Number 21640

Representations of 21640
Greek numeral
βMα͵αχμ
Arabic numeral
٢١٦٤٠
Roman numeral
XXMDCXL
Maya numeral
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ↂ
Chinese numeral
二万一千六百四十
Hebrew numeral
כא׳ תרמ
21640 in different numeral systems
Binary
101010010001000
Base-3
1002200111
Base-4
11102020
Base-5
1143030
Base-6
244104
Base-7
120043
Base-8
52210
Duodecimal
10634
Hex
5488
Vigesimal
2e20
Base-24
1ddg
Base-36
gp4
Negabinary
101010110011000
Factorization
Prime factors
2, 5, 541
Divisors
1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 5410, 10820, 21640
Sum of divisors other than 21640
27140
Product of prime factors
21640 = 2 x 2 x 2 x 5 x 541
Characteristics
Difference of 2 squares Even Composite Abundant
Related primes
Prime number before 21640
21617
Prime number after 21640
21647