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Properties of the Number 22116

Twenty-Two Thousand One Hundred Sixteen

Basics

Value: 22115 → 22116 → 22117

Parity: even

Prime: No

Previous Prime: 22111

Next Prime: 22123

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 2 × 3 × 19 × 97

Divisors: 1, 2, 3, 4, 6, 12, 19, 38, 57, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011001100100

Octal: 53144

Duodecimal: 10970

Hexadecimal: 5664

Square: 489117456

Square Root: 148.71449156017042

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 seven fourth powers in exactly six ways. A345828
T(n,k)=Number of nXk 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4. A240338
Expansion of e.g.f. 1 / (1 - 3·log(1 + x))1/3. A347020
Number of nX3 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4. A240334
Number of nX6 0..3 arrays with no element equal to two plus the sum of elements to its left or two plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4. A240337
Numbers that cannot be expressed as the sum of one or more numbers without any repeated digits. A342080
Numbers such that the two numbers before and the two numbers after are squarefree semiprimes. A358666
Numbers having four 3's in base 9. A43468
Fibonacci sequence beginning 2, 13. A22116
G.f. satisfies: A(x) = ∑n>=0 xn * ∑k=0..n xk * {[xk] A(x)3·n}. A249936