13867140

Names of 13867140

• Cardinal: 13867140 can be written as Thirteen million, eight hundred sixty-seven thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.386714 × 10⁷

Factors of 13867140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 395

Divisors of 13867140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 137 140 210 241 274 411 420 482 548 685 723 822 959 964 1205 1370 1446 1644 1687 1918 2055 2410 2740 2877 2892 3374 3615 3836 4110 4795 4820 5061 5754 6748 7230 8220 8435 9590 10122 11508 14385 14460 16870 19180 20244 25305 28770 33017 33740 50610 57540 66034 99051 101220 132068 165085 198102 231119 330170 396204 462238 495255 660340 693357 924476 990510 1155595 1386714 1981020 2311190 2773428 3466785 4622380 6933570 13867140
• Sum of all divisors σ(n): 44884224
• Sum of proper divisors (its aliquot sum) s(n): 31017084
• 13867140 is an abundant number, because the sum of its proper divisors (31017084) is greater than itself. Its abundance is 17149944

Bases of 13867140

• Binary: 110100111001100010000100₂
• Hexadecimal: 0xD39884
• Base-36: 897YC

Squares and roots of 13867140

• 13867140 squared (13867140²) is 192297571779600
• 13867140 cubed (13867140³) is 2666617349527762344000
• The square root of 13867140 is 3723.8608996577
• The cube root of 13867140 is 240.2493935333

Scales and comparisons

• 13,867,140 seconds is equal to 22 weeks, 6 days, 11 hours, 59 minutes.
• To count from 1 to 13,867,140 would take you about thirty-four 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 13867140 cubic inches would be around 20 feet tall.

Recreational maths with 13867140

• 13867140 backwards is 04176831
• 13867140 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13867140's digits is 30
• More coming soon!