Number 21440

Representations of 21440
Greek numeral
βMα͵αυμ
Arabic numeral
٢١٤٤٠
Roman numeral
XXMCDXL
Maya numeral
●●
●●●
▃▃▃▃▃
▃▃▃▃▃
●●
▃▃▃▃▃
▃▃▃▃▃
ↂ
Chinese numeral
二万一千四百四十
Hebrew numeral
כא׳ תמ
21440 in different numeral systems
Binary
101001111000000
Base-3
1002102002
Base-4
11033000
Base-5
1141230
Base-6
243132
Base-7
116336
Base-8
51700
Hex
53c0
Base-24
1d58
Base-36
gjk
Factorization
Prime factors
2, 5, 67
Divisors
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 10720, 21440
Sum of divisors other than 21440
30376
Product of prime factors
21440 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 67
Characteristics
Even Composite
Related primes
Number 21440 prime
242629
Prime number before 21440
21433
Prime number after 21440
21467