# Kaprekar number

> English word · Noun

## Definitions
1. A non-negative integer, the representation of whose square in its base can be split into two parts that add up to itself (such as 297, whose square, 88209, can be split into 88 and 209, totalling 297).

## Etymology
After the Indian mathematician Dattaraya Ramchandra Kaprekar (1905-1986).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/kaprekar-number