13638983168

Names of 13638983168

• Cardinal: 13638983168 can be written as Thirteen billion, six hundred thirty-eight million, nine hundred eighty-three thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3638983168 × 10¹⁰

Factors of 13638983168

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7222

Divisors of 13638983168

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 32 61 64 122 128 244 256 488 512 976 1952 3721 3904 7159 7442 7808 14318 14884 15616 28636 29768 31232 57272 59536 114544 119072 229088 238144 436699 458176 476288 873398 916352 952576 1746796 1832704 1905152 3493592 3665408 6987184 13974368 26638639 27948736 53277278 55897472 106554556 111794944 213109112 223589888 426218224 852436448 1704872896 3409745792 6819491584 13638983168
• Sum of all divisors σ(n): 27709264440
• Sum of proper divisors (its aliquot sum) s(n): 14070281272
• 13638983168 is an abundant number, because the sum of its proper divisors (14070281272) is greater than itself. Its abundance is 431298104

Bases of 13638983168

• Binary: 1100101100111100100101111000000000₂
• Hexadecimal: 0x32CF25E00
• Base-36: 69KAQRK

Squares and roots of 13638983168

• 13638983168 squared (13638983168²) is 186021861856987316224
• 13638983168 cubed (13638983168³) is 2537149042747471229168629317632
• The square root of 13638983168 is 116786.0572499989
• The cube root of 13638983168 is 2389.2448825055

Scales and comparisons

• 13,638,983,168 seconds is equal to 433 years, 35 weeks, 1 day, 14 hours, 26 minutes, 8 seconds.
• To count from 1 to 13,638,983,168 would take you about eight hundred sixty-seven 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 13638983168 cubic inches would be around 199.1 feet tall.

Recreational maths with 13638983168

• 13638983168 backwards is 86138983631
• The number of decimal digits it has is: 11
• The sum of 13638983168's digits is 56
• More coming soon!