Meaning of Lychrel number | Babel Free
Definitions
A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers.
Examples
“In base ten (decimal), no Lychrel numbers have been yet proved to exist, but many are suspected.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.