Properties of the Number 26920

Twenty-Six Thousand Nine Hundred Twenty

Basics

Value: 26919 → 26920 → 26921

Parity: even

Prime: No

Previous Prime: 26903

Next Prime: 26921

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 5 × 673

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 673, 1346

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100100101000

Octal: 64450

Duodecimal: 136B4

Hexadecimal: 6928

Square: 724686400

Square Root: 164.07315441594946

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

Sum of largest parts of all partitions of n into odd parts. A92322

Expansion of (-1 + ∏_k>=1 1 / (1 + (-x)^k))⁸. A341247

Number of partitions p of n such that (number of even numbers in p) <= (number of odd numbers in p). A241637

Binomial transform of the Gray code sequence. A372304

Average of 4 primes where the integer Schwarzian derivative is zero. A94903

Irregular triangle read by rows: T(n,k) (0 <= k <= n²) are coefficients of cluster density function for site percolation on an n X n 2D triangular lattice with open boundary conditions. A365945

Number of divisors d of n with property that the binary representation of d can be obtained from the binary representation of n by changing any number of 1's to 0's. A246600

G.f. satisfies A(x) = (1 + x·A(x)²) * (1 + x²*A(x)⁵). A200719

Triangular array O by rows: O(n,k) = number of partitions of n into an odd number of parts, the greatest being k. A26920

G.f. satisfies: A(x) = x + A(A(A(x)))². A141372