Properties of the Number 17426

Seventeen Thousand Four Hundred Twenty-Six

Basics

Value: 17425 → 17426 → 17427

Parity: even

Prime: No

Previous Prime: 17419

Next Prime: 17431

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 8713

Divisors: 1, 2, 8713, 17426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010000010010

Octal: 42022

Duodecimal: A102

Hexadecimal: 4412

Square: 303665476

Square Root: 132.0075755401939

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

Coordination sequence for C₃ lattice: a(n) = 16·n² + 2 (n>0), a(0)=1. A10006

Numbers k such that k·15^k + 1 is prime. A242198

Number of arrays of median of three adjacent elements of some length-5 0..n array, with no adjacent equal elements in the latter. A229013

Number of binary matrices with 3 distinct columns and any number of nonzero rows with n ones in every column and rows in nonincreasing lexicographic order. A331390

Coordination sequence for MgZn2, Mg position. A9939

Minimum sum of n distinct positive numbers, any n-1 of which sum to a square. A35305

a(1) = 2; a(n) is twice the previous term if it is prime, otherwise the previous term minus its lowest prime factor plus one. A180625

Number of (3+2) X (n+2) 0..3 arrays with every consecutive three elements in every row and diagonal having exactly two distinct values, and in every column and antidiagonal not having exactly two distinct values, and new values 0 upwards introduced in row major order. A252722

Expansion of ∏_k>=1 (1-x^k)*(1+x^k)⁴. A261998

Semiprimes of the form k² + 2. A360739