Number 80

Representations of 80
Greek numeral
π
Arabic numeral
٨٠
Roman numeral
LXXX
Maya numeral
●●●●
ↂ
Chinese numeral
八十
Hebrew numeral
פ
80 in different numeral systems
Binary
1010000
Base-3
2222
Base-4
1100
Base-5
310
Base-6
212
Base-7
143
Base-8
120
Duodecimal
68
Hex
50
Vigesimal
40
Base-24
38
Base-36
28
Negabinary
1010000
Factorization
Prime factors
2, 5
Divisors
1, 2, 4, 5, 8, 10, 16, 20, 40, 80
Sum of divisors other than 80
106
Product of prime factors
80 = 2 x 2 x 2 x 2 x 5
Characteristics
Difference of 2 squares Harshad Even Composite Abundant
Related primes
Number 80 prime
409
Prime number before 80
79
Prime number after 80
83