20441820

Names of 20441820

• Cardinal: 20441820 can be written as Twenty million, four hundred forty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.044182 × 10⁷

Factors of 20441820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 443

Divisors of 20441820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 17 20 21 28 30 34 35 42 49 51 60 68 70 84 85 98 102 105 119 140 147 170 196 204 210 238 245 255 294 340 357 409 420 476 490 510 588 595 714 735 818 833 980 1020 1190 1227 1428 1470 1636 1666 1785 2045 2380 2454 2499 2863 2940 3332 3570 4090 4165 4908 4998 5726 6135 6953 7140 8180 8330 8589 9996 11452 12270 12495 13906 14315 16660 17178 20041 20859 24540 24990 27812 28630 34356 34765 40082 41718 42945 48671 49980 57260 60123 69530 80164 83436 85890 97342 100205 104295 120246 139060 146013 171780 194684 200410 208590 240492 243355 292026 300615 340697 400820 417180 486710 584052 601230 681394 730065 973420 1022091 1202460 1362788 1460130 1703485 2044182 2920260 3406970 4088364 5110455 6813940 10220910 20441820
• Sum of all divisors σ(n): 70670880
• Sum of proper divisors (its aliquot sum) s(n): 50229060
• 20441820 is an abundant number, because the sum of its proper divisors (50229060) is greater than itself. Its abundance is 29787240

Bases of 20441820

• Binary: 1001101111110101011011100₂
• Hexadecimal: 0x137EADC
• Base-36: C650C

Squares and roots of 20441820

• 20441820 squared (20441820²) is 417868004912400
• 20441820 cubed (20441820³) is 8541982540178396568000
• The square root of 20441820 is 4521.2630978521
• The cube root of 20441820 is 273.4260277853

Scales and comparisons

• 20,441,820 seconds is equal to 33 weeks, 5 days, 14 hours, 17 minutes.
• To count from 1 to 20,441,820 would take you about fifty 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 20441820 cubic inches would be around 22.8 feet tall.

Recreational maths with 20441820

• 20441820 backwards is 02814402
• 20441820 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20441820's digits is 21
• More coming soon!