13182749138

Names of 13182749138

• Cardinal: 13182749138 can be written as Thirteen billion, one hundred eighty-two million, seven hundred forty-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3182749138 × 10¹⁰

Factors of 13182749138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4467

Divisors of 13182749138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 13 19 23 26 38 46 247 281 299 437 494 562 598 874 3653 4129 5339 5681 6463 7306 8258 10678 11362 12926 53677 69407 78451 84019 94967 107354 122797 138814 156902 168038 189934 245594 1019863 1160249 1234571 1596361 1804373 2039726 2320498 2469142 3192722 3608746 15083237 22044731 23456849 26685727 30166474 44089462 46913698 53371454 286581503 346914451 507028813 573163006 693828902 1014057626 6591374569 13182749138
• Sum of all divisors σ(n): 23479545600
• Sum of proper divisors (its aliquot sum) s(n): 10296796462
• 13182749138 is a deficient number, because the sum of its proper divisors (10296796462) is less than itself. Its deficiency is 2885952676

Bases of 13182749138

• Binary: 1100010001110000001100100111010010₂
• Hexadecimal: 0x311C0C9D2
• Base-36: 620O2C2

Squares and roots of 13182749138

• 13182749138 squared (13182749138²) is 173784874835439743044
• 13182749138 cubed (13182749138³) is 2290962408934331164464232496072
• The square root of 13182749138 is 114816.1536457305
• The cube root of 13182749138 is 2362.3015191467

Scales and comparisons

• 13,182,749,138 seconds is equal to 419 years, 8 weeks, 6 days, 2 hours, 45 minutes, 38 seconds.
• To count from 1 to 13,182,749,138 would take you about eight hundred thirty-eight 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 13182749138 cubic inches would be around 196.9 feet tall.

Recreational maths with 13182749138

• 13182749138 backwards is 83194728131
• The number of decimal digits it has is: 11
• The sum of 13182749138's digits is 47
• More coming soon!