Number 420

Interestingness: 8 · Rank #509 of 1000

Visual representations

Binary image (n×n bits)
2²357
Prime factorization

Representations of 420

Greek numeral
υκ
Sanskrit numeral
४२०
Arabic numeral
٤٢٠
Roman numeral
CDXX
Maya numeral
●
●
ↂ
Chinese numeral
四百二十
Hebrew numeral
תכ
Egyptian numeral
𓈖𓈖𓈖𓈖
𓎆𓎆
Morse code
....-..--------

420 in different numeral systems

Binary
110100100
Base-3
120120
Base-4
12210
Base-5
3140
Base-6
1540
Base-7
1140
Base-8
644
Duodecimal
2b0
Hex
1a4
Vigesimal
110
Base-24
hc
Base-36
bo
Negabinary
11011100100

Factorization

Prime factors: 2, 3, 5, 7
Divisors: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420
Sum of divisors other than 420: 924
Product of prime factors: 420 = 2 × 2 × 3 × 5 × 7

Number-theory characteristics (6)

Difference of 2 squares Evil number Pronic Even Composite Abundant

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Harshad Duck number

Related primes

Number 420 prime
Prime number before 420
Prime number after 420