The number 191

Representation numerals

Greek numeral

ρϟαʹ

Arabic numeral

١٩١

Roman numeral

CXCI

Maya numeral

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Chinese numeral

一百九十一

Hebrew numeral

קצא
Numeral systems
Binary: 10111111
Septimal (base 7): 362
Octal: 277
Hexadecimal: bf
Base 24: 7N
Factorization
191 is a prime number (Gaussian prime)
Sums & differences
Difference of 2 squares: 191 = 962 - 952
Characteristics
191 is a palindromic number in decimal system
Related primes
The 191th prime number is: 1153
Previous prime number: 181 — Next prime number: 193
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