Properties of the Number 17427

Seventeen Thousand Four Hundred Twenty-Seven

Basics

Value: 17426 → 17427 → 17428

Parity: odd

Prime: No

Previous Prime: 17419

Next Prime: 17431

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 37 × 157

Divisors: 1, 3, 37, 111, 157, 471, 5809, 17427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010000010011

Octal: 42023

Duodecimal: A103

Hexadecimal: 4413

Square: 303700329

Square Root: 132.0113631472685

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

Number of dissectable polyhedra with n tetrahedral cells and symmetry of type F. A47760

Number of dissectable polyhedra with n tetrahedral cells and symmetry of type D. A47773

Values of m such that m² + 6 is a triangular number (A000217). A276600

Numbers n such that there are precisely 5 groups of orders n and n + 1. A295991

One half of the y members of the positive proper solutions (x = x1(n), y = y1(n)) of the first class for the Pell equation x² - 2·y² = +7². A275794

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 1/(1-j·x^j)^{j^(k·j}) in powers of x. A294609

a(n) is the number of integer partitions of n for which the largest part is equal to the index of the seaweed algebra formed by the integer partition paired with its weight. A318203

Numbers k such that k¹⁰ == 1 (mod 11⁴). A56094

Total number of vertices in the graph (see A392172) formed when n points are placed in general position on each edge of a square and a chord is drawn from each point to the 3·n points on the other three sides. A392173

a(n) = A047760(2n+1). A47761