13991563976

Names of 13991563976

• Cardinal: 13991563976 can be written as Thirteen billion, nine hundred ninety-one million, five hundred sixty-three thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.3991563976 × 10¹⁰

Factors of 13991563976

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 79682

Divisors of 13991563976

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 13 19 26 38 52 76 89 104 152 178 247 356 494 712 988 1157 1691 1976 2314 3382 4628 6764 9256 13528 21983 43966 79559 87932 159118 175864 318236 636472 1034267 1511621 2068534 3023242 4137068 6046484 7080751 8274136 12092968 14161502 19651073 28323004 39302146 56646008 78604292 92049763 134534269 157208584 184099526 269068538 368199052 538137076 736398104 1076274152 1748945497 3497890994 6995781988 13991563976
• Sum of all divisors σ(n): 30073680000
• Sum of proper divisors (its aliquot sum) s(n): 16082116024
• 13991563976 is an abundant number, because the sum of its proper divisors (16082116024) is greater than itself. Its abundance is 2090552048

Bases of 13991563976

• Binary: 1101000001111101100101001011001000₂
• Hexadecimal: 0x341F652C8
• Base-36: 6FE7RUW

Squares and roots of 13991563976

• 13991563976 squared (13991563976²) is 195763862494500928576
• 13991563976 cubed (13991563976³) is 2739042606280676690362510578176
• The square root of 13991563976 is 118285.9415822523
• The cube root of 13991563976 is 2409.6580712423

Scales and comparisons

• 13,991,563,976 seconds is equal to 444 years, 46 weeks, 1 day, 9 hours, 32 minutes, 56 seconds.
• To count from 1 to 13,991,563,976 would take you about eight hundred eighty-nine years!

  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 13991563976 cubic inches would be around 200.8 feet tall.

Recreational maths with 13991563976

• 13991563976 backwards is 67936519931
• The number of decimal digits it has is: 11
• The sum of 13991563976's digits is 59
• More coming soon!