Properties of the Number 11522

Eleven Thousand Five Hundred Twenty-Two

Basics

Value: 11521 → 11522 → 11523

Parity: even

Prime: No

Previous Prime: 11519

Next Prime: 11527

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 823

Divisors: 1, 2, 7, 14, 823, 1646, 5761, 11522

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110100000010

Octal: 26402

Duodecimal: 6802

Hexadecimal: 2d02

Square: 132756484

Square Root: 107.34057946554975

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

Cake numbers: maximal number of pieces resulting from n planar cuts through a cube (or cake): C(n+1,3) + n + 1. A125

Triangle read by rows: coefficients of polynomials arising from the recurrence A[n](x) = A[n-1]'(x)/(1-x) with A[0] = exp(x). A144505

Least b > p_n² such that [p₁²,p₂²,...,p_n²] in base b is prime, where p_j denotes the j-th prime. A224197

Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k ascents of length 2 starting at an odd level (0<=k<=floor(n/2)-1 for n>=2; k=0 for n=0,1). A114463

a(0) = 1, a(n) = 20·n² + 2 for n>0. A10010

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 157", based on the 5-celled von Neumann neighborhood. A279470

a(n) = (4·n³ + 6·n² + 8·n + 6)/3. A100504

Numbers whose square is a permutational number A134640. A134742

Expansion of 2·x² *(4 +7·x +5·x² -x³ -4·x⁴ +6·x⁶ +4·x⁷ -x⁸ -2·x⁹) / ((1+x)² *(1+x+x²)² *(1-x)⁴) . A187062

Generalized Markoff numbers: largest of 7-tuple of positive numbers a, b, c, d, e, f, g satisfying the Markoff(7) equation a²+b²+c²+d²+e²+f²+g² = 2abcdefg. A227210