NumDic.com
About
(current)
Search
-
+
Number 1281
Representations of 1281
Greek numeral
͵ασπαʹ
Arabic numeral
١٢٨١
Roman numeral
MCCLXXXI
Maya numeral
●●●
●●●●
●
Chinese numeral
一千二百八十一
Hebrew numeral
א׳ רפא
1281 in different numeral systems
Binary
10100000001
Base-3
1202110
Base-4
110001
Base-5
20111
Base-6
5533
Base-7
3510
Base-8
2401
Hex
501
Base-24
259
Base-36
zl
Factorization
Prime factors
3
,
7
,
61
Divisors
1
,
3
,
7
,
21
,
61
,
183
,
427
,
1281
Sum of divisors other than 1281
703
Product of prime factors
1281 =
3
x
7
x
61
Characteristics
Octogonal
Odd
Composite
Related primes
Number 1281 prime
10463
Prime number before 1281
1279
Prime number after 1281
1283