151

151
Basic Information
Cardinal Number	one hundred and fifty-one
Ordinal Number	one hundred and forty ninth
Roman Numeral	CLI
Greek Numeral	ΡΝΑ´
Factorization	151
Standard Form	1.51 × 102
Different Representations
Binary Form	100101112
Ternary Form	121213
Quaternary Form	21134
Quinary Form	11015
Senary Form	4116
Septenary Form	3047
Octal Form	2278
Nonary Form	1779
Undecimal Form	12811
Duodecimal Form	10712
Tridecimal Form	B813
Quattuordecimal Form	AB14
Quindecimal Form	A115
Hexadecimal Form	9716
Septendecimal Form	8F17
Octodecimal Form	8718
Novemdecimal Form	7I19
Vigesimal Form	7B20
Unvigesimal Form	7421
Duovigesimal Form	6J22
Trevigesimal Form	6D23
Quattuorvigesimal Form	6724
Quinvigesimal Form	6125
Hexavigesimal Form	5L26
Septenvigesimal Form	5G27
Octovigesimal Form	5B28
Novemvigesimal Form	5629
Trigesimal Form	5130
Untrigesimal Form	4R31
Duotrigesimal Form	4N32
Tretrigesimal Form	4J33
Quattuortrigesimal Form	4F34
Quintrigesimal Form	4B35
Hexatrigesimal Form	4736
Previous	149
Current	151
Next	157

151 is a prime number from 101-200. 151 has 2 factors, 1 and 151. It is the 36th prime number, and the eleventh prime number from 101-200.

Proofs

• — 151 can be divided by 1.

• — 151 cannot be divided by 2-150.

• — 151 can be divided by 151.

As an Exponent of Mersenne Number

2¹⁵¹ - 1 is divisible by numbers such as 18,121, 55,871, 165,799, and is therefore not a prime number.

Relationship with other odd numbers

The numbers before

• The previous prime number is 149.
  • There are no odd numbers between 149 and 151. As a result, they are twin primes.
• The previous prime number before 149 is 139.
  • Notably, 143 is not a prime number because it can be factored as 11 x 13.

The numbers after

• The next prime number is 157.
  • 151 and 157 are six numbers apart; therefore, they are sexy primes.
• 163 is the next prime number after 157.
  • In particular, 161 is divisible by 7, therefore not a prime number.

Prime Numbers 1-1,000