12379920

Names of 12379920

• Cardinal: 12379920 can be written as Twelve million, three hundred seventy-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.237992 × 10⁷

Factors of 12379920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7386

Divisors of 12379920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 7369 14738 22107 29476 36845 44214 51583 58952 73690 88428 103166 110535 117904 147380 154749 176856 206332 221070 257915 294760 309498 353712 412664 442140 515830 589520 618996 773745 825328 884280 1031660 1237992 1547490 1768560 2063320 2475984 3094980 4126640 6189960 12379920
• Sum of all divisors σ(n): 43866240
• Sum of proper divisors (its aliquot sum) s(n): 31486320
• 12379920 is an abundant number, because the sum of its proper divisors (31486320) is greater than itself. Its abundance is 19106400

Bases of 12379920

• Binary: 101111001110011100010000₂
• Hexadecimal: 0xBCE710
• Base-36: 7DCEO

Squares and roots of 12379920

• 12379920 squared (12379920²) is 153262419206400
• 12379920 cubed (12379920³) is 1897376488781695488000
• The square root of 12379920 is 3518.5110487249
• The cube root of 12379920 is 231.3338999193

Scales and comparisons

• 12,379,920 seconds is equal to 20 weeks, 3 days, 6 hours, 52 minutes.
• To count from 1 to 12,379,920 would take you about thirty weeks!

  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 12379920 cubic inches would be around 19.3 feet tall.

Recreational maths with 12379920

• 12379920 backwards is 02997321
• The number of decimal digits it has is: 8
• The sum of 12379920's digits is 33
• More coming soon!