Prime number 991
Interestingness: 8 · Rank #551 of 1000
Visual representations
Representations of 991
ϡϟαʹ
९९१
٩٩١
CMXCI
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九百九十一
תתקצא
𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
𓏹
𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
𓏹
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991 in different numeral systems
Number-theory characteristics (6)
Difference of 2 squares
Odious number
Odd
Prime number
Gaussian prime
Deficient