This BAB Was BAB# 5555

This BAB was BAB# 5555. It was posted on 24 July 2017. BAB# 1 was created on 9 February 2005, so it took MathBabbler 4548 days to post 5555 BABs. [Note: 4548 days was 12 years, 5 months, 15 days.]

Exercises
  1. 5555 is the sum of 25 consecutive primes.

    
    5555 = 157 + 163 + 167 + 173 + 179 + 181 + 191 + 193 + 197 + ____ + 211 + 
           223 + 227 + 229 + 233 + 239 + 241 + 251 + 257 + 263 + 269 + 271 + 
           277 + 281 + 283
    

  2. 5555 is sphenic (i.e. has 3 unique prime factors). 5555 = ____ * _____ * _____.

  3. No or Yes:
                                 ___
    The reciprocal of 5555 is 0.0018
    


Creator: Gerald Thurman [gthurman@gmail.com]
Created: 24 July 2017

Creative Commons License
This work is licensed under a Creative Commons Attribution 3.0 United States License.