Number 21091

Representations of 21091
Greek numeral
βMα͵αϟαʹ
Arabic numeral
٢١٠٩١
Roman numeral
XXMXCI
Maya numeral
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Chinese numeral
二万一千零九十一
Hebrew numeral
כא׳ צא
21091 in different numeral systems
Binary
101001001100011
Base-3
1001221011
Base-4
11021203
Base-5
1133331
Base-6
241351
Base-7
115330
Base-8
51143
Duodecimal
10257
Hex
5263
Vigesimal
2ceb
Base-24
1cej
Base-36
g9v
Negabinary
101011110100111
Factorization
Prime factors
7, 23, 131
Divisors
1, 7, 23, 131, 161, 917, 3013, 21091
Sum of divisors other than 21091
4253
Product of prime factors
21091 = 7 x 23 x 131
Characteristics
Difference of 2 squares Odd Composite Deficient
Related primes
Prime number before 21091
21089
Prime number after 21091
21101