Number 21990

Representations of 21990
Greek numeral
βMα͵αϡϟ
Arabic numeral
٢١٩٩٠
Roman numeral
XXMCMXC
Maya numeral
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Chinese numeral
二万一千九百九十
Hebrew numeral
כא׳ תתקצ
21990 in different numeral systems
Binary
101010111100110
Base-3
1010011110
Base-4
11113212
Base-5
1200430
Base-6
245450
Base-7
121053
Base-8
52746
Duodecimal
10886
Hex
55e6
Vigesimal
2eja
Base-24
1e46
Base-36
gyu
Negabinary
11010101000111010
Factorization
Prime factors
2, 3, 5, 733
Divisors
1, 2, 3, 5, 6, 10, 15, 30, 733, 1466, 2199, 3665, 4398, 7330, 10995, 21990
Sum of divisors other than 21990
30858
Product of prime factors
21990 = 2 x 3 x 5 x 733
Characteristics
Even Composite Abundant
Related primes
Prime number before 21990
21977
Prime number after 21990
21991