13149005815

Names of 13149005815

• Cardinal: 13149005815 can be written as Thirteen billion, one hundred forty-nine million, five thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.3149005815 × 10¹⁰

Factors of 13149005815

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 912

Divisors of 13149005815

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 11 23 55 71 115 253 281 355 521 781 1265 1405 1633 2605 3091 3905 5731 6463 8165 11983 15455 17963 19951 28655 32315 36991 59915 71093 89815 99755 131813 146401 184955 219461 355465 406901 458873 659065 732005 850793 1097305 1610411 2034505 2294365 3367223 4253965 5047603 8052055 9358723 10394471 16836115 25238015 37039453 46793615 51972355 114339181 185197265 239072833 571695905 1195364165 2629801163 13149005815
• Sum of all divisors σ(n): 18314532864
• Sum of proper divisors (its aliquot sum) s(n): 5165527049
• 13149005815 is a deficient number, because the sum of its proper divisors (5165527049) is less than itself. Its deficiency is 7983478766

Bases of 13149005815

• Binary: 1100001111101111011110011111110111₂
• Hexadecimal: 0x30FBDE7F7
• Base-36: 61GKTTJ

Squares and roots of 13149005815

• 13149005815 squared (13149005815²) is 172896353922903814225
• 13149005815 cubed (13149005815³) is 2273415163124560314930204718375
• The square root of 13149005815 is 114669.1144772645
• The cube root of 13149005815 is 2360.2842360303

Scales and comparisons

• 13,149,005,815 seconds is equal to 418 years, 5 weeks, 13 hours, 36 minutes, 55 seconds.
• To count from 1 to 13,149,005,815 would take you about eight hundred thirty-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 13149005815 cubic inches would be around 196.7 feet tall.

Recreational maths with 13149005815

• 13149005815 backwards is 51850094131
• The number of decimal digits it has is: 11
• The sum of 13149005815's digits is 37
• More coming soon!