1689629830

Names of 1689629830

• Cardinal: 1689629830 can be written as One billion, six hundred eighty-nine million, six hundred twenty-nine thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.68962983 × 10⁹

Factors of 1689629830

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 31

Divisors of 1689629830

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 5 7 10 14 17 34 35 70 85 119 170 238 289 578 595 1190 1445 2023 2890 4046 4913 9826 10115 20230 24565 34391 49130 68782 83521 167042 171955 343910 417605 584647 835210 1169294 1419857 2839714 2923235 5846470 7099285 9938999 14198570 19877998 24137569 48275138 49694995 99389990 120687845 168962983 241375690 337925966 844814915 1689629830
• Sum of all divisors σ(n): 3693048048
• Sum of proper divisors (its aliquot sum) s(n): 2003418218
• 1689629830 is an abundant number, because the sum of its proper divisors (2003418218) is greater than itself. Its abundance is 313788388

Bases of 1689629830

• Binary: 1100100101101011011010010000110₂
• Hexadecimal: 0x64B5B486
• Base-36: RXYMPY

Squares and roots of 1689629830

• 1689629830 squared (1689629830²) is 2854848962425828900
• 1689629830 cubed (1689629830³) is 4823637967059229671916087000
• The square root of 1689629830 is 41105.1071036191
• The cube root of 1689629830 is 1191.0514516447
• Being both a perfect square and a perfect cube, 1689629830 is also a perfect sixth number.

Scales and comparisons

• 1,689,629,830 seconds is equal to 53 years, 37 weeks, 4 days, 21 hours, 37 minutes, 10 seconds.
• To count from 1 to 1,689,629,830 would take you about one hundred 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 1689629830 cubic inches would be around 99.3 feet tall.

Recreational maths with 1689629830

• 1689629830 backwards is 0389269861
• The number of decimal digits it has is: 10
• The sum of 1689629830's digits is 52
• More coming soon!