13788411978

Names of 13788411978

• Cardinal: 13788411978 can be written as Thirteen billion, seven hundred eighty-eight million, four hundred eleven thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3788411978 × 10¹⁰

Factors of 13788411978

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2098

Divisors of 13788411978

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 11 22 29 33 58 66 87 121 174 242 319 363 638 726 841 957 1331 1682 1914 2053 2523 2662 3509 3993 4106 5046 6159 7018 7986 9251 10527 12318 18502 21054 22583 27753 38599 45166 55506 59537 67749 77198 101761 115797 119074 135498 178611 203522 231594 248413 305283 357222 496826 610566 654907 745239 1119371 1309814 1490478 1726573 1964721 2238742 2732543 3358113 3453146 3929442 5179719 5465086 6716226 7203977 8197629 10359438 14407954 16395258 18992303 21611931 37984606 43223862 56976909 79243747 113953818 158487494 208915333 237731241 417830666 475462482 626745999 1253491998 2298068663 4596137326 6894205989 13788411978
• Sum of all divisors σ(n): 31429749312
• Sum of proper divisors (its aliquot sum) s(n): 17641337334
• 13788411978 is an abundant number, because the sum of its proper divisors (17641337334) is greater than itself. Its abundance is 3852925356

Bases of 13788411978

• Binary: 1100110101110110100111100001001010₂
• Hexadecimal: 0x335DA784A
• Base-36: 6C19IRU

Squares and roots of 13788411978

• 13788411978 squared (13788411978²) is 190120304875053872484
• 13788411978 cubed (13788411978³) is 2621457089000204608753670213352
• The square root of 13788411978 is 117424.0689892835
• The cube root of 13788411978 is 2397.9387381595

Scales and comparisons

• 13,788,411,978 seconds is equal to 438 years, 22 weeks, 2 days, 2 hours, 26 minutes, 18 seconds.
• To count from 1 to 13,788,411,978 would take you about eight hundred seventy-six 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 13788411978 cubic inches would be around 199.8 feet tall.

Recreational maths with 13788411978

• 13788411978 backwards is 87911488731
• The number of decimal digits it has is: 11
• The sum of 13788411978's digits is 57
• More coming soon!