Number 81980

Representations of 81980
Greek numeral
ηMα͵αϡπ
Arabic numeral
٨١٩٨٠
Roman numeral
LXXXMCMLXXX
Maya numeral
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Chinese numeral
八万一千九百八十
Hebrew numeral
פא׳ תתקפ
81980 in different numeral systems
Binary
10100000000111100
Base-3
11011110022
Base-4
110000330
Base-5
10110410
Base-6
1431312
Base-7
461003
Base-8
240074
Duodecimal
3b538
Hex
1403c
Vigesimal
a4j0
Base-24
5m7k
Base-36
1r98
Negabinary
10100000001001100
Factorization
Prime factors
2, 5, 4099
Divisors
1, 2, 4, 5, 10, 20, 4099, 8198, 16396, 20495, 40990, 81980
Sum of divisors other than 81980
90220
Product of prime factors
81980 = 2 x 2 x 5 x 4099
Characteristics
Difference of 2 squares Even Composite Abundant
Related primes
Prime number before 81980
81973
Prime number after 81980
82003