229

229
Basic Information
Cardinal Number	two hundred and twenty-nine
Ordinal Number	two hundred and twenty ninth
Roman Numeral	CCXXIX
Greek Numeral	ΣΚΘ´
Factorization	229
Different Representations
Binary Form	111001012
Ternary Form	221113
Quaternary Form	32114
Quinary Form	14045
Senary Form	10216
Septenary Form	4457
Octal Form	3458
Nonary Form	2749
Undecimal Form	19911
Duodecimal Form	17112
Tridecimal Form	14813
Quattuordecimal Form	12514
Quindecimal Form	10415
Hexadecimal Form	E516
Septendecimal Form	D817
Octodecimal Form	CD18
Novemdecimal Form	C119
Vigesimal Form	B920
Unvigesimal Form	AJ21
Duovigesimal Form	A922
Trevigesimal Form	9M23
Quattuorvigesimal Form	9D24
Quinvigesimal Form	9425
Hexavigesimal Form	8L26
Septenvigesimal Form	8D27
Octovigesimal Form	8528
Novemvigesimal Form	7Q29
Trigesimal Form	7J30
Untrigesimal Form	7C31
Duotrigesimal Form	7532
Tretrigesimal Form	6V33
Quattuortrigesimal Form	6P34
Quintrigesimal Form	6J35
Hexatrigesimal Form	6D36
Previous	227
Current	229
Next	233

229 is a prime number from 201-300. 229 has 2 factors, 1 and 229. It is the 50th prime number, and the fourth prime number from 201-300.

Proofs

• — 229 can be divided by 1.

• — 229 cannot be divided by 2-228.

• — 229 can be divided by 229.

As an Exponent of Mersenne Number

2²²⁹ - 1 is divisible by numbers such as 1,504,073 and 20,492,753, and is therefore not a prime number.

Relationship with other odd numbers

The numbers before

• The previous prime number is 227.
  • There are no odd numbers between 227 and 229. As a result, they are twin primes.
• The previous prime number before 227 is 223.
  • 223 and 229 are six numbers apart; therefore, they are sexy primes.

The numbers after

• The next prime number is 233.
  • Notably, 231 is divisible by 11 and therefore not a prime number.
  • 229 and 233 are four numbers apart; therefore, they are cousin primes.
• 239 is the next prime number after 233.

Prime Numbers 1-1,000