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Number 20985
Representations of 20985
Greek numeral
βM
α
ϡπεʹ
Arabic numeral
٢٠٩٨٥
Roman numeral
X
X
CMLXXXV
Maya numeral
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Chinese numeral
二万零九百八十五
Hebrew numeral
כ׳ תתקפה
20985 in different numeral systems
Binary
101000111111001
Base-3
1001210020
Base-4
11013321
Base-5
1132420
Base-6
241053
Base-7
115116
Base-8
50771
Duodecimal
10189
Hex
51f9
Vigesimal
2c95
Base-24
1ca9
Base-36
g6x
Negabinary
101011000001001
Factorization
Prime factors
3
,
5
,
1399
Divisors
1
,
3
,
5
,
15
,
1399
,
4197
,
6995
,
20985
Sum of divisors other than 20985
12615
Product of prime factors
20985 =
3
x
5
x
1399
Characteristics
Difference of 2 squares
Odd
Composite
Deficient
Related primes
Prime number before 20985
20983
Prime number after 20985
21001