Properties of the Number 51045

Fifty-One Thousand Forty-Five

Basics

Value: 51044 → 51045 → 51046

Parity: odd

Prime: No

Previous Prime: 51043

Next Prime: 51047

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 41 × 83

Divisors: 1, 3, 5, 15, 41, 83, 123, 205, 249, 415

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011101100101

Octal: 143545

Duodecimal: 25659

Hexadecimal: c765

Square: 2605592025

Square Root: 225.9314055194629

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

Numbers n such that there exists at least one number j and π(m) = d₁ d₂ ... d_j*d_j+1 d_j+2 ... d_k where d₁ d₂ ...d_k is the decimal expansion of n. A112012

Inverse Moebius transform of A000029 (starting at term 0). A54155

Number of distinct resistances possible for n resistors with resistances 1, 2, ..., n, each connected in series or parallel to the previous one. A51045

Nonzero coefficients of g.f.: A(x) = G(G(G(x))) where G(x) = x + G(G(x))³ is the g.f. of A153851. A153853

Nonzero coefficients of g.f.: A(x) = G(G(G(G(x)))) where G(x) = x + G(G(x))³ is the g.f. of A153851. A153854