13971620

Names of 13971620

• Cardinal: 13971620 can be written as Thirteen million, nine hundred seventy-one thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.397162 × 10⁷

Factors of 13971620

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 175

Divisors of 13971620

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 17 20 26 29 34 52 58 65 68 85 109 116 130 145 170 218 221 260 290 340 377 436 442 493 545 580 754 884 986 1090 1105 1417 1508 1853 1885 1972 2180 2210 2465 2834 3161 3706 3770 4420 4930 5668 6322 6409 7085 7412 7540 9265 9860 12644 12818 14170 15805 18530 24089 25636 28340 31610 32045 37060 41093 48178 53737 63220 64090 82186 96356 107474 120445 128180 164372 205465 214948 240890 268685 410930 481780 537370 698581 821860 1074740 1397162 2794324 3492905 6985810 13971620
• Sum of all divisors σ(n): 34927200
• Sum of proper divisors (its aliquot sum) s(n): 20955580
• 13971620 is an abundant number, because the sum of its proper divisors (20955580) is greater than itself. Its abundance is 6983960

Bases of 13971620

• Binary: 110101010011000010100100₂
• Hexadecimal: 0xD530A4
• Base-36: 8BGKK

Squares and roots of 13971620

• 13971620 squared (13971620²) is 195206165424400
• 13971620 cubed (13971620³) is 2727346364966855528000
• The square root of 13971620 is 3737.8630258479
• The cube root of 13971620 is 240.8512594929

Scales and comparisons

• 13,971,620 seconds is equal to 23 weeks, 17 hours, 20 seconds.
• To count from 1 to 13,971,620 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 13971620 cubic inches would be around 20.1 feet tall.

Recreational maths with 13971620

• 13971620 backwards is 02617931
• 13971620 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13971620's digits is 29
• More coming soon!