Properties of the Number 22054

Twenty-Two Thousand Fifty-Four

Basics

Value: 22053 → 22054 → 22055

Parity: even

Prime: No

Previous Prime: 22051

Next Prime: 22063

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 11027

Divisors: 1, 2, 11027, 22054

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011000100110

Octal: 53046

Duodecimal: 1091A

Hexadecimal: 5626

Square: 486378916

Square Root: 148.50589213899897

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

Iccanobirt prime indices (15 of 15): Indices of prime numbers in A102125. A102145

T(n,k) = Number of (n·k) X k binary arrays with rows in nonincreasing order, n ones in every column and no more than 2 ones in any row. A188403

Number of n X n symmetric matrices with nonnegative entries and all row sums 2. A985

The number of lit cells in weakly decreasing partitions of n when light shines from the north west. Here partitions are represented from left to right by columns of cells. A366157

Number of (7·n) X 7 binary arrays with rows in nonincreasing order, n ones in every column and no more than 2 ones in any row. A188401

Numbers whose square is the sum of two successive primes. A74924

Squares that are the sum of two consecutive primes. A62703

Number of inequivalent 3 X 3 matrices with entries in {1,2,3,..,n} up to rotations. A282613

θ series of D₂₃ lattice. A22054

T(1, c) = prime(c). T(r + 1, c) = (T(r, c') + T(r, c'+1)) / 2 where c' is the c-th number such that T(r, c') + T(r, c'+1) is even. Table for T read downwards by antidiagonals. A287943