Problems

1 – 12 of 12

Problem Title Likes Solvers Difficulty

Problem 44287. sum all digits

Created by: Zakaria Makhlouki

Tags digits, numbers, sum

Problem 44856. Permutation Via Multiplication

Created by: Daniel Bergman

Tags digits

Problem 1510. Number of digits in an integer

Created by: Mohamed B.S.

Tags digits

366

Problem 2193. Mysterious digits operation (easy)

Created by: Jean-Marie Sainthillier

Tags digits, easy manipulation

171

Problem 52569. A sequence of Ones

Created by: Dyuman Joshi

Tags digits, ones

Problem 43019. Iterative sum of digits of 2^n number

Created by: elias GR

Tags digits, sum, power of two

Problem 44859. Get the value 100

Created by: Jesús Zambrano

Tags integers, digits, numbers

Problem 44682. Numbers on 7-segment

Created by: Majid Farzaneh

Tags matrix, digits, 7-segment

Problem 1164. Sum the Digits of a Number

Created by: Joseph Kirk

Tags digits, sum

242

Problem 52619. Find the nth nude number

Created by: ChrisR

Tags digits, sequence, divisibility

Problem 252. Project Euler: Problem 16, Sums of Digits of Powers of Two

Created by: @bmtran (Bryant Tran)

Tags project euler, big integer, digits

102

Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26)

Created by: @bmtran (Bryant Tran)

Tags project euler, digits, decimals

1 – 12 of 12

Difficulty Rating

Problem Groups

Problems

Problem 44287. sum all digits

Problem 44856. Permutation Via Multiplication

Problem 1510. Number of digits in an integer

Problem 2193. Mysterious digits operation (easy)

Problem 52569. A sequence of Ones

Problem 43019. Iterative sum of digits of 2^n number

Problem 44859. Get the value 100

Problem 44682. Numbers on 7-segment

Problem 1164. Sum the Digits of a Number

Problem 52619. Find the nth nude number

Problem 252. Project Euler: Problem 16, Sums of Digits of Powers of Two

Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26)