Properties of the Number -26418

Twenty-Six Thousand Four Hundred Eighteen

Basics

Value: -26419 → -26418 → -26417

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 17 × 37

Divisors: 1, 2, 3, 6, 7, 14, 17, 21, 34, 37

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011100110010

Octal: -63462

Duodecimal: -13356

Hexadecimal: -6732

Square: 697910724

Square Root: 162.53614982520043

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

a(n) = ∑_{k=0..floor((n-1)/3)} Stirling1(n,3·k+1). A357835

a(n) = (7·n³ + 6·n² + 5·n) / 6. A101165

Number of 7-digit numbers whose sum of digits is n. A278969

Central terms of triangle A120898 (cascadence of 1+2x+x²). A120901

Numbers n such that n⁶ + 545 is prime. A163592

Primitive practical numbers (A267124) with a record gap to the next primitive practical number. A334883

Number of partitions of n with equal number of parts congruent to each of 0 and 4 (mod 5). A35555

Indices of primes in sequence defined by A(0) = 61, A(n) = 10·A(n-1) + 41 for n > 0. A101531

1-sequence of reduction of (2n) by x² -> x+1. A192306

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 539", based on the 5-celled von Neumann neighborhood. A272803