Complete Number Analysis
7
It's a prime number!
It's a palindrome!
It's a narcissistic number!
It's a happy number!
Number Visualizations
Binary Visual
111
3 ones, 0 zeros
Mathematical Properties
Basic Properties
Parity:
Odd
Prime:
Yes
Square:
49
Cube:
343
Square root:
2.6458
Cube root:
1.9129
Factorial:
5,040
Divisors and Factors
Prime factors:
7
Number of divisors:
2
Sum of divisors:
1
Type:
Deficient
Divisors:
1, 7
Conversions
Binary:
111
Octal:
7
Hexadecimal:
7
Roman:
VII
Base64:
Nw==
Geometry and Measures
Circle (radius 7)
Area:
153.94 u²
Perimeter:
43.98 u
Diameter:
14 u
Square (side 7)
Area:
49 u²
Perimeter:
28 u
Diagonal:
9.90 u
3D Volumes
Cubo:
343 u³
Sphere:
1,436.76 u³
Cylinder:
1,077.57 u³
More Measures
Eq. triangle:
21.22 u²
Hexagon:
127.31 u²
Cube surf.:
294 u²
Numerology and Symbolism
Numerological Analysis
Sum of digits:
7
Numerological reduction:
7
Product of digits:
7
Unique Digits:
1
Meanings:
Spirituality
Analysis
Mysticism
Number Curiosities
General fact: 7 is the number of days in a week.
Mathematical fact: 7 is the lowest number that cannot be represented as the sum of the squares of three integers.
Trivia: 7 is the figurative number of seas.
Historical date: January 7th is the day in 1904 that the distress signal "CQD" is established only to be replaced two years later by "SOS".
More Interesting Properties
In the calendar
Day of the year:
7 January
Weeks:
1 weeks
Months:
0.2 months
Years:
0.02 years
In time
Seconds:
00:00:07
Minutes:
0.12 min
Hours:
0 h
Days:
0 days
Representations
Percentage:
7%
Angle:
7°
Temperature:
7°C = 44.6°F
Frequency:
7 Hz
Games
Dice (d6):
1 dados + 1
Chess:
g1
Cards:
7♠
Programmatically generated for number 7
Try another number:
Random number