Properties of the Number 39156

Thirty-Nine Thousand One Hundred Fifty-Six

Basics

Value: 39155 → 39156 → 39157

Parity: even

Prime: No

Previous Prime: 39139

Next Prime: 39157

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 13 × 251

Divisors: 1, 2, 3, 4, 6, 12, 13, 26, 39, 52

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1001100011110100

Octal: 114364

Duodecimal: 1A7B0

Hexadecimal: 98f4

Square: 1533192336

Square Root: 197.87875075409184

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 3 X n (0,1) matrices such that each row and each column is nondecreasing or nonincreasing. A86113

T(n,k)=Number of length-n 0..k arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo k+1. A269678

a(n) is the concatenation of n and 4n. A19552

Expansion of ∏_k>=0 ((1+x^4·k+1)/(1-x^4·k+1))³. A261652

Number of 4-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions. A187299

Number of length-n 0..5 arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo 5+1. A269675

Number of length-6 0..n arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo n+1. A269681

G.f.: ∑_k>=0 x^k*(k+1/2) * ∏_j=1..k 1/(1 - x^j)³. A376707

Number of square lattice walks of length 2n starting and ending at (0,0) and avoiding the West quadrant {(i,j): i < -|j|}. A260154

Numbers whose base-11 representation has the same number of 0's and 1's. A39156