Properties of the Number 32156

Thirty-Two Thousand One Hundred Fifty-Six

Basics

Value: 32155 → 32156 → 32157

Parity: even

Prime: No

Previous Prime: 32143

Next Prime: 32159

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 8039

Divisors: 1, 2, 4, 8039, 16078, 32156

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 111110110011100

Octal: 76634

Duodecimal: 16738

Hexadecimal: 7d9c

Square: 1034008336

Square Root: 179.32094133145745

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

Limiting reverse row of the array A274193. A274200

Becomes prime or 4 after exactly 9 iterations of f(x) = sum of prime factors of x. A48131

a(1) = 1; a(2) = 2; thereafter a(n) is the smallest number > a(n-1) which is neither of the form 2·a(i) nor ∑_j=1..n-1 ( b_j*a(j) ) where 0 < i < n, b_j = 1 or 0. A331809

Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n and having k low humps. A101281

a(0) = 1; for n>0, a(n) = 2*(n+2)*4^n-2-(n/4)*((3-4·n)/(1-2·n))*binomial(2·n,n). A122122

"CGK" (necklace, element, unlabeled) transform of 2,2,2,2,... A32156

Number of nX4 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1 or 2 neighboring 1s. A296382