Properties of the Number 4222

Four Thousand Two Hundred Twenty-Two

Basics

Value: 4221 → 4222 → 4223

Parity: even

Prime: No

Previous Prime: 4219

Next Prime: 4229

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 2111

Divisors: 1, 2, 2111, 4222

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000001111110

Octal: 10176

Duodecimal: 253A

Hexadecimal: 107e

Square: 17825284

Square Root: 64.97691897897283

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

Partial sums of A299283. A299284

Composite numbers k such that the digits of the prime factors of k are either 1 or 2. A36302

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

Generalized Mancala solitaire (A002491); to get n-th term, start with n and successively round up to next 9 multiples of n-1, n-2, ..., 1, for n>=1. A113746

a(n) = A069540(n)/5. A88407

Sum of the products of the primes taken 2 at a time from the first n primes. A24447

a(n) = (3·n⁴ - 4·n³ + n² + 4·n + 4)/4. A366478

Number of ordered pairs (i,j) with 0 < i < j < prime(n)/2 such that (i² mod prime(n)) > (j² mod prime(n)). A319311

Number of achiral hexagonal polyominoes with n cells. A30225

For a positive number k, let L(k) denote the list consisting of k followed by the prime factors of k, with repetition, in nondecreasing order; sequence gives composite k such that the digits of L(k) are in nonincreasing order. A372034