Number 81920

Representations of 81920
Greek numeral
η
Μ
͵αϡκ
Sanskrit numeral
८१९२०
Arabic numeral
٨١٩٢٠
Roman numeral
LXXXMCMXX
Maya numeral
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Chinese numeral
八万一千九百二十
Hebrew numeral
פא׳ תתקכ
81920 in different numeral systems
Binary
10100000000000000
Base-3
11011101002
Base-4
110000000
Base-5
10110140
Base-6
1431132
Base-7
460556
Base-8
240000
Duodecimal
3b4a8
Hex
14000
Vigesimal
a4g0
Base-24
5m58
Base-36
1r7k
Negabinary
10100000000000000
Factorization
Prime factors
2, 5
Divisors
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 16384, 20480, 40960, 81920
Sum of divisors other than 81920
114682
Product of prime factors
81920 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5
Characteristics
Difference of 2 squares Harshad Even Composite Abundant
Related primes
Prime number before 81920
81919
Prime number after 81920
81929