Properties of the Number 22017

Twenty-Two Thousand Seventeen

Basics

Value: 22016 → 22017 → 22018

Parity: odd

Prime: No

Previous Prime: 22013

Next Prime: 22027

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 41 × 179

Divisors: 1, 3, 41, 123, 179, 537, 7339, 22017

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011000000001

Octal: 53001

Duodecimal: 108A9

Hexadecimal: 5601

Square: 484748289

Square Root: 148.38126566382968

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 arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nXk array. A219816

Number of days after Mar 01 00 such that the date written the format MMDDYY (American standard, short) is palindromic. A210894

a(n) = ∑_j=1..n ∑_k=1..n τ(j·k). A372674

Numbers n such that A048767(n+1)=A048767(n). A48769

Number of n X 2 0..5 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other. A201136

Number of 4Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 4Xn array. A219818

Numbers k>11 such that x^k + x¹¹ + x¹⁰ + x⁹ + x⁸ + x⁷ + x⁶ + x⁵ + x⁴ + x³ + x² + x + 1 is irreducible over GF(2). A57488

Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX7 array. A219815

a(n) = a(n-1) + a(a(n-1) mod n) + 1, a(0) = 1. A308576

Nonprime numbers k of the form 4·m+1 such that ∑_j=0..k-1 2^j * binomial(3·j, j) == 1 (mod k). A373747