Properties of the Number 3

Three

Basics

Value: 2 → 3 → 4

Parity: odd

Prime: Yes

Previous Prime: 2

Next Prime: 5

Digit Sum: 3

Digital Root: 3

Palindrome: Yes

Factorization: 3

Divisors: 1, 3

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11

Octal: 3

Duodecimal: 3

Hexadecimal: 3

Square: 9

Square Root: 1.7320508075688772

Classification

Fibonacci: Yes

Bell Number: No

Factorial Number: No

Regular Number: Yes

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: Yes

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: Yes

OEIS Sequences

No sequences found.