Properties of the Number 16908

Sixteen Thousand Nine Hundred Eight

Basics

Value: 16907 → 16908 → 16909

Parity: even

Prime: No

Previous Prime: 16903

Next Prime: 16921

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 1409

Divisors: 1, 2, 3, 4, 6, 12, 1409, 2818, 4227, 5636

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100001000001100

Octal: 41014

Duodecimal: 9950

Hexadecimal: 420c

Square: 285880464

Square Root: 130.03076559030174

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

Indices k such that A019322(k) = φ[k](4) is prime, where φ is a cyclotomic polynomial. A138934

θ series of lattice Kappa₁₀. A15232

Indices k such that A020503(k)=φ[k](-4) is prime, where φ is a cyclotomic polynomial. A138926

Base-8 palindromes that start with 4. A43024

Expansion of x*(-1+3·x-5·x²+4·x³+2·x⁴+2·x⁶) / ((x-1)*(2·x⁴-4·x³+3·x²-3·x+1)*(x⁴-2·x³+2·x²+1)). A110151

a(n) = n*(n² + 3·n + 5)/3. A145069

Triangle read by rows: T(n,k) = abs(C(n-k, k)*hypergeom([k-n/2, k-n/2+1/2], [1], -4)). A247488

Number of nX6 0..1 arrays with every element equal to 0, 1, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302678

Number of prime parts in the partitions of n into 10 parts. A309439

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VNI = VPI-9 Rb44K4[Zn24Si96O240].48H2O starting with a T1 atom. A19252