Properties of the Number 26320

Twenty-Six Thousand Three Hundred Twenty

Basics

Value: 26319 → 26320 → 26321

Parity: even

Prime: No

Previous Prime: 26317

Next Prime: 26321

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ⁴ × 5 × 7 × 47

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110011011010000

Octal: 63320

Duodecimal: 13294

Hexadecimal: 66d0

Square: 692742400

Square Root: 162.23439832538597

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

Number of n-node rooted trees of height at most 3. A1383

Number of ways to place two nonattacking queens on an n X n board. A36464

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal. A236789

Triangle read by rows: T(n,k) is the number of rooted toroidal maps with n edges and k faces and without isthmuses, n >= 2, k = 1..n-1. A343092

T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the upper median plus the lower median of every 2 X 2 subblock equal. A237007

Triangle of coefficients of q in e.g.f. that satisfies: A(x,q) = exp( q·x*A(q·x,q) ), read by rows of [n*(n-1)/2 + 1] terms in row n for n>=0. A126265

Positive numbers m such that m² - 1 divides 2^m - 1. A247219

Numbers k such that 2^k - 1 is divisible by (k-1). A87965

Positive numbers m such that m² - 1 divides 4^m - 1. A271842

Number of 2's in n-th term of A007651. A22467