21276752120

Names of 21276752120

• Cardinal: 21276752120 can be written as Twenty-one billion, two hundred seventy-six million, seven hundred fifty-two thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.127675212 × 10¹⁰

Factors of 21276752120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3333

Divisors of 21276752120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 40 52 65 97 104 130 137 194 260 274 388 485 520 548 685 776 970 1096 1261 1370 1781 1940 2522 2740 3079 3562 3880 5044 5480 6158 6305 7124 8905 10088 12316 12610 13289 14248 15395 17810 24632 25220 26578 30790 35620 40027 50440 53156 61580 66445 71240 80054 106312 123160 132890 160108 172757 200135 265780 298663 320216 345514 400270 421823 531560 597326 691028 800540 843646 863785 1194652 1382056 1493315 1601080 1687292 1727570 2109115 2389304 2986630 3374584 3455140 3882619 4218230 5483699 5973260 6910280 7765238 8436460 10967398 11946520 15530476 16872920 19413095 21934796 27418495 31060952 38826190 40916831 43869592 54836990 77652380 81833662 109673980 155304760 163667324 204584155 219347960 327334648 409168310 531918803 818336620 1063837606 1636673240 2127675212 2659594015 4255350424 5319188030 10638376060 21276752120
• Sum of all divisors σ(n): 52483939200
• Sum of proper divisors (its aliquot sum) s(n): 31207187080
• 21276752120 is an abundant number, because the sum of its proper divisors (31207187080) is greater than itself. Its abundance is 9930434960

Bases of 21276752120

• Binary: 10011110100001100010111100011111000₂
• Hexadecimal: 0x4F43178F8
• Base-36: 9RVMN08

Squares and roots of 21276752120

• 21276752120 squared (21276752120²) is 452700180775924494400
• 21276752120 cubed (21276752120³) is 9631989531048534731185128128000
• The square root of 21276752120 is 145865.5275244977
• The cube root of 21276752120 is 2770.9909750919

Scales and comparisons

• 21,276,752,120 seconds is equal to 676 years, 27 weeks, 5 days, 16 hours, 55 minutes, 20 seconds.
• To count from 1 to 21,276,752,120 would take you about one thousand, three hundred fifty-three 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 21276752120 cubic inches would be around 230.9 feet tall.

Recreational maths with 21276752120

• 21276752120 backwards is 02125767212
• The number of decimal digits it has is: 11
• The sum of 21276752120's digits is 35
• More coming soon!