Properties of the Number 3146

Three Thousand One Hundred Forty-Six

Basics

Value: 3145 → 3146 → 3147

Parity: even

Prime: No

Previous Prime: 3137

Next Prime: 3163

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 11 ² × 13

Divisors: 1, 2, 11, 13, 22, 26, 121, 143, 242, 286

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 110001001010

Octal: 6112

Duodecimal: 19A2

Hexadecimal: c4a

Square: 9897316

Square Root: 56.089214649520635

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

4-dimensional figurate numbers: a(n) = n·binomial(n+2, 3). A2417

Numbers n such that Bernoulli number B_n has denominator 138. A271635

Numbers m such that there are precisely 10 groups of order m. A249553

a(n) = n*(3·n + 11)/2. A59845

Meandric numbers for a river crossing up to 4 parallel roads at n points. A208062

Total number of n-digit numbers requiring 2 positive biquadrates in their representation as sum of biquadrates. A186650

Expansion of (1-x)^-3 * (1-x²)^-2. A2624

T(n,k)=Number of length-n 0..k arrays with no adjacent pair x,x+1 followed at any distance by x+1,x. A268457

Composites whose prime factorization in base 3 is an anagram of the number in base 3. A260047

G.f.: ∑_{n >= 1} xⁿ/(1-xⁿ)⁵. A73570