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Properties of the Number 17485

Seventeen Thousand Four Hundred Eighty-Five

Basics

Value: 17484 → 17485 → 17486

Parity: odd

Prime: No

Previous Prime: 17483

Next Prime: 17489

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 13 × 269

Divisors: 1, 5, 13, 65, 269, 1345, 3497, 17485

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100010001001101

Octal: 42115

Duodecimal: A151

Hexadecimal: 444d

Square: 305725225

Square Root: 132.23085872821065

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

Small 3-Schroeder numbers: a(n) = A027307(n+1)/2. A34015
Length of list created by n substitutions k -> Range( -abs(k+1), abs(k-1), 2) starting with {1}. A84075
Downward vertical of triangular spiral in A051682. A81272
a(n) gives one fourth of the even leg of one of the two Pythagorean triangles with hypotenuse A080109(n) = A002144(n)2. The odd leg is given in A253802(n). A253803
G.f. satisfies A(x) = 1 + x·A(x) / (1 - x5*A(x)3). A365735
Numbers whose base-4 representation has exactly 8 runs. A43599
Numbers k such that number of runs in the base 4 representation of k is congruent to 0 mod 8. A43850
Numbers n such that number of runs in the base 4 representation of n is congruent to 8 mod 9. A43866
Triangle read by rows: T(n,k) is number of paths from (0,0) to (3n,0) that stay in the first quadrant (but may touch the horizontal axis), consisting of steps u=(2,1), U=(1,2), or d=(1,-1) and having k u=(2,1) steps among the steps leading to the first d step. A108440
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 601", based on the 5-celled von Neumann neighborhood. A272824