Number 21828

Representations of 21828
Greek numeral
βMα͵αωκηʹ
Arabic numeral
٢١٨٢٨
Roman numeral
XXMDCCCXXVIII
Maya numeral
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Chinese numeral
二万一千八百二十八
Hebrew numeral
כא׳ תתכח
21828 in different numeral systems
Binary
101010101000100
Base-3
1002221110
Base-4
11111010
Base-5
1144303
Base-6
245020
Base-7
120432
Base-8
52504
Duodecimal
10770
Hex
5544
Vigesimal
2eb8
Base-24
1dlc
Base-36
guc
Negabinary
101010101000100
Factorization
Prime factors
2, 3, 17, 107
Divisors
1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 107, 204, 214, 321, 428, 642, 1284, 1819, 3638, 5457, 7276, 10914, 21828
Sum of divisors other than 21828
32604
Product of prime factors
21828 = 2 x 2 x 3 x 17 x 107
Characteristics
Difference of 2 squares Even Composite Abundant
Related primes
Prime number before 21828
21821
Prime number after 21828
21839