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Number 51
Representations of 51
Greek numeral
ναʹ
Arabic numeral
٥١
Roman numeral
LI
Maya numeral
●●
●
▃▃▃▃▃
▃▃▃▃▃
Chinese numeral
五十一
Hebrew numeral
נא
51 in different numeral systems
Binary
110011
Base-3
1220
Base-4
303
Base-5
201
Base-6
123
Base-7
102
Base-8
63
Hex
33
Base-24
23
Base-36
1f
Factorization
Prime factors
3
,
17
Divisors
1
,
3
,
17
,
51
Sum of divisors other than 51
21
Product of prime factors
51 =
3
x
17
Characteristics
Pentagonal
Odd
Composite
Related primes
Number 51 prime
233
Prime number before 51
47
Prime number after 51
53