Properties of the Number 2695

Two Thousand Six Hundred Ninety-Five

Basics

Value: 2694 → 2695 → 2696

Parity: odd

Prime: No

Previous Prime: 2693

Next Prime: 2699

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 7 ² × 11

Divisors: 1, 5, 7, 11, 35, 49, 55, 77, 245, 385

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101010000111

Octal: 5207

Duodecimal: 1687

Hexadecimal: a87

Square: 7263025

Square Root: 51.91338940966964

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

Prime factorization representation of Stern polynomials: a(0) = 1, a(1) = 2, a(2n) = A003961(a(n)), a(2n+1) = a(n)*a(n+1). A260443

Numerator of 1/9 - 1/n². A61039

4-dimensional figurate numbers: a(n) = (5·n-1)*binomial(n+2,3)/4. A2418

Number of times prime(n) occurs as the least prime factor among numbers 1 .. prime(n)³: a(n) = A078898(A030078(n)). A250474

a(n) = (n-1)*(2·n+5). A130861

Numbers k such that φ(k) = φ(k+2). A1494

Number of Pythagorean triples mod n: total number of solutions to x² + y² = z² mod n. A62775

Completely multiplicative function with a(prime(k)) = prime(k)*prime(k+1). A191002

a(n) = n*(11·n + 3)/2. A254963

T(n,k)=Number of length n+2 0..k arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero. A251935