Number 4005

Interestingness: 9

Visual representations

Binary image (n×n bits)
Triangular · P3(89) = 4005
Hexagonal · P6(45) = 4005
589
Prime factorization

Representations of 4005

͵δεʹ
४००५
٤٠٠٥
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
四千零五
ד׳ ה
𓆼𓆼𓆼𓆼
𓏹𓏹𓏹𓏹𓏹
....-----------.....

4005 in different numeral systems

Binary
111110100101
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
fa5
Vigesimal
a05
Base-24
6ml
Base-36
Negabinary
1000011100101

Factorization

Prime factors: 3, 5, 89
Divisors: 1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005
Sum of divisors other than 4005: 3015
Product of prime factors: 4005 = 3 × 3 × 5 × 89

Number-theory characteristics (7)

Triangular Hexagonal Difference of 2 squares Evil number Odd Composite Deficient

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Harshad Duck number

Related primes

Number 4005 prime
Prime number before 4005
Prime number after 4005