Properties of the Number 22106

Twenty-Two Thousand One Hundred Six

Basics

Value: 22105 → 22106 → 22107

Parity: even

Prime: No

Previous Prime: 22093

Next Prime: 22109

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 1579

Divisors: 1, 2, 7, 14, 1579, 3158, 11053, 22106

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 101011001011010

Octal: 53132

Duodecimal: 10962

Hexadecimal: 565a

Square: 488675236

Square Root: 148.68086628749512

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

T(n,k)=Number of nXk 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. A281056

a(n) = ∑_d∣n d^n/d-1 * (n/d)^d-1. A359004

a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero icosahedral numbers in exactly n ways, or -1 if no such integer exists. A360215

Number of nX5 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. A281053

Number of 6Xn 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. A281061

Fibonacci sequence beginning 1, 16. A22106