145
Number 145 properties
- 145 is an odd number.
Number 145 - properties and curiosities
145 (number)
Prime factorization
Prime factorization of 145: 5 × 29.
Divisors
Divisor count: 4
1, 5, 29, 145
Factors of 145 are: 1, 5, 29, 145.
Representations
In octal, 145 is represented as 221.
In binary, 145 is represented as 10010001.
In hex, 145 is represented as 91.
Roman numeral: CXLV
Curiosities
- 145 has unique arithmetic behavior worth exploring through its factors and representations.
Related numbers
Nearby primes: 131, 137, 139, 149, 151, 157
Quick answers
Is 145 prime?
No, 145 is not prime.
What are the factors of 145?
1, 5, 29, 145
What is 145 in binary?
10010001