1213047072

Names of 1213047072

• Cardinal: 1213047072 can be written as One billion, two hundred thirteen million, forty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 1.213047072 × 10⁹

Factors of 1213047072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 113879

Divisors of 1213047072

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 72 74 96 111 144 148 222 288 296 333 444 592 666 888 1184 1332 1776 2664 3552 5328 10656 113837 227674 341511 455348 683022 910696 1024533 1366044 1821392 2049066 2732088 3642784 4098132 4211969 5464176 8196264 8423938 10928352 12635907 16392528 16847876 25271814 32785056 33695752 37907721 50543628 67391504 75815442 101087256 134783008 151630884 202174512 303261768 404349024 606523536 1213047072
• Sum of all divisors σ(n): 3542866236
• Sum of proper divisors (its aliquot sum) s(n): 2329819164
• 1213047072 is an abundant number, because the sum of its proper divisors (2329819164) is greater than itself. Its abundance is 1116772092

Bases of 1213047072

• Binary: 1001000010011011010000100100000₂
• Hexadecimal: 0x484DA120
• Base-36: K27T40

Squares and roots of 1213047072

• 1213047072 squared (1213047072²) is 1471483198887773184
• 1213047072 cubed (1213047072³) is 1784978385908006917451317248
• The square root of 1213047072 is 34828.8253031881
• The cube root of 1213047072 is 1066.4959681707

Scales and comparisons

• 1,213,047,072 seconds is equal to 38 years, 29 weeks, 4 days, 21 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,213,047,072 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 1213047072 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213047072

• 1213047072 backwards is 2707403121
• The number of decimal digits it has is: 10
• The sum of 1213047072's digits is 27
• More coming soon!