Properties of the Number 61133

Sixty-One Thousand One Hundred Thirty-Three

Basics

Value: 61132 → 61133 → 61134

Parity: odd

Prime: No

Previous Prime: 61129

Next Prime: 61141

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 113 × 541

Divisors: 1, 113, 541, 61133

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110111011001101

Octal: 167315

Duodecimal: 2B465

Hexadecimal: eecd

Square: 3737243689

Square Root: 247.25088473046966

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

Solutions k of the equation φ(k) = φ(k-1) + φ(k-2). Also known as Phibonacci numbers. A65557

Composite numbers k such that φ(k) = φ(k-1) + φ(k-2). A65572

G.f.: A(x) = ∑_n>=0 a(n)/2^A005187(n) * xⁿ = lim_n->oo F(n)^1/2ⁿ where F(n) is defined by F(n) = F(n-1)² + x^2ⁿ-1 for n >= 1 with F(0) = 1. A101190

Triangle read by rows: T(n,k) is the coefficient A_k in the transformation of 1 + x + x² + ... + xⁿ to the polynomial A_k*(x-k)^k for 0 <= k <= n. A242598

Number of distinct solutions of sum{i=1..3}(x(2i-1)*x(2i)) = 1 (mod n), with x() in 0..n-1. A180805

The number of triangles in an equipotential triangle divided by medians into n rows of smaller triangles. A210687

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 17. A51982

Number of degree-n even permutations of order exactly 6. A61133