21340377936

Names of 21340377936

• Cardinal: 21340377936 can be written as Twenty-one billion, three hundred forty million, three hundred seventy-seven thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 2.1340377936 × 10¹⁰

Factors of 21340377936

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 30655

Divisors of 21340377936

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 324 432 547 648 1094 1296 1641 2188 3282 4376 4923 6564 8752 9846 13128 14769 19692 26256 29538 30103 39384 44307 59076 60206 78768 88614 90309 118152 120412 177228 180618 236304 240824 270927 354456 361236 481648 541854 708912 722472 812781 1083708 1444944 1625562 2167416 2438343 3251124 4334832 4876686 6502248 9753372 13004496 16466341 19506744 32932682 39013488 49399023 65865364 98798046 131730728 148197069 197596092 263461456 296394138 395192184 444591207 592788276 790384368 889182414 1185576552 1333773621 1778364828 2371153104 2667547242 3556729656 5335094484 7113459312 10670188968 21340377936
• Sum of all divisors σ(n): 61880216992
• Sum of proper divisors (its aliquot sum) s(n): 40539839056
• 21340377936 is an abundant number, because the sum of its proper divisors (40539839056) is greater than itself. Its abundance is 19199461120

Bases of 21340377936

• Binary: 10011110111111111000101001101010000₂
• Hexadecimal: 0x4F7FC5350
• Base-36: 9SXID00

Squares and roots of 21340377936

• 21340377936 squared (21340377936²) is 455411730451315620096
• 21340377936 cubed (21340377936³) is 9718658444318835181268836601856
• The square root of 21340377936 is 146083.4622262219
• The cube root of 21340377936 is 2773.7503422237

Scales and comparisons

• 21,340,377,936 seconds is equal to 678 years, 29 weeks, 2 hours, 45 minutes, 36 seconds.
• To count from 1 to 21,340,377,936 would take you about one thousand, three 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 21340377936 cubic inches would be around 231.1 feet tall.

Recreational maths with 21340377936

• 21340377936 backwards is 63977304312
• The number of decimal digits it has is: 11
• The sum of 21340377936's digits is 45
• More coming soon!