New posts in decimal-expansion

Is a decimal with a predictable pattern a rational number?

Interesting pattern in the decimal expansion of $\frac1{243}$

Are there any irrational/transcendental numbers for which the distribution of decimal digits is not uniform?

Proof of 'No natural number whose multiplication of digits is equal to 3570' [closed]

Does $\operatorname{product-of-digits}(n)=n/3$ have at least one solution in any bases except for the power of $3$?

Are there more than 2 digits that occur infinitely often in the decimal expansion of $\sqrt{2}$?

How many digits does $2^{1000}$ contain?

A number with an interesting property. $abcd=a^b c^d$

Reverse Engineer from digits sum

Are there numbers that describe themselves in some base but not according to the patttern $6210001000$?

Divisibility 1,2,3,4,5,6,7,8,9,&10

How to find the last digit of $3^{1000}$?

Digit sum of $9^n$

Characterising reals with terminating decimal expansions

Christmas Cryptarithm: "HERES+MERRY+XMAS=READER"

Why is $\sum\limits_{n=1}^{\infty}e^{-(n/10)^2}$ almost equal to $5\sqrt\pi-\frac12$ (agreeing up to $427$ digits)?

Find the last digit of $77777^{77777}$

Why does this pattern occur: $123456789 \times 8 + 9 = 987654321$

Is 1 divided by 3 equal to 0.333...? [duplicate]

Are there infinitely many Mama's numbers and no Papa's numbers?