perplexus.info :: Numbers

Home > Numbers

Problems dealing with numbers, digits, and such other purely abstract rubbish.

Latest: A Sixth Root Quickie

Without using a calculator, determine the positive integer value of x that satisfy this equation:

x⁶ = 244140625

Submitted on 2024-11-28 by K Sengupta

Page 77 of 167

<< prev next >>

Divisible by 19? |
Posted on 2016-07-15 by Ady TZIDON (No Solution Yet, 1 Comments)

Consecutive Sums |
Posted on 2016-07-12 by Brian Smith (No Solution Yet, 2 Comments)

Multiple Harshad Numbers |
Posted on 2016-07-10 by Jer (No Solution Yet, 12 Comments)

Amicable pair generator |
Posted on 2016-07-08 by Jer (No Solution Yet, 2 Comments)

Two out of seven |
Posted on 2016-07-07 by Ady TZIDON (Solution Posted, 2 Comments)

Find Counterexamples |
Posted on 2016-07-06 by Jer (No Solution Yet, 1 Comments)

Sequence starting with 30 |
Posted on 2016-07-05 by Jer (No Solution Yet, 3 Comments)

S.O.D = cube root |
Posted on 2016-07-04 by Jer (No Solution Yet, 3 Comments)

4 numbers make 5 squares |
Posted on 2016-06-30 by Jer (No Solution Yet, 10 Comments)

Simple number trick | Rating: 2.50
Posted on 2016-06-29 by Jer (Solution Posted, 5 Comments)

Fractions lead to Pythagoreans |
Posted on 2016-06-28 by Jer (No Solution Yet, 4 Comments)

Pandigital pattern |
Posted on 2016-06-28 by Jer (No Solution Yet, 2 Comments)

Skip to 4th power |
Posted on 2016-06-27 by Jer (No Solution Yet, 4 Comments)

Squared halves |
Posted on 2016-06-10 by Ady TZIDON (No Solution Yet, 1 Comments)

Is the sum odd? |
Posted on 2016-06-08 by Ady TZIDON (No Solution Yet, 1 Comments)

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (17)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info