13899930

Names of 13899930

• Cardinal: 13899930 can be written as Thirteen million, eight hundred ninety-nine thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.389993 × 10⁷

Factors of 13899930

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 671

Divisors of 13899930

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 30 33 55 66 73 110 146 165 219 330 365 438 577 730 803 1095 1154 1606 1731 2190 2409 2885 3462 4015 4818 5770 6347 8030 8655 12045 12694 17310 19041 24090 31735 38082 42121 63470 84242 95205 126363 190410 210605 252726 421210 463331 631815 926662 1263630 1389993 2316655 2779986 4633310 6949965 13899930
• Sum of all divisors σ(n): 36955008
• Sum of proper divisors (its aliquot sum) s(n): 23055078
• 13899930 is an abundant number, because the sum of its proper divisors (23055078) is greater than itself. Its abundance is 9155148

Bases of 13899930

• Binary: 110101000001100010011010₂
• Hexadecimal: 0xD4189A
• Base-36: 89X96

Squares and roots of 13899930

• 13899930 squared (13899930²) is 193208054004900
• 13899930 cubed (13899930³) is 2685578426104329657000
• The square root of 13899930 is 3728.2609887185
• The cube root of 13899930 is 240.4386076645

Scales and comparisons

• 13,899,930 seconds is equal to 22 weeks, 6 days, 21 hours, 5 minutes, 30 seconds.
• To count from 1 to 13,899,930 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 13899930 cubic inches would be around 20 feet tall.

Recreational maths with 13899930

• 13899930 backwards is 03999831
• The number of decimal digits it has is: 8
• The sum of 13899930's digits is 42
• More coming soon!