20992000

Names of 20992000

• Cardinal: 20992000 can be written as Twenty million, nine hundred ninety-two thousand.

Scientific notation

• Scientific notation: 2.0992 × 10⁷

Factors of 20992000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 48

Divisors of 20992000

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 41 50 64 80 82 100 125 128 160 164 200 205 250 256 320 328 400 410 500 512 640 656 800 820 1000 1024 1025 1280 1312 1600 1640 2000 2048 2050 2560 2624 3200 3280 4000 4096 4100 5120 5125 5248 6400 6560 8000 8200 10240 10250 10496 12800 13120 16000 16400 20480 20500 20992 25600 26240 32000 32800 41000 41984 51200 52480 64000 65600 82000 83968 102400 104960 128000 131200 164000 167936 209920 256000 262400 328000 419840 512000 524800 656000 839680 1049600 1312000 2099200 2624000 4198400 5248000 10496000 20992000
• Sum of all divisors σ(n): 53667432
• Sum of proper divisors (its aliquot sum) s(n): 32675432
• 20992000 is an abundant number, because the sum of its proper divisors (32675432) is greater than itself. Its abundance is 11683432

Bases of 20992000

• Binary: 1010000000101000000000000₂
• Hexadecimal: 0x1405000
• Base-36: CHXJ4

Squares and roots of 20992000

• 20992000 squared (20992000²) is 440664064000000
• 20992000 cubed (20992000³) is 9250420031488000000000
• The square root of 20992000 is 4581.7027402485
• The cube root of 20992000 is 275.8573792307

Scales and comparisons

• 20,992,000 seconds is equal to 34 weeks, 4 days, 23 hours, 6 minutes, 40 seconds.
• To count from 1 to 20,992,000 would take you about ten 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 20992000 cubic inches would be around 23 feet tall.

Recreational maths with 20992000

• 20992000 backwards is 00029902
• The number of decimal digits it has is: 8
• The sum of 20992000's digits is 22
• More coming soon!