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4
Complete Number Analysis
4
It's a palindrome!
It's a narcissistic number!
It's a perfect square!
Number Visualizations
Binary Visual
1 0 0
1 ones, 2 zeros
Mathematical Properties
Basic Properties
Parity:
Even
Prime:
No
Square:
16
Cube:
64
Square root:
2.0000
Cube root:
1.5874
Factorial:
24
Divisors and Factors
Prime factors:
2 × 2
Number of divisors:
3
Sum of divisors:
3
Type:
Deficient
Divisors:
1, 2, 4
Conversions
Binary:
100
Octal:
4
Hexadecimal:
4
Roman:
IV
Base64:
NA==
Geometry and Measures
Circle (radius 4)
Area:
50.27 u²
Perimeter:
25.13 u
Diameter:
8 u
Square (side 4)
Area:
16 u²
Perimeter:
16 u
Diagonal:
5.66 u
3D Volumes
Cubo:
64 u³
Sphere:
268.08 u³
Cylinder:
201.06 u³
More Measures
Eq. triangle:
6.93 u²
Hexagon:
41.57 u²
Cube surf.:
96 u²
Numerology and Symbolism
Numerological Analysis
Sum of digits:
4
Numerological reduction:
4
Product of digits:
4
Unique Digits:
1
Meanings:
Stability
Work
Order
Number Curiosities
General fact: 4 is the maximal number of horses in one row for carriage.
Mathematical fact: 4 is the smallest number of colors sufficient to color all planar maps.
Trivia: 4 is the number of nucleobase types in DNA and RNA – adenine, guanine, cytosine, thymine (uracil in RNA).
Historical date: January 4th is the day in 1965 that United States President Lyndon B. Johnson proclaims his "Great Society" during his State of the Union address.
More Interesting Properties
In the calendar
Day of the year:
4 January
Weeks:
0.6 weeks
Months:
0.1 months
Years:
0.01 years
In time
Seconds:
00:00:04
Minutes:
0.07 min
Hours:
0 h
Days:
0 days
Representations
Percentage:
4%
Angle:
4°
Temperature:
4°C = 39.2°F
Frequency:
4 Hz
Games
Dice (d6):
0 dados + 4
Chess:
d1
Cards:
4♠
Programmatically generated for number 4
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