Number 245

Interestingness: 5

Visual representations

Binary image (n×n bits)
5
Prime factorization

Representations of 245

σμεʹ
२४५
●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
二百四十五
𓈖𓈖
𓎆𓎆𓎆𓎆
𓏹𓏹𓏹𓏹𓏹
..---....-.....

245 in different numeral systems

Binary
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
f5
Vigesimal
c5
Base-24
a5
Base-36
6t
Negabinary

Factorization

Prime factors: 5, 7
Divisors: 1, 5, 7, 35, 49, 245
Sum of divisors other than 245: 97
Product of prime factors: 245 = 5 × 7 × 7

Number-theory characteristics (5)

Difference of 2 squares Evil number Odd Composite Deficient

Related primes

Number 245 prime
Prime number before 245
Prime number after 245