121439438281728

Names of 121439438281728

• Cardinal: 121439438281728 can be written as One hundred twenty-one trillion, four hundred thirty-nine billion, four hundred thirty-eight million, two hundred eighty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.21439438281728 × 10¹⁴

Factors of 121439438281728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1064

Divisors of 121439438281728

• Number of divisors d(n): 594
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 43 48 56 63 64 72 84 86 96 112 126 128 129 144 168 172 192 224 252 256 258 288 301 336 344 384 387 448 504 512 516 576 602 672 688 768 774 896 903 1008 1009 1024 1032 1152 1204 1344 1376 1536 1548 1792 1806 1849 2016 2018 2064 2304 2408 2688 2709 2752 3027 3072 3096 3584 3612 3698 4032 4036 4128 4608 4816 5376 5418 5504 5547 6054 6192 7063 7168 7224 7396 8064 8072 8256 9081 9216 9632 10752 10836 11008 11094 12108 12384 12943 14126 14448 14792 16128 16144 16512 16641 18162 19264 21189 21504 21672 22016 22188 24216 24768 25886 28252 28896 29584 32256 32288 33024 33282 36324 38528 38829 42378 43344 43387 44032 44376 48432 49536 51772 56504 57792 59168 63567 64512 64576 66048 66564 72648 77056 77658 84756 86688 86774 88752 96864 99072 103544 113008 115584 116487 118336 127134 129152 130161 132096 133128 145296 154112 155316 169512 173376 173548 177504 193728 198144 207088 226016 231168 232974 236672 254268 258304 260322 266256 290592 303709 308224 310632 339024 346752 347096 355008 387456 390483 396288 414176 452032 462336 465948 473344 508536 516608 520644 532512 581184 607418 621264 678048 693504 694192 710016 774912 780966 828352 904064 911127 924672 931896 946688 1017072 1018081 1033216 1041288 1065024 1162368 1214836 1242528 1356096 1387008 1388384 1420032 1549824 1561932 1656704 1808128 1822254 1863792 1865641 1893376 2034144 2036162 2082576 2130048 2324736 2429672 2485056 2712192 2733381 2774016 2776768 2840064 3054243 3099648 3123864 3313408 3616256 3644508 3727584 3731282 4068288 4072324 4165152 4260096 4649472 4859344 4970112 5424384 5466762 5553536 5596923 5680128 6108486 6247728 6626816 7126567 7232512 7289016 7455168 7462564 8136576 8144648 8330304 8520192 9162729 9298944 9718688 9940224 10848768 10933524 11107072 11193846 12216972 12495456 13059487 13253632 14253134 14578032 14910336 14925128 16273152 16289296 16660608 16790769 17040384 18325458 19437376 19880448 21379701 21697536 21867048 22214144 22387692 24433944 24990912 26118974 28506268 29156064 29820672 29850256 32546304 32578592 33321216 33581538 36650916 38874752 39178461 39760896 42759402 43734096 43777483 44428288 44775384 48867888 49981824 52237948 57012536 58312128 59641344 59700512 64139103 65092608 65157184 66642432 67163076 73301832 77749504 78356922 85518804 87468192 87554966 89550768 97735776 99963648 104475896 114025072 116624256 117535383 119282688 119401024 128278206 130314368 131332449 133284864 134326152 146603664 155499008 156713844 171037608 174936384 175109932 179101536 195471552 199927296 208951792 228050144 233248512 235070766 238802048 256556412 260628736 262664898 268652304 293207328 306442381 310998016 313427688 342075216 349872768 350219864 358203072 390943104 393997347 399854592 417903584 456100288 466497024 470141532 477604096 513112824 521257472 525329796 537304608 586414656 612884762 626855376 684150432 699745536 700439728 716406144 781886208 787994694 835807168 912200576 919327143 932994048 940283064 955208192 1026225648 1042514944 1050659592 1074609216 1172829312 1225769524 1253710752 1368300864 1399491072 1400879456 1432812288 1563772416 1575989388 1671614336 1824401152 1838654286 1880566128 1882431769 1910416384 2052451296 2101319184 2149218432 2345658624 2451539048 2507421504 2736601728 2757981429 2798982144 2801758912 2865624576 3127544832 3151978776 3343228672 3648802304 3677308572 3761132256 3764863538 4104902592 4202638368 4298436864 4691317248 4903078096 5014843008 5473203456 5515962858 5603517824 5647295307 5731249152 6303957552 6686457344 7297604608 7354617144 7522264512 7529727076 8209805184 8405276736 8596873728 9382634496 9806156192 10029686016 10946406912 11031925716 11207035648 11294590614 12607915104 13177022383 13372914688 14709234288 15044529024 15059454152 16419610368 16810553472 16941885921 17193747456 19612312384 20059372032 21892813824 22063851432 22414071296 22589181228 25215830208 26354044766 29418468576 30089058048 30118908304 32839220736 33621106944 33883771842 39224624768 39531067149 40118744064 44127702864 44828142592 45178362456 50431660416 52708089532 58836937152 60178116096 60237816608 65678441472 67242213888 67767543684 78449249536 79062134298 88255405728 90356724912 100863320832 105416179064 117673874304 118593201447 120356232192 120475633216 134484427776 135535087368 156898499072 158124268596 176510811456 180713449824 201726641664 210832358128 235347748608 237186402894 240951266432 271070174736 313796998144 316248537192 353021622912 361426899648 403453283328 421664716256 470695497216 474372805788 481902532864 542140349472 632497074384 706043245824 722853799296 843329432512 941390994432 948745611576 963805065728 1084280698944 1264994148768 1412086491648 1445707598592 1686658865024 1897491223152 1927610131456 2168561397888 2529988297536 2824172983296 2891415197184 3373317730048 3794982446304 4337122795776 5059976595072 5782830394368 6746635460096 7589964892608 8674245591552 10119953190144 13493270920192 15179929785216 17348491183104 20239906380288 30359859570432 40479812760576 60719719140864 121439438281728
• Sum of all divisors σ(n): 410690599421544
• Sum of proper divisors (its aliquot sum) s(n): 289251161139816
• 121439438281728 is an abundant number, because the sum of its proper divisors (289251161139816) is greater than itself. Its abundance is 167811722858088

Bases of 121439438281728

• Binary: 11011100111001011010010100101001001110000000000₂
• Hexadecimal: 0x6E72D2949C00
• Base-36: 171OIA2V40

Squares and roots of 121439438281728

• 121439438281728 squared (121439438281728²) is 14747537170181624057098665984
• 121439438281728 cubed (121439438281728³) is 1790932629985760935302270490004969962340352
• The square root of 121439438281728 is 11019956.3647833017
• The cube root of 121439438281728 is 49520.6781316865

Scales and comparisons

• 121,439,438,281,728 seconds is equal to 3,861,398 years, 26 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 121,439,438,281,728 would take you about nine million, six hundred fifty-three thousand, four hundred ninety-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 121439438281728 cubic inches would be around 4126.7 feet tall.

Recreational maths with 121439438281728

• 121439438281728 backwards is 827182834934121
• 121439438281728 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121439438281728's digits is 63
• More coming soon!