21044278327940

Names of 21044278327940

• Cardinal: 21044278327940 can be written as Twenty-one trillion, forty-four billion, two hundred seventy-eight million, three hundred twenty-seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.104427832794 × 10¹³

Factors of 21044278327940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 120119

Divisors of 21044278327940

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 43 70 86 140 172 215 301 430 602 860 1204 1505 3010 6020 49639 70423 99278 140846 198556 248195 281692 347473 352115 492961 496390 694946 704230 985922 992780 1389892 1408460 1737365 1971844 2134477 2464805 3028189 3474730 4268954 4929610 6056378 6949460 8537908 9859220 10672385 12112756 14941339 15140945 21197323 21344770 29882678 30281890 42394646 42689540 59765356 60563780 74706695 84789292 105986615 149413390 211973230 298826780 423946460 3495727297 6991454594 13982909188 17478636485 24470091079 34957272970 48940182158 69914545940 97880364316 122350455395 150316273771 244700910790 300632547542 489401821580 601265095084 751581368855 1052213916397 1503162737710 2104427832794 3006325475420 4208855665588 5261069581985 10522139163970 21044278327940
• Sum of all divisors σ(n): 51682607370240
• Sum of proper divisors (its aliquot sum) s(n): 30638329042300
• 21044278327940 is an abundant number, because the sum of its proper divisors (30638329042300) is greater than itself. Its abundance is 9594050714360

Bases of 21044278327940

• Binary: 100110010001111000000101110111111101010000100₂
• Hexadecimal: 0x1323C0BBFA84
• Base-36: 7GJLVYW78

Squares and roots of 21044278327940

• 21044278327940 squared (21044278327940²) is 442861650343805162184643600
• 21044278327940 cubed (21044278327940³) is 9319703830605881024596192136152822184000
• The square root of 21044278327940 is 4587404.3126739985
• The cube root of 21044278327940 is 27608.6187148751

Scales and comparisons

• 21,044,278,327,940 seconds is equal to 669,142 years, 49 weeks, 5 days, 4 hours, 52 minutes, 20 seconds.
• To count from 1 to 21,044,278,327,940 would take you about one million, six hundred seventy-two thousand, eight hundred fifty-seven 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 21044278327940 cubic inches would be around 2300.7 feet tall.

Recreational maths with 21044278327940

• 21044278327940 backwards is 04972387244012
• The number of decimal digits it has is: 14
• The sum of 21044278327940's digits is 53
• More coming soon!