Recreational Mathematics · Selfie Representations

Prime and Divisor-Function Selfie Numbers Generator

Digit’s Order and Reverse
Square-Root and Factorial

Created by Inder J. Taneja

Definition. A number is reported when its own digits, used exactly once in the selected original or reverse order, form a nontrivial expression equal to the number. Concatenation of adjacent digits is permitted. Example format: N := expression made from the digits of N.

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Digit order
Prime and Divisor-Function
Optional operations inside the chosen representation
Solutions for each number and digit order
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Exact integer division is used. The intermediate limit prevents powers and repeated factorials from exhausting the browser.

Verified output

Selfie representations

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Choose an interval and operations, then generate. Results will appear here as they are verified.