270,238,986,240 seconds is equal to 676,327 years, 41 weeks, 6 days, 14 hours, 24 minutes.
• To count from 1 to 21,270,238,986,240 would take you about one million, six hundred ninety thousand, eight hundred nineteen 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 21270238986240 cubic inches would be around 2308.9 feet tall.

Recreational maths with 21270238986240

• 21270238986240 backwards is 04268983207212
• 21270238986240 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21270238986240's digits is 54
• More coming soon!