Properties of the Number 30184

Thirty Thousand One Hundred Eighty-Four

Basics

Value: 30183 → 30184 → 30185

Parity: even

Prime: No

Previous Prime: 30181

Next Prime: 30187

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 7 ³ × 11

Divisors: 1, 2, 4, 7, 8, 11, 14, 22, 28, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111010111101000

Octal: 72750

Duodecimal: 15574

Hexadecimal: 75e8

Square: 911073856

Square Root: 173.73543104387198

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

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally and vertically. A253935

Triangle read by rows: T(n,m) is the number of pattern classes in the (n,m)-rectangular grid with 7 colors and n>=m, two patterns are in the same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A286895

Number of triangular regions in a "frame" of size n X n (see Comments in A331776 for definition), divided by 4. A332595

Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite EDI = Edingtonite Ba2[Al4Si6O20].8H2O starting with a T2 atom. A19013

Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite THO = Thomsonite Na4Ca8[Al20Si20O80].24H2O starting at a T1 atom. A19062

Positions of partition numbers in the EKG sequence. A159032

Number of 3 X n arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 3 X n array. A219817

Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally and vertically. A253929

Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally and vertically. A253930

Successive integers produced by Conway's PRIMEGAME, starting with 12 rather than 2. A273099