6821551472640

Names of 6821551472640

• Cardinal: 6821551472640 can be written as Six trillion, eight hundred twenty-one billion, five hundred fifty-one million, four hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.82155147264 × 10¹²

Factors of 6821551472640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 78068

Divisors of 6821551472640

• Number of divisors d(n): 272
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 89 96 120 128 160 178 192 240 256 267 320 356 384 445 480 512 534 640 712 768 890 960 1024 1068 1280 1335 1424 1536 1780 1920 2048 2136 2560 2670 2848 3072 3560 3840 4096 4272 5120 5340 5696 6144 7120 7680 8192 8544 10240 10680 11392 12288 14240 15360 16384 17088 20480 21360 22784 24576 28480 30720 32768 34176 40960 42720 45568 49152 56960 61440 65536 68352 77969 81920 85440 91136 98304 113920 122880 136704 155938 163840 170880 182272 196608 227840 233907 245760 273408 311876 327680 341760 364544 389845 455680 467814 491520 546816 623752 683520 729088 779690 911360 935628 983040 1093632 1169535 1247504 1367040 1458176 1559380 1822720 1871256 2187264 2339070 2495008 2734080 2916352 3118760 3645440 3742512 4374528 4678140 4990016 5468160 5832704 6237520 6939241 7290880 7485024 8749056 9356280 9980032 10936320 12475040 13878482 14581760 14970048 17498112 18712560 19960064 20817723 21872640 24950080 27756964 29163520 29940096 34696205 37425120 39920128 41635446 43745280 49900160 55513928 59880192 69392410 74850240 79840256 83270892 87490560 99800320 104088615 111027856 119760384 138784820 149700480 159680512 166541784 199600640 208177230 222055712 239520768 277569640 299400960 319361024 333083568 399201280 416354460 444111424 479041536 555139280 598801920 638722048 666167136 798402560 832708920 888222848 958083072 1110278560 1197603840 1277444096 1332334272 1596805120 1665417840 1776445696 1916166144 2220557120 2395207680 2554888192 2664668544 3193610240 3330835680 3552891392 3832332288 4441114240 4790415360 5109776384 5329337088 6387220480 6661671360 7105782784 7664664576 8882228480 9580830720 10658674176 12774440960 13323342720 14211565568 15329329152 17764456960 19161661440 21317348352 25548881920 26646685440 28423131136 35528913920 38323322880 42634696704 53293370880 56846262272 71057827840 76646645760 85269393408 106586741760 113692524544 142115655680 170538786816 213173483520 227385049088 284231311360 341077573632 426346967040 454770098176 568462622720 682155147264 852693934080 1136925245440 1364310294528 1705387868160 2273850490880 3410775736320 6821551472640
• Sum of all divisors σ(n): 22074348679200
• Sum of proper divisors (its aliquot sum) s(n): 15252797206560
• 6821551472640 is an abundant number, because the sum of its proper divisors (15252797206560) is greater than itself. Its abundance is 8431245733920

Bases of 6821551472640

• Binary: 1100011010001000100001001110000000000000000₂
• Hexadecimal: 0x63444270000
• Base-36: 2F1RZMAYO

Squares and roots of 6821551472640

• 6821551472640 squared (6821551472640²) is 46533564493876952668569600
• 6821551472640 cubed (6821551472640³) is 317431105400394742739236532722335744000
• The square root of 6821551472640 is 2611809.9993376241
• The cube root of 6821551472640 is 18965.3583672913

Scales and comparisons

• 6,821,551,472,640 seconds is equal to 216,904 years, 12 weeks, 2 days, 1 hour, 4 minutes.
• To count from 1 to 6,821,551,472,640 would take you about five hundred forty-two thousand, two hundred sixty 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 6821551472640 cubic inches would be around 1580.4 feet tall.

Recreational maths with 6821551472640

• 6821551472640 backwards is 0462741551286
• The number of decimal digits it has is: 13
• The sum of 6821551472640's digits is 51
• More coming soon!