# 5 Number Properties & Facts

Five

## Primality

Prime Factorization of 5
51
Number of Divisors of 5
2
1, 5
1, 5
Is 5 Prime?
Yes
Next Prime
7
Previous Prime
3

## Trigonometry

Sine of 5
-0.95892427466314
Cosecant: -1.0428352127714
Cosine of 5
0.28366218546323
Secant: 3.5253200858161
Tangent of 5
-3.3805150062466
Cotangent: -0.29581291553275

## Functions

Square of 5
25
5 × 5 = 25
Square Root of 5
2.2360679774998
2.23606797749982 = 5
Natural Logarithm (ln) of 5
1.6094379124341
e1.6094379124341 = 5
Decimal Logarithm (log) of 5
0.69897000433602
100.69897000433602 = 5

## Sequences

Is 5 a Fibonacci Number?
Yes: F5
Is 5 a Bell Number?
Yes: B3
Is 5 a Catalan Number?
Yes: C3
Is 5 a Factorial?
No
Is 5 a Perfect Number?
No

## Translations

How do you say 5 in different languages?
 English five español cinco français cinq Deutsch fünf Nederlands vijf русский пять українська пʼять Tiếng Việt năm العربية خمسة עברית חמש हिन्दी पाँच 中文 五 日本語 五 한국어 오 čeština pět hrvatski pet slovenčina päť polski pięć Türkçe beş português cinco italiano cinque svenska fem suomi viisi norsk fem Filipino limá Melayu lima မြန်မာ ငါး Indonesia lima Kiswahili tano

## Numeric Bases

5 in Binary (Base 2)
0b101
One's Complement: 010
Two's Complement: 011
5 in Octal (Base 8)
05
5 in Hexadecimal (Base 16)
0x5

## Miscellaneous

• 5 is an odd number
• 5 has 1 Significant Figures
• The Hamming Weight of 5 is 2
• 5 is a Hamming (Regular) Number
• 5 is a Humble Number
• 5 is a Polygonal (s < 13) Number: Pentagonal (2)
• 5 is not a Happy Number
• 5 is not a Self Describing Number
• 5 is a Palindrome
• 5 is not a Münchhausen Number
• 5 is not an Eban Number
• 5 is a Pernicious Number
• 5 is an Attractive Number
• 5 is not a Perfect Square
• 5 is not a Perfect Power