21077303122478

Names of 21077303122478

• Cardinal: 21077303122478 can be written as Twenty-one trillion, seventy-seven billion, three hundred three million, one hundred twenty-two thousand, four hundred seventy-eight.

Scientific notation

• Scientific notation: 2.1077303122478 × 10¹³

Factors of 21077303122478

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2610

Divisors of 21077303122478

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 23 46 331 662 1091 1163 2182 2326 7613 15226 25093 26749 50186 53498 361121 384953 722242 769906 1190281 1268833 2380562 2537666 8305783 8853919 16611566 17707838 27376463 29183159 54752926 58366318 393983011 419983723 787966022 839967446 1384296803 2768593606 9061609253 9659625629 18123218506 19319251258 31838826469 63677652938 458202241793 916404483586 10538651561239 21077303122478
• Sum of all divisors σ(n): 33149067343488
• Sum of proper divisors (its aliquot sum) s(n): 12071764221010
• 21077303122478 is a deficient number, because the sum of its proper divisors (12071764221010) is less than itself. Its deficiency is 9005538901468

Bases of 21077303122478

• Binary: 100110010101101110001001010100101101000101110₂
• Hexadecimal: 0x132B712A5A2E
• Base-36: 7GYS22UR2

Squares and roots of 21077303122478

• 21077303122478 squared (21077303122478²) is 444252706916820848668860484
• 21077303122478 cubed (21077303122478³) is 9363648966667211861869102989259346359352
• The square root of 21077303122478 is 4591002.4093304503
• The cube root of 21077303122478 is 27623.0532389969

Scales and comparisons

• 21,077,303,122,478 seconds is equal to 670,193 years, 2 weeks, 1 day, 14 hours, 54 minutes, 38 seconds.
• To count from 1 to 21,077,303,122,478 would take you about one million, six hundred seventy-five thousand, four hundred eighty-two 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 21077303122478 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21077303122478

• 21077303122478 backwards is 87422130377012
• The number of decimal digits it has is: 14
• The sum of 21077303122478's digits is 47
• More coming soon!