20998068

Names of 20998068

• Cardinal: 20998068 can be written as Twenty million, nine hundred ninety-eight thousand and sixty-eight.

Scientific notation

• Scientific notation: 2.0998068 × 10⁷

Factors of 20998068

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 133

Divisors of 20998068

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 41 42 49 52 67 78 82 84 91 98 123 134 147 156 164 182 196 201 246 268 273 287 294 364 402 469 492 533 546 574 588 637 804 861 871 938 1066 1092 1148 1274 1407 1599 1722 1742 1876 1911 2009 2132 2548 2613 2747 2814 3198 3283 3444 3484 3731 3822 4018 5226 5494 5628 6027 6097 6396 6566 7462 7644 8036 8241 9849 10452 10988 11193 12054 12194 13132 14924 16482 18291 19229 19698 22386 24108 24388 26117 32964 35711 36582 38458 39396 42679 44772 52234 57687 71422 73164 76916 78351 85358 104468 107133 115374 128037 134603 142844 156702 170716 214266 230748 249977 256074 269206 313404 403809 428532 499954 512148 538412 749931 807618 999908 1499862 1615236 1749839 2999724 3499678 5249517 6999356 10499034 20998068
• Sum of all divisors σ(n): 63814464
• Sum of proper divisors (its aliquot sum) s(n): 42816396
• 20998068 is an abundant number, because the sum of its proper divisors (42816396) is greater than itself. Its abundance is 21818328

Bases of 20998068

• Binary: 1010000000110011110110100₂
• Hexadecimal: 0x14067B4
• Base-36: CI27O

Squares and roots of 20998068

• 20998068 squared (20998068²) is 440918859732624
• 20998068 cubed (20998068³) is 9258444199148100570432
• The square root of 20998068 is 4582.3648916253
• The cube root of 20998068 is 275.8839566777

Scales and comparisons

• 20,998,068 seconds is equal to 34 weeks, 5 days, 47 minutes, 48 seconds.
• To count from 1 to 20,998,068 would take you about thirteen 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 20998068 cubic inches would be around 23 feet tall.

Recreational maths with 20998068

• 20998068 backwards is 86089902
• 20998068 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20998068's digits is 42
• More coming soon!