Properties of the Number 30442

Thirty Thousand Four Hundred Forty-Two

Basics

Value: 30441 → 30442 → 30443

Parity: even

Prime: No

Previous Prime: 30431

Next Prime: 30449

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 31 × 491

Divisors: 1, 2, 31, 62, 491, 982, 15221, 30442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011011101010

Octal: 73352

Duodecimal: 1574A

Hexadecimal: 76ea

Square: 926715364

Square Root: 174.47635943015317

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

a(n) = ∑_m=1..n ∑_k=1..m prime(k). A14148

Coefficients arising in the enumeration of configurations of linear chains. A38747

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 350", based on the 5-celled von Neumann neighborhood. A287755

a(n) = number of inequivalent necklaces with beads labeled 1/i (1 <= i <= n) such that the sum of the beads is 1 and the smallest bead is 1/n. A259633

Linear recurrence with signature (1,1,-1,1,1), where the first terms are powers of 2 (1,2,4,8,16). A294364

Values of Newton-Gregory forward interpolating polynomial (1/6)*(4·n⁴ - 60·n³ + 347·n² - 927·n + 978). A30442