1213353900

Names of 1213353900

• Cardinal: 1213353900 can be written as One billion, two hundred thirteen million, three hundred fifty-three thousand, nine hundred.

Scientific notation

• Scientific notation: 1.2133539 × 10⁹

Factors of 1213353900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 122582

Divisors of 1213353900

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 30 33 36 44 45 50 55 60 66 75 90 99 100 110 132 150 165 180 198 220 225 275 300 330 396 450 495 550 660 825 900 990 1100 1650 1980 2475 3300 4950 9900 122561 245122 367683 490244 612805 735366 1103049 1225610 1348171 1470732 1838415 2206098 2451220 2696342 3064025 3676830 4044513 4412196 5392684 5515245 6128050 6740855 7353660 8089026 9192075 11030490 12133539 12256100 13481710 16178052 18384150 20222565 22060980 24267078 26963420 27576225 33704275 36768300 40445130 48534156 55152450 60667695 67408550 80890260 101112825 110304900 121335390 134817100 202225650 242670780 303338475 404451300 606676950 1213353900
• Sum of all divisors σ(n): 4148968824
• Sum of proper divisors (its aliquot sum) s(n): 2935614924
• 1213353900 is an abundant number, because the sum of its proper divisors (2935614924) is greater than itself. Its abundance is 1722261024

Bases of 1213353900

• Binary: 1001000010100100100111110101100₂
• Hexadecimal: 0x48524FAC
• Base-36: K2EDV0

Squares and roots of 1213353900

• 1213353900 squared (1213353900²) is 1472227686645210000
• 1213353900 cubed (1213353900³) is 1786333205278943469819000000
• The square root of 1213353900 is 34833.2298244077
• The cube root of 1213353900 is 1066.5858803833

Scales and comparisons

• 1,213,353,900 seconds is equal to 38 years, 30 weeks, 1 day, 10 hours, 45 minutes.
• To count from 1 to 1,213,353,900 would take you about seventy-seven 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 1213353900 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213353900

• 1213353900 backwards is 0093533121
• The number of decimal digits it has is: 10
• The sum of 1213353900's digits is 27
• More coming soon!