13788768

Names of 13788768

• Cardinal: 13788768 can be written as Thirteen million, seven hundred eighty-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3788768 × 10⁷

Factors of 13788768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 100

Divisors of 13788768

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 48 51 56 68 71 84 96 102 112 119 136 142 168 204 213 224 238 272 284 289 336 357 408 426 476 497 544 568 578 672 714 816 852 867 952 994 1136 1156 1207 1428 1491 1632 1704 1734 1904 1988 2023 2272 2312 2414 2856 2982 3408 3468 3621 3808 3976 4046 4624 4828 5712 5964 6069 6816 6936 7242 7952 8092 8449 9248 9656 11424 11928 12138 13872 14484 15904 16184 16898 19312 20519 23856 24276 25347 27744 28968 32368 33796 38624 41038 47712 48552 50694 57936 61557 64736 67592 82076 97104 101388 115872 123114 135184 143633 164152 194208 202776 246228 270368 287266 328304 405552 430899 492456 574532 656608 811104 861798 984912 1149064 1723596 1969824 2298128 3447192 4596256 6894384 13788768
• Sum of all divisors σ(n): 44561664
• Sum of proper divisors (its aliquot sum) s(n): 30772896
• 13788768 is an abundant number, because the sum of its proper divisors (30772896) is greater than itself. Its abundance is 16984128

Bases of 13788768

• Binary: 110100100110011001100000₂
• Hexadecimal: 0xD26660
• Base-36: 87JHC

Squares and roots of 13788768

• 13788768 squared (13788768²) is 190130122957824
• 13788768 cubed (13788768³) is 2621660155276908920832
• The square root of 13788768 is 3713.3230400815
• The cube root of 13788768 is 239.7959376543

Scales and comparisons

• 13,788,768 seconds is equal to 22 weeks, 5 days, 14 hours, 12 minutes, 48 seconds.
• To count from 1 to 13,788,768 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 13788768 cubic inches would be around 20 feet tall.

Recreational maths with 13788768

• 13788768 backwards is 86788731
• 13788768 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13788768's digits is 48
• More coming soon!