Properties of the Number 30896

Thirty Thousand Eight Hundred Ninety-Six

Basics

Value: 30895 → 30896 → 30897

Parity: even

Prime: No

Previous Prime: 30893

Next Prime: 30911

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 1931

Divisors: 1, 2, 4, 8, 16, 1931, 3862, 7724, 15448, 30896

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 111100010110000

Octal: 74260

Duodecimal: 15A68

Hexadecimal: 78b0

Square: 954562816

Square Root: 175.77258034175864

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) = n * ∑_d∣n σ(d)³ / d. A344043

Number of bitriangular permutations (row sums of A272644 if that triangle is prefixed with two rows for n=0,1). A297195

a(n) is the unique solution to A323410(x) = A362185(n). A362211

Expansion of 2/(1-2x+sqrt(1-4x+4x³)). A87626

Number of length 3+1 0..n arrays with the sum of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250168

Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A259003

Values of n such that prime(n) does not divide any 10-digit pandigital number (i.e. any value in A050278). A292703

Expansion of e.g.f. arcsin(tan(x) * log(x+1)). A12353

Expansion of e.g.f. sinh(tan(x) * log(x+1)). A12355

Number of 4Xn 0..3 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero. A231249