13488768

Names of 13488768

• Cardinal: 13488768 can be written as Thirteen million, four hundred eighty-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3488768 × 10⁷

Factors of 13488768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1306

Divisors of 13488768

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 288 324 384 432 576 648 864 1152 1296 1301 1728 2592 2602 3456 3903 5184 5204 7806 10368 10408 11709 15612 20816 23418 31224 35127 41632 46836 62448 70254 83264 93672 105381 124896 140508 166528 187344 210762 249792 281016 374688 421524 499584 562032 749376 843048 1124064 1498752 1686096 2248128 3372192 4496256 6744384 13488768
• Sum of all divisors σ(n): 40173210
• Sum of proper divisors (its aliquot sum) s(n): 26684442
• 13488768 is an abundant number, because the sum of its proper divisors (26684442) is greater than itself. Its abundance is 13195674

Bases of 13488768

• Binary: 110011011101001010000000₂
• Hexadecimal: 0xCDD280
• Base-36: 81400

Squares and roots of 13488768

• 13488768 squared (13488768²) is 181946862157824
• 13488768 cubed (13488768³) is 2454239011974867320832
• The square root of 13488768 is 3672.7058145189
• The cube root of 13488768 is 238.0441035891

Scales and comparisons

• 13,488,768 seconds is equal to 22 weeks, 2 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 13,488,768 would take you about thirty-three 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 13488768 cubic inches would be around 19.8 feet tall.

Recreational maths with 13488768

• 13488768 backwards is 86788431
• The number of decimal digits it has is: 8
• The sum of 13488768's digits is 45
• More coming soon!