Properties of the Number 6822

Six Thousand Eight Hundred Twenty-Two

Basics

Value: 6821 → 6822 → 6823

Parity: even

Prime: No

Previous Prime: 6803

Next Prime: 6823

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 379

Divisors: 1, 2, 3, 6, 9, 18, 379, 758, 1137, 2274

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101010100110

Octal: 15246

Duodecimal: 3B46

Hexadecimal: 1aa6

Square: 46539684

Square Root: 82.59539938761722

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 that are the sum of 10 positive 7th powers. A3377

Numbers that are the sum of 7 nonzero 8th powers. A3385

Number of non-self-conjugate partitions of n. A330644

Numbers m such that there are precisely 18 groups of order m. A298909

Numbers k such that the decimal digits of φ(k) are a permutation of those of k. A115921

T(n,k)=Number of nXnXn triangular 0..k arrays with some element plus some adjacent element totalling k+1, k or k-1 exactly once. A270850

Irregular triangle read by rows: T(n,k) is the number of degree-n permutations without overlaps which furnish k new permutations without overlaps upon the addition of an (n+1)st element, 2 <= k <= 1 + floor(n/2). A259689

Numbers k such that k! + k + 1 is prime. A73308

Numbers that are the sum of seven fourth powers in four or more ways. A345570

Numbers that are the sum of seven fourth powers in exactly four ways. A345826