249

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3 x 83

249 Basic Information

Cardinal Number

two hundred and forty-nine

Ordinal Number

two hundred and forty ninth

Roman Numeral

CCXLIX

Greek Numeral

ΣΜΘ´

Factorization

3 × 83

Different Representations

Binary Form

11111001₂

Ternary Form

100020₃

Quaternary Form

3321₄

Quinary Form

1444₅

Senary Form

1053₆

Septenary Form

504₇

Octal Form

371₈

Nonary Form

306₉

Undecimal Form

207₁₁

Duodecimal Form

189₁₂

Tridecimal Form

162₁₃

Quattuordecimal Form

13B₁₄

Quindecimal Form

119₁₅

Hexadecimal Form

F9₁₆

Septendecimal Form

EB₁₇

Octodecimal Form

DF₁₈

Novemdecimal Form

D2₁₉

Vigesimal Form

C9₂₀

Unvigesimal Form

BI₂₁

Duovigesimal Form

B7₂₂

Trevigesimal Form

AJ₂₃

Quattuorvigesimal Form

A9₂₄

Quinvigesimal Form

9O₂₅

Hexavigesimal Form

9F₂₆

Septenvigesimal Form

96₂₇

Octovigesimal Form

8P₂₈

Novemvigesimal Form

8H₂₉

Trigesimal Form

89₃₀

Untrigesimal Form

81₃₁

Duotrigesimal Form

7P₃₂

Tretrigesimal Form

7I₃₃

Quattuortrigesimal Form

7B₃₄

Quintrigesimal Form

74₃₅

Hexatrigesimal Form

6X₃₆

Previous	Current	Next
241	249	251

249 is a semiprime from 201-300. 249 has 4 factors, 1, 3, 83, and 249. It is the 74th semiprime, and the eighteenth semiprime from 201-300.

Proofs[]

— 249 can be divided by 1.

— 249 cannot be divided by 2.

— 249 can be divided by 3.

— 249 cannot be divided by 4-82.

— 249 can be divided by 83.

— 249 cannot be divided by 84-248.

— 249 can be divided by 249.

Relationship with other odd numbers[]

The numbers before[]

The previous prime number is 241.
- Notably, 243 is the fifth power of 3, 247 can be factored as 13 x 19, and 249 is divisible by 3.
The previous prime number before 241 is 239.

The numbers after[]

The next prime number is 251.
- Notably, 243 is the fifth power of 3, 247 can be factored as 13 x 19, and 249 is divisible by 3.
257 is the next prime number after 251.
- In particular, 253 is divisible by 11 and 23.

249

Contents

Proofs[]

Relationship with other odd numbers[]

The numbers before[]

The numbers after[]

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