2190318390

Names of 2190318390

• Cardinal: 2190318390 can be written as Two billion, one hundred ninety million, three hundred eighteen thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.19031839 × 10⁹

Factors of 2190318390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5491

Divisors of 2190318390

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 367 390 585 734 1101 1170 1835 2202 3303 3670 4771 5101 5505 6606 9542 10202 11010 14313 15303 16515 23855 25505 28626 30606 33030 42939 45909 47710 51010 66313 71565 76515 85878 91818 132626 143130 153030 198939 214695 229545 331565 397878 429390 459090 596817 663130 994695 1193634 1872067 1989390 2984085 3744134 5616201 5968170 9360335 11232402 16848603 18720670 24336871 28081005 33697206 48673742 56162010 73010613 84243015 121684355 146021226 168486030 219031839 243368710 365053065 438063678 730106130 1095159195 2190318390
• Sum of all divisors σ(n): 6150807936
• Sum of proper divisors (its aliquot sum) s(n): 3960489546
• 2190318390 is an abundant number, because the sum of its proper divisors (3960489546) is greater than itself. Its abundance is 1770171156

Bases of 2190318390

• Binary: 10000010100011011001101100110110₂
• Hexadecimal: 0x828D9B36
• Base-36: 10824HI

Squares and roots of 2190318390

• 2190318390 squared (2190318390²) is 4797494649572192100
• 2190318390 cubed (2190318390³) is 10508040756884577989242719000
• The square root of 2190318390 is 46800.8374925065
• The cube root of 2190318390 is 1298.6807899539

Scales and comparisons

• 2,190,318,390 seconds is equal to 69 years, 33 weeks, 3 days, 21 hours, 46 minutes, 30 seconds.
• To count from 1 to 2,190,318,390 would take you about one hundred thirty-nine 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 2190318390 cubic inches would be around 108.2 feet tall.

Recreational maths with 2190318390

• 2190318390 backwards is 0938130912
• The number of decimal digits it has is: 10
• The sum of 2190318390's digits is 36
• More coming soon!