5 Number Properties & Facts

Five

Primality

Prime Factorization of 5
51
Number of Divisors in 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

Numeric Bases

5 in Binary
0b101
Base 2
5 in Octal
05
Base 8
5 in Hexadecimal
0x5
Base 16

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?
Englishfive
españolcinco
françaiscinq
Deutschfünf
Nederlandsvijf
русскийпять
українськапʼять
Tiếng Việtnăm
العربيةخمسة
עבריתחמש
हिन्दीपाँच
中文
日本語
한국어
češtinapět
hrvatskipet
slovenčinapäť
polskipięć
Türkçebeş
portuguêscinco
italianocinque
svenskafem
suomiviisi
norskfem
Filipinolimá
Melayulima
မြန်မာငါး
Indonesialima
Kiswahilitano

Miscellaneous

Number of Significant Figures in 5
1
Hamming Weight of 5
2
Is 5 a Hamming (Regular) Number?
Yes
Is 5 a Humble Number?
Yes
Is 5 a Polygonal (s < 13) Number?
Pentagonal (2)
Is 5 a Happy Number?
No
Is 5 a Self Describing Number?
No
Is 5 a Palindrome?
Yes
Is 5 a Münchhausen Number?
No
Is 5 an Eban Number?
No
Is 5 a Pernicious Number?
Yes
Is 5 a Attractive Number?
Yes
Is 5 a Perfect Square?
No
Is 5 a Perfect Power?
No