Number 18990

Representations of 18990
Greek numeral
α
Μ
͵ηϡϟ
Arabic numeral
١٨٩٩٠
Roman numeral
XVMMMCMXC
Maya numeral
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Chinese numeral
一万八千九百九十
Hebrew numeral
יח׳ תתקצ
18990 in different numeral systems
Binary
100101000101110
Base-3
222001100
Base-4
10220232
Base-5
1101430
Base-6
223530
Base-7
106236
Base-8
45056
Duodecimal
aba6
Hex
4a2e
Vigesimal
279a
Base-24
18n6
Base-36
eni
Negabinary
101111001110010
Factorization
Prime factors
2, 3, 5, 211
Divisors
1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1266, 1899, 2110, 3165, 3798, 6330, 9495, 18990
Sum of divisors other than 18990
30618
Product of prime factors
18990 = 2 x 3 x 3 x 5 x 211
Characteristics
Even Composite Abundant
Related primes
Prime number before 18990
18979
Prime number after 18990
19001