Number Manipulation IV

Curated by : goc3

Average Problem Difficulty:

Now, try to not get these out of order while rearranging.

Community Group Solver

+50 points

Problem Title	Likes	Solvers
Problem 44523. Pattern Sum Created by: Dishant Varshney Tags sequences, series, sum	2	221
Problem 44071. Smallest n, for n! to have m trailing zero digits Created by: Jihye Sofia Seo Tags integer, factorial, factorisation	1	53
Problem 44637. Still more miles to go before I sleep Created by: James Tags odometer, number bases	7	47
Problem 721. Convert from Base 10 to base 5 Created by: Reza Ahmadzadeh Tags mathematics	2	264
Problem 44682. Numbers on 7-segment Created by: Majid Farzaneh Tags matrix, digits, 7-segment	3	82
Problem 44705. Expand 10^n to Powers of 4 Created by: J. S. Kowontan Tags pyramid, combination, number triangle	5	42
Problem 44768. Muphry's Law of MATLAB Created by: James Tags incorrect data, murphy's law, muphry's law	3	40
Problem 44785. Lunar Arithmetic (Addition) Created by: Mehmet OZC Tags addition, varargin, lunar arithmetic	1	56
Problem 44786. Lunar Arithmetic (Multiplication) Created by: Mehmet OZC Tags multiplication, lunar arithmetic, lunar	5	45
Problem 44856. Permutation Via Multiplication Created by: Daniel Bergman Tags digits	1	50
Problem 44067. The last non-zero digit of a factorial Created by: Jihye Sofia Seo Tags factorial	1	71
Problem 44068. The number of trailing zero digit of a factorial Created by: Jihye Sofia Seo Tags integer, number theory, factorial	3	61
Problem 2498. Whole Number Concatenator Created by: Peter Cook Tags varargin, concatenate, cat	1	77
Problem 2501. Whole Number Un-Concatenator Created by: Peter Cook Tags integers, concatenate, cat	0	72
Problem 1951. Better Index Number Created by: Shaun VanWeelden Tags indexing, index, save	2	84

Recent Group Finishers30

Recent Activity

	Pauli Huusari submitted Solution 14635695 to Problem 44785. Lunar Arithmetic (Addition) on 30 Apr 2025 at 20:10
	Atharva submitted Solution 14623191 to Problem 44071. Smallest n, for n! to have m trailing zero digits on 25 Apr 2025 at 6:51
	Atharva submitted Solution 14620037 to Problem 44523. Pattern Sum on 23 Apr 2025 at 8:18
	kaustubh submitted Solution 14615371 to Problem 44067. The last non-zero digit of a factorial on 20 Apr 2025 at 20:00
	kaustubh submitted Solution 14615367 to Problem 1951. Better Index Number on 20 Apr 2025 at 19:58

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