19798272

Names of 19798272

• Cardinal: 19798272 can be written as Nineteen million, seven hundred ninety-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.9798272 × 10⁷

Factors of 19798272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 679

Divisors of 19798272

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 156 192 208 234 256 288 312 384 416 468 576 624 661 768 832 936 1152 1248 1322 1664 1872 1983 2304 2496 2644 3328 3744 3966 4992 5288 5949 7488 7932 8593 9984 10576 11898 14976 15864 17186 21152 23796 25779 29952 31728 34372 42304 47592 51558 63456 68744 77337 84608 95184 103116 126912 137488 154674 169216 190368 206232 253824 274976 309348 380736 412464 507648 549952 618696 761472 824928 1099904 1237392 1522944 1649856 2199808 2474784 3299712 4949568 6599424 9899136 19798272
• Sum of all divisors σ(n): 61567324
• Sum of proper divisors (its aliquot sum) s(n): 41769052
• 19798272 is an abundant number, because the sum of its proper divisors (41769052) is greater than itself. Its abundance is 21970780

Bases of 19798272

• Binary: 1001011100001100100000000₂
• Hexadecimal: 0x12E1900
• Base-36: BSCG0

Squares and roots of 19798272

• 19798272 squared (19798272²) is 391971574185984
• 19798272 cubed (19798272³) is 7760359842002289819648
• The square root of 19798272 is 4449.5249184603
• The cube root of 19798272 is 270.5260525929

Scales and comparisons

• 19,798,272 seconds is equal to 32 weeks, 5 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 19,798,272 would take you about forty-nine 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 19798272 cubic inches would be around 22.5 feet tall.

Recreational maths with 19798272

• 19798272 backwards is 27289791
• The number of decimal digits it has is: 8
• The sum of 19798272's digits is 45
• More coming soon!