20973120

Names of 20973120

• Cardinal: 20973120 can be written as Twenty million, nine hundred seventy-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.097312 × 10⁷

Factors of 20973120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3138

Divisors of 20973120

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 140 160 168 192 210 224 240 280 320 336 420 448 480 560 672 840 960 1120 1344 1680 2240 3121 3360 6242 6720 9363 12484 15605 18726 21847 24968 31210 37452 43694 46815 49936 62420 65541 74904 87388 93630 99872 109235 124840 131082 149808 174776 187260 199744 218470 249680 262164 299616 327705 349552 374520 436940 499360 524328 599232 655410 699104 749040 873880 998720 1048656 1310820 1398208 1498080 1747760 2097312 2621640 2996160 3495520 4194624 5243280 6991040 10486560 20973120
• Sum of all divisors σ(n): 76126848
• Sum of proper divisors (its aliquot sum) s(n): 55153728
• 20973120 is an abundant number, because the sum of its proper divisors (55153728) is greater than itself. Its abundance is 34180608

Bases of 20973120

• Binary: 1010000000000011001000000₂
• Hexadecimal: 0x1400640
• Base-36: CHIYO

Squares and roots of 20973120

• 20973120 squared (20973120²) is 439871762534400
• 20973120 cubed (20973120³) is 9225483260245475328000
• The square root of 20973120 is 4579.6419073985
• The cube root of 20973120 is 275.7746532795

Scales and comparisons

• 20,973,120 seconds is equal to 34 weeks, 4 days, 17 hours, 52 minutes.
• To count from 1 to 20,973,120 would take you about two hours!

  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 20973120 cubic inches would be around 23 feet tall.

Recreational maths with 20973120

• 20973120 backwards is 02137902
• 20973120 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20973120's digits is 24
• More coming soon!