NumDic.com
Number:
The number 105
Representation numerals
Greek numeral
ρεʹ
Arabic numeral
١٠٥
Roman numeral
CV
Maya numeral
▃▃▃▃▃
▃▃▃▃▃
Chinese numeral
一百零五
Hebrew numeral
קה
Numeral systems
Binary: 1101001
Septimal
(base 7)
: 210
Octal: 151
Hexadecimal: 69
Base 24: 49
Factorization
105 = 3 × 5 × 7
105 has 8 divisors: 1, 3, 5, 7, 15, 21, 35, 105
Sum of all divisors other than 105:
87
Sums & differences
Difference of 2 squares: 105 = 11
2
- 4
2
= 13
2
- 8
2
= 19
2
- 16
2
= 53
2
- 52
2
Characteristics
105 is a triangular number
●
● ●
● ● ●
● ● ● ●
● ● ● ● ●
● ● ● ● ● ●
● ● ● ● ● ● ●
● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ● ● ● ● ●
● ● ● ● ● ● ● ● ● ● ● ● ● ●
The next triangular is:
120
Related primes
The 105th prime number is:
571
Previous prime number:
103
— Next prime number:
107
Home
|
About
|
Contact
|
Pythagorean Triples
|
Wallpapers