Number 20400400

Interestingness: 7

Visual representations

Binary image (n×n bits)
2⁴51001
Prime factorization

Representations of 20400400

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四十零四百
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20400400 in different numeral systems

Binary
1001101110100100100010000
Base-3
1102101110002101
Base-4
1031310210100
Base-5
20210303100
Base-6
2005130144
Base-7
Base-8
Duodecimal
69b9954
Hex
Vigesimal
67a100
Base-24
2dbh8g
Base-36
c591s
Negabinary
1010010110101100100010000

Factorization

Prime factors: 2, 5, 51001
Sum of divisors other than 20400400: 28612522
Product of prime factors: 20400400 = 2 × 2 × 2 × 2 × 5 × 5 × 51001

Number-theory characteristics (5)

Difference of 2 squares Evil number Even Composite Abundant

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Harshad Duck number

Related primes

Prime number before 20400400
Prime number after 20400400