Properties of the Number 4022

Four Thousand Twenty-Two

Basics

Value: 4021 → 4022 → 4023

Parity: even

Prime: No

Previous Prime: 4021

Next Prime: 4027

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 × 2011

Divisors: 1, 2, 2011, 4022

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 111110110110

Octal: 7666

Duodecimal: 23B2

Hexadecimal: fb6

Square: 16176484

Square Root: 63.419239982831705

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

Composite and every divisor (except for 1) contains the digit 2. A62664

List of different composites in Pascal-like triangles with index of asymmetry y = 2 and index of obliquity z = 0 or z = 1. A141066

Expansion of ∏_{i in A069908} 1/(1 - xⁱ). A69910

G.f.: 1/G(0) where G(k) = 1 + (-q)^k+1 / (1 - (-q)^k+1/G(k+1) ). A227310

Conjecturally largest even integer which is an unordered sum of two primes in exactly n ways. A954

Expansion of 1/((1-x)*(1-x-x³)). A77868

Numbers that contain the product of any two adjacent digits as a substring, and have at least one pair of adjacent digits > 1. A203566

2ⁿ written in base 5. A866

Number of nonnegative solutions to x² + y² + z² <= n². A604

Coefficient of x^-n in expansion of continued fraction 0, x, x², x³, x⁴, ... . A49346