Number 728

Representations of 728
Greek numeral
ψκηʹ
Sanskrit numeral
७२८
Arabic numeral
٧٢٨
Roman numeral
DCCXXVIII
Maya numeral
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Chinese numeral
七百二十八
Hebrew numeral
תשכח
728 in different numeral systems
Binary
1011011000
Base-3
222222
Base-4
23120
Base-5
10403
Base-6
3212
Base-7
2060
Base-8
1330
Duodecimal
508
Hex
2d8
Vigesimal
1g8
Base-24
168
Base-36
k8
Negabinary
11100101000
Factorization
Prime factors
2, 7, 13
Divisors
1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728
Sum of divisors other than 728
952
Product of prime factors
728 = 2 x 2 x 2 x 7 x 13
Characteristics
Difference of 2 squares Smith Even Composite Abundant
Related primes
Number 728 prime
5507
Prime number before 728
727
Prime number after 728
733