21142628846628

Names of 21142628846628

• Cardinal: 21142628846628 can be written as Twenty-one trillion, one hundred forty-two billion, six hundred twenty-eight million, eight hundred forty-six thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1142628846628 × 10¹³

Factors of 21142628846628

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 10776866

Divisors of 21142628846628

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 41 82 123 164 246 492 3989 7978 11967 15956 23934 47868 163549 327098 490647 654196 981294 1962588 10772831 21545662 32318493 43091324 64636986 129273972 441686071 883372142 1325058213 1766744284 2650116426 5300232852 42972822859 85945645718 128918468577 171891291436 257836937154 515673874308 1761885737219 3523771474438 5285657211657 7047542948876 10571314423314 21142628846628
• Sum of all divisors σ(n): 50548713223680
• Sum of proper divisors (its aliquot sum) s(n): 29406084377052
• 21142628846628 is an abundant number, because the sum of its proper divisors (29406084377052) is greater than itself. Its abundance is 8263455530424

Bases of 21142628846628

• Binary: 100110011101010100110111000011100110000100100₂
• Hexadecimal: 0x133AA6E1CC24
• Base-36: 7HSSFBU3O

Squares and roots of 21142628846628

• 21142628846628 squared (21142628846628²) is 447010754546266433546970384
• 21142628846628 cubed (21142628846628³) is 9450982473822841093366773456933594265152
• The square root of 21142628846628 is 4598111.4434763323
• The cube root of 21142628846628 is 27651.5615495755

Scales and comparisons

• 21,142,628,846,628 seconds is equal to 672,270 years, 10 weeks, 2 days, 9 hours, 23 minutes, 48 seconds.
• To count from 1 to 21,142,628,846,628 would take you about one million, six hundred eighty thousand, six hundred seventy-five 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 21142628846628 cubic inches would be around 2304.3 feet tall.

Recreational maths with 21142628846628

• 21142628846628 backwards is 82664882624112
• The number of decimal digits it has is: 14
• The sum of 21142628846628's digits is 60
• More coming soon!