Representation numerals

ρνγʹ

١٥٣

CLIII

●●

▃▃▃▃▃

▃▃▃▃▃

●●●

▃▃▃▃▃

▃▃▃▃▃

▃▃▃▃▃

▃▃▃▃▃

一百五十三

קנג

Numeral systems

Binary: 10011001

Septimal (base 7): 306

Octal: 231

Hexadecimal: 99

Base 24: 69

Factorization

153 = 3 × 3 × 17

153 has 6 divisors: 1, 3, 9, 17, 51, 153

Sum of all divisors other than 153: 81

Sums & differences

Sum of 2 squares: 153 = 12^{2} + 3^{2}

Difference of 2 squares: 153 = 13^{2} - 4^{2} = 27^{2} - 24^{2} = 77^{2} - 76^{2}

Characteristics

153 is a triangular number

●

● ●

● ● ●

● ● ● ●

● ● ● ● ●

● ● ● ● ● ●

● ● ● ● ● ● ●

● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

The next triangular is: 171

●

● ●

● ● ●

● ● ● ●

● ● ● ● ●

● ● ● ● ● ●

● ● ● ● ● ● ●

● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●

The next triangular is: 171

153 is a hexagonal number

153 is a palindromic number in binary system (10011001)