13216372540

Names of 13216372540

• Cardinal: 13216372540 can be written as Thirteen billion, two hundred sixteen million, three hundred seventy-two thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.321637254 × 10¹⁰

Factors of 13216372540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5646

Divisors of 13216372540

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 70 131 140 262 524 655 917 1310 1834 2620 3668 4585 5501 9170 11002 17161 18340 22004 27505 34322 38507 55010 68644 77014 85805 110020 120127 154028 171610 192535 240254 343220 385070 480508 600635 720631 770140 1201270 1441262 2402540 2882524 3603155 5044417 7206310 10088834 14412620 20177668 25222085 50444170 94402661 100888340 188805322 377610644 472013305 660818627 944026610 1321637254 1888053220 2643274508 3304093135 6608186270 13216372540
• Sum of all divisors σ(n): 31969084896
• Sum of proper divisors (its aliquot sum) s(n): 18752712356
• 13216372540 is an abundant number, because the sum of its proper divisors (18752712356) is greater than itself. Its abundance is 5536339816

Bases of 13216372540

• Binary: 1100010011110000011101011100111100₂
• Hexadecimal: 0x313C1D73C
• Base-36: 62KOQBG

Squares and roots of 13216372540

• 13216372540 squared (13216372540²) is 174672503116066051600
• 13216372540 cubed (13216372540³) is 2308536873676239797192463064000
• The square root of 13216372540 is 114962.4831847329
• The cube root of 13216372540 is 2364.3082118617

Scales and comparisons

• 13,216,372,540 seconds is equal to 420 years, 12 weeks, 3 days, 6 hours, 35 minutes, 40 seconds.
• To count from 1 to 13,216,372,540 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 13216372540 cubic inches would be around 197 feet tall.

Recreational maths with 13216372540

• 13216372540 backwards is 04527361231
• The number of decimal digits it has is: 11
• The sum of 13216372540's digits is 34
• More coming soon!