Properties of the Number 51030

Fifty-One Thousand Thirty

Basics

Value: 51029 → 51030 → 51031

Parity: even

Prime: No

Previous Prime: 51001

Next Prime: 51031

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁶ × 5 × 7

Divisors: 1, 2, 3, 5, 6, 7, 9, 10, 14, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011101010110

Octal: 143526

Duodecimal: 25646

Hexadecimal: c756

Square: 2604060900

Square Root: 225.8982071642004

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

Sheffer triangle (exp(x), exp(3·x) - 1). Named S2[3,1]. A282629

Number of ways to place 2 nonattacking kings on an n X n toroidal board. A179403

Triangle T(n, k) read by rows; given by [1, 2, 3, 4, 5, 6, ..] δ [1, 4, 9, 16, 25, 36, ...] where δ is the operator defined in A084938. A86872

Number of ways to place 2 nonattacking knights on an n X n toroidal board. A172529

Triangle read by rows in which row n gives coefficients of polynomial R_n(y) that satisfies R_n(1/3) = 3ⁿ, where R_n(y) forms the initial (n+1) terms of g.f. A057083(y)ⁿ⁺¹. A97186

a(n) = 3ⁿ*A077985(n-1), A077985(-1) = 0. Irrational parts of the integers in Q(sqrt(2)) giving the length of a Lévy C-curve variant at iteration step n. A251733

Numbers with prime factorization pqrs⁶. A190292

Expansion of e.g.f. 1 / (1 + x·log(1 - x²/2)). A375167

Numerator of [xⁿ] in the Taylor expansion exp(cosec(x) - cosech(x)) = 1 + x/3 + x²/18 + x³/162 + x⁴/1944 + 211·x⁵/51030 + ... A13529

Triangle read by rows giving coefficients of polynomials arising in successive differences of central binomial numbers. A94796