Properties of the Number 24156

Twenty-Four Thousand One Hundred Fifty-Six

Basics

Value: 24155 → 24156 → 24157

Parity: even

Prime: No

Previous Prime: 24151

Next Prime: 24169

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 11 × 61

Divisors: 1, 2, 3, 4, 6, 9, 11, 12, 18, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101111001011100

Octal: 57134

Duodecimal: 11B90

Hexadecimal: 5e5c

Square: 583512336

Square Root: 155.42200616386341

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

Start with a single cell at coordinates (0, 0), then iteratively subdivide the grid into 3 X 3 cells and remove the cells whose sum of modulo 2 coordinates is 2; a(n) is the number of cells after n iterations. A285391

T(n,k)=Number of (n+1)X(k+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 12. A234114

Number of partitions p of n such that round(mean(p)) is not a part of p; here, round(x) means floor(x + 1/2). A241734

G.f. A(x) satisfies A(x) = 1 + x + x⁴*A(x)². A366554

Elias ω coded prime numbers represented in decimal. A147764

First term of n-th difference sequence of (floor(π*k/2)), k >= 0. A325741

Coordination sequence for σ-CrFe, Position Xd. A9959

Triangle of nonzero coefficients of the Airy ζ functions expressed as polynomials of X = 3^5/6γ(2/3)²/(2Pi). A96631

Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 12. A234107