Number 20989

Representations of 20989
Greek numeral
βMαϡπθʹ
Arabic numeral
٢٠٩٨٩
Roman numeral
XXCMLXXXIX
Maya numeral
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Chinese numeral
二万零九百八十九
Hebrew numeral
כ׳ תתקפט
20989 in different numeral systems
Binary
101000111111101
Base-3
1001210101
Base-4
11013331
Base-5
1132424
Base-6
241101
Base-7
115123
Base-8
50775
Hex
51fd
Base-24
1cad
Base-36
g71
Factorization
Prime factors
139, 151
Divisors
1, 139, 151, 20989
Sum of divisors other than 20989
291
Product of prime factors
20989 = 139 x 151
Characteristics
Odd Composite
Related primes
Number 20989 prime
237073
Prime number before 20989
20983
Prime number after 20989
21001