13215090368

Names of 13215090368

• Cardinal: 13215090368 can be written as Thirteen billion, two hundred fifteen million, ninety thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3215090368 × 10¹⁰

Factors of 13215090368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 35055

Divisors of 13215090368

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 152 304 313 608 626 1216 1252 2504 5008 5947 10016 11894 20032 23788 34721 47576 69442 95152 138884 190304 277768 380608 555536 659699 1111072 1319398 2222144 2638796 5277592 10555184 10867673 21110368 21735346 42220736 43470692 86941384 173882768 206485787 347765536 412971574 695531072 825943148 1651886296 3303772592 6607545184 13215090368
• Sum of all divisors σ(n): 27692878320
• Sum of proper divisors (its aliquot sum) s(n): 14477787952
• 13215090368 is an abundant number, because the sum of its proper divisors (14477787952) is greater than itself. Its abundance is 1262697584

Bases of 13215090368

• Binary: 1100010011101011100100011011000000₂
• Hexadecimal: 0x313AE46C0
• Base-36: 62JX8ZK

Squares and roots of 13215090368

• 13215090368 squared (13215090368²) is 174638613434406375424
• 13215090368 cubed (13215090368³) is 2307865058277899091663494316032
• The square root of 13215090368 is 114956.9065693749
• The cube root of 13215090368 is 2364.2317524597

Scales and comparisons

• 13,215,090,368 seconds is equal to 420 years, 10 weeks, 2 days, 10 hours, 26 minutes, 8 seconds.
• To count from 1 to 13,215,090,368 would take you about eight hundred forty 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 13215090368 cubic inches would be around 197 feet tall.

Recreational maths with 13215090368

• 13215090368 backwards is 86309051231
• 13215090368 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13215090368's digits is 38
• More coming soon!