13249981296

Names of 13249981296

• Cardinal: 13249981296 can be written as Thirteen billion, two hundred forty-nine million, nine hundred eighty-one thousand, two hundred ninety-six.

Scientific notation

• Scientific notation: 1.3249981296 × 10¹⁰

Factors of 13249981296

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8343

Divisors of 13249981296

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 243 324 431 432 486 648 862 972 1293 1296 1724 1944 2586 3448 3879 3888 5172 6896 7758 7907 10344 11637 15516 15814 20688 23274 23721 31032 31628 34911 46548 47442 62064 63256 69822 71163 93096 94884 104733 126512 139644 142326 186192 189768 209466 213489 279288 284652 379536 418932 426978 558576 569304 640467 837864 853956 1138608 1280934 1675728 1707912 1921401 2561868 3407917 3415824 3842802 5123736 6815834 7685604 10223751 10247472 13631668 15371208 20447502 27263336 30671253 30742416 40895004 54526672 61342506 81790008 92013759 122685012 163580016 184027518 245370024 276041277 368055036 490740048 552082554 736110072 828123831 1104165108 1472220144 1656247662 2208330216 3312495324 4416660432 6624990648 13249981296
• Sum of all divisors σ(n): 38549032704
• Sum of proper divisors (its aliquot sum) s(n): 25299051408
• 13249981296 is an abundant number, because the sum of its proper divisors (25299051408) is greater than itself. Its abundance is 12049070112

Bases of 13249981296

• Binary: 1100010101110000101010101101110000₂
• Hexadecimal: 0x315C2AB70
• Base-36: 634P300

Squares and roots of 13249981296

• 13249981296 squared (13249981296²) is 175562004344349839616
• 13249981296 cubed (13249981296³) is 2326193273850906118192599822336
• The square root of 13249981296 is 115108.5630872005
• The cube root of 13249981296 is 2366.3106321347

Scales and comparisons

• 13,249,981,296 seconds is equal to 421 years, 16 weeks, 6 hours, 21 minutes, 36 seconds.
• To count from 1 to 13,249,981,296 would take you about eight hundred forty-two 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 13249981296 cubic inches would be around 197.2 feet tall.

Recreational maths with 13249981296

• 13249981296 backwards is 69218994231
• 13249981296 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13249981296's digits is 54
• More coming soon!