21234821234688

Names of 21234821234688

• Cardinal: 21234821234688 can be written as Twenty-one trillion, two hundred thirty-four billion, eight hundred twenty-one million, two hundred thirty-four thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1234821234688 × 10¹³

Factors of 21234821234688

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 529

Divisors of 21234821234688

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 37 48 54 64 72 74 81 96 108 111 128 144 148 162 192 216 222 243 256 288 296 324 333 384 432 444 486 487 512 576 592 648 666 768 864 888 972 974 999 1024 1152 1184 1296 1332 1369 1461 1536 1728 1776 1944 1948 1998 2048 2304 2368 2592 2664 2738 2922 2997 3072 3456 3552 3888 3896 3996 4096 4107 4383 4608 4736 5184 5328 5476 5844 5994 6144 6912 7104 7776 7792 7992 8192 8214 8766 8991 9216 9472 10368 10656 10952 11688 11988 12288 12321 13149 13824 14208 15552 15584 15984 16384 16428 17532 17982 18019 18432 18944 20736 21312 21904 23376 23976 24576 24642 26298 27648 28416 31104 31168 31968 32768 32856 35064 35964 36038 36864 36963 37888 39447 41472 42624 43808 46752 47952 49152 49284 52596 54057 55296 56832 62208 62336 63936 65536 65712 70128 71928 72076 73728 73926 75776 78894 82944 85248 87616 93504 95904 98304 98568 105192 108114 110592 110889 113664 118341 124416 124672 127872 131072 131424 140256 143856 144152 147456 147852 151552 157788 162171 165888 170496 175232 187008 191808 196608 197136 210384 216228 221184 221778 227328 236682 248832 249344 255744 262848 280512 287712 288304 294912 295704 303104 315576 324342 331776 332667 340992 350464 374016 383616 393216 394272 420768 432456 442368 443556 454656 473364 486513 497664 498688 511488 525696 561024 575424 576608 589824 591408 606208 631152 648684 663552 665334 666703 681984 700928 748032 767232 788544 841536 864912 884736 887112 909312 946728 973026 995328 997376 1022976 1051392 1122048 1150848 1153216 1179648 1182816 1212416 1262304 1297368 1327104 1330668 1333406 1363968 1401856 1459539 1496064 1534464 1577088 1683072 1729824 1769472 1774224 1818624 1893456 1946052 1990656 1994752 2000109 2045952 2102784 2244096 2301696 2306432 2365632 2424832 2524608 2594736 2654208 2661336 2666812 2727936 2803712 2919078 2992128 3068928 3154176 3366144 3459648 3538944 3548448 3637248 3786912 3892104 3981312 3989504 4000218 4091904 4205568 4378617 4488192 4603392 4612864 4731264 4849664 5049216 5189472 5308416 5322672 5333624 5455872 5607424 5838156 5984256 6000327 6137856 6308352 6732288 6919296 7096896 7274496 7573824 7784208 7962624 7979008 8000436 8183808 8411136 8757234 8976384 9206784 9225728 9462528 10098432 10378944 10616832 10645344 10667248 10911744 11214848 11676312 11968512 12000654 12275712 12616704 13464576 13838592 14193792 14548992 15147648 15568416 15925248 15958016 16000872 16367616 16822272 17514468 17952768 18000981 18413568 18451456 18925056 20196864 20757888 21290688 21334496 21823488 22429696 23352624 23937024 24001308 24551424 25233408 26929152 27677184 28387584 30295296 31136832 31850496 31916032 32001744 32735232 33644544 35028936 35905536 36001962 36827136 36902912 37850112 40393728 41515776 42581376 42668992 43646976 44859392 46705248 47874048 48002616 49102848 50466816 53858304 54002943 55354368 56775168 60590592 62273664 63832064 64003488 65470464 67289088 70057872 71811072 72003924 73654272 73805824 75700224 80787456 83031552 85162752 85337984 89718784 93410496 95748096 96005232 98205696 100933632 107716608 108005886 110708736 113550336 121181184 124547328 128006976 130940928 134578176 140115744 143622144 144007848 147308544 147611648 151400448 161574912 162008829 166063104 170325504 170675968 179437568 186820992 191496192 192010464 196411392 201867264 215433216 216011772 221417472 227100672 242362368 249094656 256013952 269156352 280231488 287244288 288015696 294617088 295223296 302800896 323149824 324017658 332126208 340651008 341351936 373641984 384020928 392822784 403734528 430866432 432023544 442834944 454201344 484724736 498189312 512027904 538312704 560462976 574488576 576031392 589234176 590446592 605601792 646299648 648035316 664252416 681302016 682703872 747283968 768041856 807469056 861732864 864047088 885669888 908402688 969449472 996378624 1024055808 1120925952 1152062784 1178468352 1180893184 1211203584 1292599296 1296070632 1328504832 1362604032 1365407744 1494567936 1536083712 1614938112 1723465728 1728094176 1771339776 1816805376 1938898944 1992757248 2048111616 2241851904 2304125568 2361786368 2422407168 2585198592 2592141264 2657009664 2725208064 2730815488 2989135872 3072167424 3456188352 3542679552 3633610752 3877797888 3985514496 4096223232 4483703808 4608251136 4844814336 5170397184 5184282528 5314019328 5450416128 5461630976 5978271744 6144334848 6912376704 7085359104 7267221504 7755595776 7971028992 8192446464 8967407616 9216502272 10368565056 10628038656 10900832256 10923261952 11956543488 12288669696 13824753408 14534443008 15511191552 15942057984 16384892928 17934815232 18433004544 20737130112 21256077312 21801664512 21846523904 23913086976 24577339392 27649506816 31884115968 32769785856 35869630464 36866009088 41474260224 43603329024 43693047808 47826173952 49154678784 55299013632 63768231936 65539571712 71739260928 73732018176 82948520448 87386095616 95652347904 98309357568 110598027264 131079143424 143478521856 147464036352 165897040896 191304695808 196618715136 221196054528 262158286848 286957043712 294928072704 331794081792 393237430272 442392109056 573914087424 589856145408 663588163584 786474860544 884784218112 1179712290816 1327176327168 1769568436224 2359424581632 2654352654336 3539136872448 5308705308672 7078273744896 10617410617344 21234821234688
• Sum of all divisors σ(n): 65516934424032
• Sum of proper divisors (its aliquot sum) s(n): 44282113189344
• 21234821234688 is an abundant number, because the sum of its proper divisors (44282113189344) is greater than itself. Its abundance is 23047291954656

Bases of 21234821234688

• Binary: 100110101000000011101111110100000000000000000₂
• Hexadecimal: 0x13501DFA0000
• Base-36: 7IZ54AO00

Squares and roots of 21234821234688

• 21234821234688 squared (21234821234688²) is 450917632869156396774457344
• 21234821234688 cubed (21234821234688³) is 9575155325545209929307155518179269148672
• The square root of 21234821234688 is 4608125.5662891827
• The cube root of 21234821234688 is 27691.6947974137

Scales and comparisons

• 21,234,821,234,688 seconds is equal to 675,201 years, 32 weeks, 5 days, 22 hours, 4 minutes, 48 seconds.
• To count from 1 to 21,234,821,234,688 would take you about one million, six hundred eighty-eight thousand and 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 21234821234688 cubic inches would be around 2307.6 feet tall.

Recreational maths with 21234821234688

• 21234821234688 backwards is 88643212843212
• 21234821234688 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21234821234688's digits is 54
• More coming soon!