13210020

Names of 13210020

• Cardinal: 13210020 can be written as Thirteen million, two hundred ten thousand and twenty.

Scientific notation

• Scientific notation: 1.321002 × 10⁷

Factors of 13210020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1466

Divisors of 13210020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 27 30 34 36 45 51 54 60 68 85 90 102 108 135 153 170 180 204 255 270 306 340 459 510 540 612 765 918 1020 1439 1530 1836 2295 2878 3060 4317 4590 5756 7195 8634 9180 12951 14390 17268 21585 24463 25902 28780 38853 43170 48926 51804 64755 73389 77706 86340 97852 122315 129510 146778 155412 194265 220167 244630 259020 293556 366945 388530 440334 489260 660501 733890 777060 880668 1100835 1321002 1467780 2201670 2642004 3302505 4403340 6605010 13210020
• Sum of all divisors σ(n): 43545600
• Sum of proper divisors (its aliquot sum) s(n): 30335580
• 13210020 is an abundant number, because the sum of its proper divisors (30335580) is greater than itself. Its abundance is 17125560

Bases of 13210020

• Binary: 110010011001000110100100₂
• Hexadecimal: 0xC991A4
• Base-36: 7V4X0

Squares and roots of 13210020

• 13210020 squared (13210020²) is 174504628400400
• 13210020 cubed (13210020³) is 2305209631261852008000
• The square root of 13210020 is 3634.5591204437
• The cube root of 13210020 is 236.3929344175

Scales and comparisons

• 13,210,020 seconds is equal to 21 weeks, 5 days, 21 hours, 27 minutes.
• To count from 1 to 13,210,020 would take you about thirty-two 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 13210020 cubic inches would be around 19.7 feet tall.

Recreational maths with 13210020

• 13210020 backwards is 02001231
• 13210020 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13210020's digits is 9
• More coming soon!