13540156938

Names of 13540156938

• Cardinal: 13540156938 can be written as Thirteen billion, five hundred forty million, one hundred fifty-six thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3540156938 × 10¹⁰

Factors of 13540156938

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3256434

Divisors of 13540156938

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 99 126 154 189 198 231 297 378 462 594 693 1386 2079 4158 3256411 6512822 9769233 19538466 22794877 29307699 35820521 45589754 58615398 68384631 71641042 87923097 107461563 136769262 175846194 205153893 214923126 250743647 322384689 410307786 501487294 615461679 644769378 752230941 967154067 1230923358 1504461882 1934308134 2256692823 4513385646 6770078469 13540156938
• Sum of all divisors σ(n): 37513866240
• Sum of proper divisors (its aliquot sum) s(n): 23973709302
• 13540156938 is an abundant number, because the sum of its proper divisors (23973709302) is greater than itself. Its abundance is 10433552364

Bases of 13540156938

• Binary: 1100100111000011100110011000001010₂
• Hexadecimal: 0x3270E660A
• Base-36: 67XGJYI

Squares and roots of 13540156938

• 13540156938 squared (13540156938²) is 183335849905669535844
• 13540156938 cubed (13540156938³) is 2482396180084378011293376285672
• The square root of 13540156938 is 116362.1800156735
• The cube root of 13540156938 is 2383.4601729399

Scales and comparisons

• 13,540,156,938 seconds is equal to 430 years, 27 weeks, 5 days, 18 hours, 42 minutes, 18 seconds.
• To count from 1 to 13,540,156,938 would take you about eight hundred sixty-one 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 13540156938 cubic inches would be around 198.6 feet tall.

Recreational maths with 13540156938

• 13540156938 backwards is 83965104531
• The number of decimal digits it has is: 11
• The sum of 13540156938's digits is 45
• More coming soon!