20390846976

Names of 20390846976

• Cardinal: 20390846976 can be written as Twenty billion, three hundred ninety million, eight hundred forty-six thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 2.0390846976 × 10¹⁰

Factors of 20390846976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 94203

Divisors of 20390846976

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 47 48 64 72 94 96 128 141 144 188 192 256 282 288 376 384 423 512 564 576 752 768 846 1128 1152 1504 1536 1692 2256 2304 3008 3384 4512 4608 6016 6768 9024 12032 13536 18048 24064 27072 36096 54144 72192 94151 108288 188302 216576 282453 376604 564906 753208 847359 1129812 1506416 1694718 2259624 3012832 3389436 4425097 4519248 6025664 6778872 8850194 9038496 12051328 13275291 13557744 17700388 18076992 24102656 26550582 27115488 35400776 36153984 39825873 48205312 53101164 54230976 70801552 72307968 79651746 106202328 108461952 141603104 144615936 159303492 212404656 216923904 283206208 318606984 424809312 433847808 566412416 637213968 849618624 1132824832 1274427936 1699237248 2265649664 2548855872 3398474496 5097711744 6796948992 10195423488 20390846976
• Sum of all divisors σ(n): 60102117504
• Sum of proper divisors (its aliquot sum) s(n): 39711270528
• 20390846976 is an abundant number, because the sum of its proper divisors (39711270528) is greater than itself. Its abundance is 19320423552

Bases of 20390846976

• Binary: 10010111111011000111010001000000000₂
• Hexadecimal: 0x4BF63A200
• Base-36: 9D86M80

Squares and roots of 20390846976

• 20390846976 squared (20390846976²) is 415786640398648344576
• 20390846976 cubed (20390846976³) is 8478241759033978031484935602176
• The square root of 20390846976 is 142796.5229828793
• The cube root of 20390846976 is 2731.9857001953

Scales and comparisons

• 20,390,846,976 seconds is equal to 648 years, 19 weeks, 4 hours, 9 minutes, 36 seconds.
• To count from 1 to 20,390,846,976 would take you about one thousand, two hundred ninety-six 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 20390846976 cubic inches would be around 227.7 feet tall.

Recreational maths with 20390846976

• 20390846976 backwards is 67964809302
• The number of decimal digits it has is: 11
• The sum of 20390846976's digits is 54
• More coming soon!