21075829141550784

Names of 21075829141550784

• Cardinal: 21075829141550784 can be written as Twenty-one quadrillion, seventy-five trillion, eight hundred twenty-nine billion, one hundred forty-one million, five hundred fifty thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 2.1075829141550784 × 10¹⁶

Factors of 21075829141550784

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 15886

Divisors of 21075829141550784

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 71 96 127 142 192 213 254 284 381 426 508 521 568 762 852 1016 1042 1136 1524 1563 1704 1741 2032 2084 2272 3048 3126 3408 3482 4064 4168 4544 5223 6096 6252 6816 6964 8128 8336 9017 10446 12192 12504 13421 13632 13928 16672 18034 20892 24384 25008 26842 27051 27856 33344 36068 36991 40263 41784 50016 53684 54102 55712 66167 72136 73982 80526 83568 100032 107368 108204 110973 111424 123611 132334 144272 147964 161052 167136 198501 214736 216408 221107 221946 247222 264668 288544 295928 322104 334272 370833 397002 429472 432816 442214 443892 494444 529336 577088 591856 644208 663321 741666 794004 858944 865632 884428 887784 907061 952891 988888 1058672 1183712 1288416 1326642 1483332 1588008 1704467 1731264 1768856 1775568 1814122 1905782 1977776 2117344 2367424 2576832 2653284 2721183 2858673 2966664 3176016 3408934 3537712 3551136 3628244 3811564 3955552 4234688 4697857 5113401 5306568 5442366 5717346 5933328 6352032 6817868 6992341 7075424 7102272 7256488 7623128 7911104 9395714 10226802 10613136 10884732 11434692 11866656 12704064 13635736 13984682 14093571 14150848 14512976 15246256 15698597 18791428 20453604 20977023 21226272 21769464 22869384 23365961 23733312 27271472 27969364 28187142 29025952 30492512 31397194 37582856 40907208 41954046 42452544 43538928 45738768 46731922 47095791 54542944 55938728 56374284 58051904 60985024 62794388 64401331 70097883 75165712 81814416 83908092 87077856 91477536 93463844 94191582 109085888 111877456 112748568 115196747 121017157 125588776 128802662 140195766 150331424 163628832 167816184 174155712 182955072 186927688 188383164 193203993 223754912 225497136 230393494 242034314 251177552 257605324 280391532 300662848 327257664 335632368 345590241 363051471 373855376 376766328 386407986 447509824 450994272 460786988 484068628 496456211 502355104 515210648 560783064 671264736 691180482 726102942 747710752 753532656 772815972 888027307 901988544 921573976 968137256 992912422 1004710208 1030421296 1121566128 1342529472 1382360964 1452205884 1489368633 1495421504 1507065312 1545631944 1658983231 1776054614 1843147952 1936274512 1985824844 2060842592 2243132256 2664081921 2764721928 2904411768 2967477047 2978737266 3014130624 3091263888 3317966462 3552109228 3686295904 3872549024 3971649688 4121685184 4486264512 4976949693 5328163842 5529443856 5808823536 5934954094 5957474532 6182527776 6635932924 7104218456 7372591808 7745098048 7943299376 8178969037 8902431141 9953899386 10656327684 11058887712 11617647072 11869908188 11914949064 12173665681 12365055552 13271865848 14208436912 15886598752 16357938074 17804862282 19907798772 21312655368 22117775424 23235294144 23739816376 23829898128 24347331362 24536907111 26543731696 28416873824 31773197504 32715876148 35609724564 36520997043 39815597544 42625310736 47479632752 47659796256 48694662724 49073814222 53087463392 56833747648 63049938797 65431752296 71219449128 73041994086 79631195088 85250621472 94959265504 95319592512 97389325448 98147628444 106174926784 126099877594 130863504592 142438898256 146083988172 159262390176 170501242944 189149816391 189918531008 194778650896 196295256888 210690870337 252199755188 261727009184 284877796512 292167976344 318524780352 378299632782 389557301792 392590513776 421381740674 504399510376 523454018368 569755593024 584335952688 632072611011 756599265564 779114603584 785181027552 842763481348 864330263351 1008799020752 1168671905376 1264145222022 1513198531128 1546055541487 1570362055104 1685526962696 1728660526702 2017598041504 2337343810752 2528290444044 2592990790053 3026397062256 3092111082974 3371053925392 3457321053404 4035196083008 4638166624461 5056580888088 5185981580106 6052794124512 6184222165948 6742107850784 6914642106808 9276333248922 10113161776176 10371963160212 12105588249024 12368444331896 13484215701568 13829284213616 18552666497844 20226323552352 20743926320424 24736888663792 27658568427232 37105332995688 40452647104704 41487852640848 49473777327584 55317136854464 74210665991376 82975705281696 98947554655168 109769943445577 148421331982752 165951410563392 219539886891154 296842663965504 329309830336731 439079773782308 658619660673462 878159547564616 1317239321346924 1756319095129232 2634478642693848 3512638190258464 5268957285387696 7025276380516928 10537914570775392 21075829141550784
• Sum of all divisors σ(n): 57140240834985984
• Sum of proper divisors (its aliquot sum) s(n): 36064411693435200
• 21075829141550784 is an abundant number, because the sum of its proper divisors (36064411693435200) is greater than itself. Its abundance is 14988582551884416

Bases of 21075829141550784

• Binary: 1001010111000000101101011011101010101000011011011000000₂
• Hexadecimal: 0x4AE05ADD5436C0
• Base-36: 5RIRA8T3H6O

Squares and roots of 21075829141550784

• 21075829141550784 squared (21075829141550784²) is 444190574003841256836496451014656
• 21075829141550784 cubed (21075829141550784³) is 9361684643992327667884829077443198804166152290304
• The square root of 21075829141550784 is 145175167.0966862845
• The cube root of 21075829141550784 is 276224.0931090453

Scales and comparisons

• 21,075,829,141,550,784 seconds is equal to 670,146,174 years, 45 weeks, 5 days, 20 hours, 6 minutes, 24 seconds.
• To count from 1 to 21,075,829,141,550,784 would take you about two billion, ten million, four hundred thirty-eight thousand, five hundred twenty-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 21075829141550784 cubic inches would be around 23018.7 feet tall.

Recreational maths with 21075829141550784

• 21075829141550784 backwards is 48705514192857012
• The number of decimal digits it has is: 17
• The sum of 21075829141550784's digits is 69
• More coming soon!