12818290100

Names of 12818290100

• Cardinal: 12818290100 can be written as Twelve billion, eight hundred eighteen million, two hundred ninety thousand, one hundred.

Scientific notation

• Scientific notation: 1.28182901 × 10¹⁰

Factors of 12818290100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1664738

Divisors of 12818290100

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 25 28 35 44 50 55 70 77 100 110 140 154 175 220 275 308 350 385 550 700 770 1100 1540 1925 3850 7700 1664713 3329426 6658852 8323565 11652991 16647130 18311843 23305982 33294260 36623686 41617825 46611964 58264955 73247372 83235650 91559215 116529910 128182901 166471300 183118430 233059820 256365802 291324775 366236860 457796075 512731604 582649550 640914505 915592150 1165299100 1281829010 1831184300 2563658020 3204572525 6409145050 12818290100
• Sum of all divisors σ(n): 34679322048
• Sum of proper divisors (its aliquot sum) s(n): 21861031948
• 12818290100 is an abundant number, because the sum of its proper divisors (21861031948) is greater than itself. Its abundance is 9042741848

Bases of 12818290100

• Binary: 1011111100000001111001010110110100₂
• Hexadecimal: 0x2FC0795B4
• Base-36: 5VZOFXW

Squares and roots of 12818290100

• 12818290100 squared (12818290100²) is 164308561087758010000
• 12818290100 cubed (12818290100³) is 2106154801936453730778701000000
• The square root of 12818290100 is 113217.8877209781
• The cube root of 12818290100 is 2340.3278389867

Scales and comparisons

• 12,818,290,100 seconds is equal to 407 years, 30 weeks, 1 day, 20 hours, 8 minutes, 20 seconds.
• To count from 1 to 12,818,290,100 would take you about eight hundred fifteen 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 12818290100 cubic inches would be around 195 feet tall.

Recreational maths with 12818290100

• 12818290100 backwards is 00109281821
• The number of decimal digits it has is: 11
• The sum of 12818290100's digits is 32
• More coming soon!