Properties of the Number 4280

Four Thousand Two Hundred Eighty

Basics

Value: 4279 → 4280 → 4281

Parity: even

Prime: No

Previous Prime: 4273

Next Prime: 4283

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 107

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 107, 214

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000010111000

Octal: 10270

Duodecimal: 2588

Hexadecimal: 10b8

Square: 18318400

Square Root: 65.4217089351845

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

Numbers n such that the decimal expansions of both n and n² have 0 as smallest digit and 8 as largest digit. A256708

Powers of cube root of 6 rounded up. A17993

Number of rooted maps with n edges on torus. A6300

Triangle read by rows: T(n,g) is the number of rooted maps with n edges on an orientable surface of genus g. A269919

Number of partitions of n such that every part divides the largest part and such that the smallest part divides every part. A130714

Number of partitions of n such that the set of even parts has only one element. A90867

a(n) = n + (n-1)² + (n+1)². A96376

Triangle read by rows: T(n, k) is the number of primitive (period n) n-bead necklace structures with k different colors. Only includes structures that contain all k colors. A107424

Number of partitions of n containing a clique of size 7. A183564

T(n,k)=Number of nondecreasing -k..k vectors of length n whose dot product with some nonincreasing -k..k vector equals n. A226398