Properties of the Number 22055

Twenty-Two Thousand Fifty-Five

Basics

Value: 22054 → 22055 → 22056

Parity: odd

Prime: No

Previous Prime: 22051

Next Prime: 22063

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 11 × 401

Divisors: 1, 5, 11, 55, 401, 2005, 4411, 22055

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011000100111

Octal: 53047

Duodecimal: 1091B

Hexadecimal: 5627

Square: 486423025

Square Root: 148.509258970611

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 n through n+5 have the same number of distinct prime factors. A45934

Number of compositions (ordered partitions) of n into an even number of triangular numbers. A339416

Number of compositions of n with exactly 2 transitions between different parts. A244714

Solution of the complementary equation a(n) = a(0)*b(n-1) + a(1)*b(n-2) + ... + a(n-1)*b(0) - 1, where a(0) = 1, a(1) = 3, b(0) = 2, and (a(n)) and (b(n)) are increasing complementary sequences. A296223

Cubes written in base 8. A4638

Numbers k such that (1_100.2_200.3_300 ... 8_800.9_900)*10^k + 1 is prime, i.e., 1 repeated 100 times, concatenated with 2 repeated 200 times, etc. A108055

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 505", based on the 5-celled von Neumann neighborhood. A272583

a(n) = 5·401*(10ⁿ + 1). A107285

θ series of D₂₄ lattice. A22055

Number of -4..4 arrays x(i) of n+1 elements i=1..n+1 with x(i)+x(j), x(i+1)+x(j+1), -(x(i)+x(j+1)), and -(x(i+1)+x(j)) having one, two or three distinct values for every i<=n and j<=n. A211690