Number 21942

Interestingness: 8

Visual representations

Binary image (n×n bits)
23²2353
Prime factorization

Representations of 21942

Greek numeral
β
Μ
͵αϡμβʹ
Sanskrit numeral
२१९४२
Arabic numeral
٢١٩٤٢
Roman numeral
XXMCMXLII
Maya numeral
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Chinese numeral
二万一千九百四十二
Hebrew numeral
כא׳ תתקמב
Egyptian numeral
𓂭𓂭
𓆼
𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆𓎆
𓏹𓏹
Morse code
..---.--------.....-..---

21942 in different numeral systems

Binary
101010110110110
Base-3
1010002200
Base-4
11112312
Base-5
1200232
Base-6
245330
Base-7
120654
Base-8
52666
Duodecimal
10846
Hex
55b6
Vigesimal
2eh2
Base-24
1e26
Base-36
gxi
Negabinary
11010101011001010

Factorization

Prime factors: 2, 3, 23, 53
Divisors: 1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 954, 1219, 2438, 3657, 7314, 10971, 21942
Sum of divisors other than 21942: 28602
Product of prime factors: 21942 = 2 × 3 × 3 × 23 × 53

Number-theory characteristics (4)

Odious number Even Composite Abundant

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Harshad Hoax number

Related primes

Prime number before 21942
Prime number after 21942