Properties of the Number 3238

Three Thousand Two Hundred Thirty-Eight

Basics

Value: 3237 → 3238 → 3239

Parity: even

Prime: No

Previous Prime: 3229

Next Prime: 3251

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 1619

Divisors: 1, 2, 1619, 3238

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010100110

Octal: 6246

Duodecimal: 1A5A

Hexadecimal: ca6

Square: 10484644

Square Root: 56.90342696182718

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

a(n) is the coefficient of xⁿ in the polynomial given by ∏_k>=1 (1 + prime(k)*x^k). A147655

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order. A231396

Numbers k such that numerator(Bernoulli(2·k)/(2·k)) is different from numerator(Bernoulli(2·k)/(2·k*(2·k-1))). A90495

Squarefree n such that Q(sqrt(n)) has class number 5. A29705

Positive numbers whose product of digits is 9 times their sum. A62041

T(n,k)=Number of (n+1)X(k+1) binary arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant. A185467

Triangle T(n,k) of n X n binary matrices with k=0..n² ones, up to rotational symmetry. A54772

a(n) = 1 + 3·n - 2·n². A168244

Irregular triangle in which row n has the values of k>n such that ∑_i=n..k i² is a square. A184763

Expansion of ∏_k>=1 (1 + 2·x^k)^k. A261562