1213970142

Names of 1213970142

• Cardinal: 1213970142 can be written as One billion, two hundred thirteen million, nine hundred seventy thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.213970142 × 10⁹

Factors of 1213970142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1644

Divisors of 1213970142

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 1621 3242 4863 9726 11347 17831 22694 34041 35662 53493 68082 106986 124817 249634 374451 748902 2627641 5255282 7882923 15765846 18393487 28904051 36786974 55180461 57808102 86712153 110360922 173424306 202328357 404656714 606985071 1213970142
• Sum of all divisors σ(n): 3028910976
• Sum of proper divisors (its aliquot sum) s(n): 1814940834
• 1213970142 is an abundant number, because the sum of its proper divisors (1814940834) is greater than itself. Its abundance is 600970692

Bases of 1213970142

• Binary: 1001000010110111011011011011110₂
• Hexadecimal: 0x485BB6DE
• Base-36: K2RLCU

Squares and roots of 1213970142

• 1213970142 squared (1213970142²) is 1473723505667500164
• 1213970142 cubed (1213970142³) is 1789056333443912978876103288
• The square root of 1213970142 is 34842.0743067919
• The cube root of 1213970142 is 1066.7664168217

Scales and comparisons

• 1,213,970,142 seconds is equal to 38 years, 31 weeks, 1 day, 13 hours, 55 minutes, 42 seconds.
• To count from 1 to 1,213,970,142 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 1213970142 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213970142

• 1213970142 backwards is 2410793121
• The number of decimal digits it has is: 10
• The sum of 1213970142's digits is 30
• More coming soon!