21538339880960

Names of 21538339880960

• Cardinal: 21538339880960 can be written as Twenty-one trillion, five hundred thirty-eight billion, three hundred thirty-nine million, eight hundred eighty thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.153833988096 × 10¹³

Factors of 21538339880960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 70

Divisors of 21538339880960

• Number of divisors d(n): 816
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 37 38 40 56 64 70 74 76 80 95 112 128 133 140 148 152 160 185 190 224 256 259 266 280 296 304 320 361 370 380 448 512 518 532 560 592 608 640 665 703 722 740 760 896 1024 1036 1064 1120 1184 1216 1280 1295 1330 1369 1406 1444 1480 1520 1792 1805 2048 2072 2128 2240 2368 2432 2527 2560 2590 2660 2738 2812 2888 2960 3040 3515 3584 3610 4096 4144 4256 4480 4736 4864 4921 5054 5120 5180 5320 5476 5624 5776 5920 6080 6845 6859 7030 7168 7220 8192 8288 8512 8960 9472 9583 9728 9842 10108 10240 10360 10640 10952 11248 11552 11840 12160 12635 13357 13690 13718 14060 14336 14440 16384 16576 17024 17920 18944 19166 19456 19684 20216 20480 20720 21280 21904 22496 23104 23680 24320 24605 25270 26011 26714 27380 27436 28120 28672 28880 32768 33152 34048 34295 35840 37888 38332 38912 39368 40432 40960 41440 42560 43808 44992 46208 47360 47915 48013 48640 49210 50540 52022 53428 54760 54872 56240 57344 57760 65536 66304 66785 68096 68590 71680 75776 76664 77824 78736 80864 81920 82880 85120 87616 89984 92416 93499 94720 95830 96026 97280 98420 101080 104044 106856 109520 109744 112480 114688 115520 130055 132608 133570 136192 137180 143360 151552 153328 155648 157472 161728 163840 165760 170240 175232 179968 182077 184832 186998 189440 191660 192052 194560 196840 202160 208088 213712 219040 219488 224960 229376 231040 240065 253783 260110 265216 267140 272384 274360 286720 303104 306656 311296 314944 323456 327680 331520 340480 350464 359936 364154 369664 373996 378880 383320 384104 389120 393680 404320 416176 427424 438080 438976 449920 458752 462080 467495 480130 494209 507566 520220 530432 534280 544768 548720 573440 606208 613312 622592 629888 646912 663040 680960 700928 719872 728308 739328 747992 757760 766640 768208 778240 787360 808640 832352 854848 876160 877952 899840 910385 924160 934990 960260 988418 1015132 1040440 1060864 1068560 1089536 1097440 1146880 1212416 1226624 1245184 1259776 1268915 1293824 1326080 1361920 1401856 1439744 1456616 1478656 1495984 1515520 1533280 1536416 1556480 1574720 1617280 1664704 1709696 1752320 1755904 1776481 1799680 1820770 1848320 1869980 1920520 1976836 2030264 2080880 2121728 2137120 2179072 2194880 2293760 2424832 2453248 2471045 2519552 2537830 2587648 2652160 2723840 2803712 2879488 2913232 2957312 2991968 3031040 3066560 3072832 3112960 3149440 3234560 3329408 3419392 3459463 3504640 3511808 3552962 3599360 3641540 3696640 3739960 3841040 3953672 4060528 4161760 4243456 4274240 4358144 4389760 4906496 4942090 5039104 5075660 5175296 5304320 5447680 5607424 5758976 5826464 5914624 5983936 6062080 6133120 6145664 6225920 6298880 6469120 6658816 6838784 6918926 7009280 7023616 7105924 7198720 7283080 7393280 7479920 7682080 7907344 8121056 8323520 8486912 8548480 8716288 8779520 8882405 9389971 9812992 9884180 10078208 10151320 10350592 10608640 10895360 11214848 11517952 11652928 11829248 11967872 12124160 12266240 12291328 12597760 12938240 13317632 13677568 13837852 14018560 14047232 14211848 14397440 14566160 14786560 14959840 15364160 15814688 16242112 16647040 16973824 17096960 17297315 17559040 17764810 18779942 19625984 19768360 20156416 20302640 20701184 21217280 21790720 22429696 23035904 23305856 23658496 23935744 24532480 24582656 25195520 25876480 26635264 27355136 27675704 28037120 28094464 28423696 28794880 29132320 29573120 29919680 30728320 31629376 32484224 33294080 34193920 34594630 35118080 35529620 37559884 39251968 39536720 40312832 40605280 41402368 42434560 43581440 44859392 46071808 46611712 46949855 47871488 49064960 49165312 50391040 51752960 53270528 54710272 55351408 56074240 56188928 56847392 57589760 58264640 59146240 59839360 61456640 63258752 64968448 65729797 66588160 68387840 69189260 70236160 71059240 75119768 78503936 79073440 80625664 81210560 82804736 84869120 89718784 93223424 93899710 95742976 98129920 98330624 100782080 103505920 106541056 109420544 110702816 112148480 112377856 113694784 115179520 116529280 118292480 119678720 122913280 126517504 129936896 131459594 133176320 136775680 138378520 140472320 142118480 150239536 157007872 158146880 161251328 162421120 165609472 186446848 187799420 191485952 196259840 196661248 201564160 207011840 213082112 218841088 221405632 224296960 224755712 227389568 230359040 233058560 239357440 245826560 253035008 259873792 262919188 266352640 273551360 276757040 280944640 284236960 300479072 314015744 316293760 322502656 324842240 328648985 372893696 375598840 382971904 392519680 393322496 403128320 414023680 426164224 437682176 442811264 448593920 449511424 454779136 466117120 478714880 491653120 506070016 519747584 525838376 532705280 547102720 553514080 561889280 568473920 600958144 628031488 632587520 649684480 657297970 745787392 751197680 765943808 785039360 786644992 806256640 828047360 852328448 875364352 885622528 909558272 932234240 957429760 983306240 1012140032 1039495168 1051676752 1065410560 1094205440 1107028160 1123778560 1136947840 1201916288 1265175040 1299368960 1314595940 1491574784 1502395360 1531887616 1570078720 1573289984 1612513280 1704656896 1771245056 1819116544 1864468480 1914859520 1966612480 2024280064 2078990336 2103353504 2130821120 2188410880 2214056320 2247557120 2273895680 2403832576 2530350080 2598737920 2629191880 2983149568 3004790720 3063775232 3140157440 3146579968 3542490112 3638233088 3728936960 3829719040 3933224960 4048560128 4157980672 4206707008 4261642240 4376821760 4428112640 4547791360 4807665152 5060700160 5197475840 5258383760 5966299136 6009581440 6127550464 7084980224 7276466176 7457873920 7659438080 7866449920 8097120256 8315961344 8413414016 8523284480 8856225280 9095582720 9615330304 10121400320 10394951680 10516767520 11932598272 12019162880 14169960448 14552932352 14915747840 15318876160 15732899840 16194240512 16631922688 16826828032 17712450560 18191165440 19230660608 20242800640 20789903360 21033535040 24038325760 28339920896 29105864704 29831495680 30637752320 32388481024 33653656064 35424901120 36382330880 38461321216 40485601280 41579806720 42067070080 48076651520 56679841792 58211729408 59662991360 67307312128 70849802240 72764661760 76922642432 80971202560 83159613440 84134140160 96153303040 113359683584 116423458816 134614624256 141699604480 145529323520 153845284864 161942405120 168268280320 192306606080 226719367168 269229248512 283399208960 291058647040 307690569728 336536560640 384613212160 538458497024 566798417920 582117294080 615381139456 673073121280 769226424320 1076916994048 1133596835840 1346146242560 1538452848640 2153833988096 2692292485120 3076905697280 4307667976192 5384584970240 10769169940480 21538339880960
• Sum of all divisors σ(n): 64088560045440
• Sum of proper divisors (its aliquot sum) s(n): 42550220164480
• 21538339880960 is an abundant number, because the sum of its proper divisors (42550220164480) is greater than itself. Its abundance is 21011880283520

Bases of 21538339880960

• Binary: 100111001011011001001000110010000000000000000₂
• Hexadecimal: 0x1396C9190000
• Base-36: 7MUKRGMBK

Squares and roots of 21538339880960

• 21538339880960 squared (21538339880960²) is 463900084827752026970521600
• 21538339880960 cubed (21538339880960³) is 9991637697826298494684662907573108736000
• The square root of 21538339880960 is 4640941.7019566191
• The cube root of 21538339880960 is 27823.0076603987

Scales and comparisons

• 21,538,339,880,960 seconds is equal to 684,852 years, 30 weeks, 3 days, 5 hours, 9 minutes, 20 seconds.
• To count from 1 to 21,538,339,880,960 would take you about one million, seven hundred twelve thousand, one hundred thirty-one 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 21538339880960 cubic inches would be around 2318.6 feet tall.

Recreational maths with 21538339880960

• 21538339880960 backwards is 06908893383512
• The number of decimal digits it has is: 14
• The sum of 21538339880960's digits is 65
• More coming soon!