Properties of the Number 28452

Twenty-Eight Thousand Four Hundred Fifty-Two

Basics

Value: 28451 → 28452 → 28453

Parity: even

Prime: No

Previous Prime: 28447

Next Prime: 28463

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 2371

Divisors: 1, 2, 3, 4, 6, 12, 2371, 4742, 7113, 9484

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111100100100

Octal: 67444

Duodecimal: 14570

Hexadecimal: 6f24

Square: 809516304

Square Root: 168.67720652180603

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 nXk 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally. A201155

T(n,k)=Number of nXk 0..2 arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once. A268809

Number of reduced 3 X 3 magilatin squares with largest entry n. A174018

Number of rooted twice-partitions of n where the composite rooted partition is strict. A301750

Integers n such that 2n²+1, 2n³+1 and 2n⁴+1 are prime. A239920

Number of nX3 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally. A201150

Number of nX4 0..2 arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once. A268805

Number of nX5 0..2 arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once. A268806

Numbers n such that n³ contains the consecutive substring 2,3,5,7. A295900

Number of nX7 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally. A201154